contrib/llvm/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/ADT/StringSwitch.h"
  17 #include "llvm/Bitcode/ReaderWriter.h"
  18 #include "llvm/IR/Attributes.h"
  19 #include "AttributeSetNode.h"
  20 #include "llvm/IR/CallSite.h"
  21 #include "llvm/IR/Constants.h"
  22 #include "llvm/IR/DerivedTypes.h"
  23 #include "llvm/IR/DiagnosticInfo.h"
  24 #include "llvm/IR/DiagnosticPrinter.h"
  25 #include "llvm/IR/GlobalAlias.h"
  26 #include "llvm/IR/GlobalVariable.h"
  27 #include "llvm/IR/IRBuilder.h"
  28 #include "llvm/IR/InlineAsm.h"
  29 #include "llvm/IR/IntrinsicInst.h"
  30 #include "llvm/IR/LLVMContext.h"
  31 #include "llvm/IR/LegacyPassManager.h"
  32 #include "llvm/IR/Module.h"
  33 #include "llvm/Support/Debug.h"
  34 #include "llvm/Support/ErrorHandling.h"
  35 #include "llvm/Support/FileSystem.h"
  36 #include "llvm/Support/ManagedStatic.h"
  37 #include "llvm/Support/MemoryBuffer.h"
  38 #include "llvm/Support/Threading.h"
  39 #include "llvm/Support/raw_ostream.h"
  40 #include <cassert>
  41 #include <cstdlib>
  42 #include <cstring>
  43 #include <system_error>
  44
  45 using namespace llvm;
  46
  47 #define DEBUG_TYPE "ir"
  48
  49 void llvm::initializeCore(PassRegistry &Registry) {
  50   initializeDominatorTreeWrapperPassPass(Registry);
  51   initializePrintModulePassWrapperPass(Registry);
  52   initializePrintFunctionPassWrapperPass(Registry);
  53   initializePrintBasicBlockPassPass(Registry);
  54   initializeVerifierLegacyPassPass(Registry);
  55 }
  56
  57 void LLVMInitializeCore(LLVMPassRegistryRef R) {
  58   initializeCore(*unwrap(R));
  59 }
  60
  61 void LLVMShutdown() {
  62   llvm_shutdown();
  63 }
  64
  65 /*===-- Error handling ----------------------------------------------------===*/
  66
  67 char *LLVMCreateMessage(const char *Message) {
  68   return strdup(Message);
  69 }
  70
  71 void LLVMDisposeMessage(char *Message) {
  72   free(Message);
  73 }
  74
  75
  76 /*===-- Operations on contexts --------------------------------------------===*/
  77
  78 static ManagedStatic<LLVMContext> GlobalContext;
  79
  80 LLVMContextRef LLVMContextCreate() {
  81   return wrap(new LLVMContext());
  82 }
  83
  84 LLVMContextRef LLVMGetGlobalContext() { return wrap(&*GlobalContext); }
  85
  86 void LLVMContextSetDiagnosticHandler(LLVMContextRef C,
  87                                      LLVMDiagnosticHandler Handler,
  88                                      void *DiagnosticContext) {
  89   unwrap(C)->setDiagnosticHandler(
  90       LLVM_EXTENSION reinterpret_cast<LLVMContext::DiagnosticHandlerTy>(
  91           Handler),
  92       DiagnosticContext);
  93 }
  94
  95 LLVMDiagnosticHandler LLVMContextGetDiagnosticHandler(LLVMContextRef C) {
  96   return LLVM_EXTENSION reinterpret_cast<LLVMDiagnosticHandler>(
  97       unwrap(C)->getDiagnosticHandler());
  98 }
  99
 100 void *LLVMContextGetDiagnosticContext(LLVMContextRef C) {
 101   return unwrap(C)->getDiagnosticContext();
 102 }
 103
 104 void LLVMContextSetYieldCallback(LLVMContextRef C, LLVMYieldCallback Callback,
 105                                  void *OpaqueHandle) {
 106   auto YieldCallback =
 107     LLVM_EXTENSION reinterpret_cast<LLVMContext::YieldCallbackTy>(Callback);
 108   unwrap(C)->setYieldCallback(YieldCallback, OpaqueHandle);
 109 }
 110
 111 void LLVMContextDispose(LLVMContextRef C) {
 112   delete unwrap(C);
 113 }
 114
 115 unsigned LLVMGetMDKindIDInContext(LLVMContextRef C, const char *Name,
 116                                   unsigned SLen) {
 117   return unwrap(C)->getMDKindID(StringRef(Name, SLen));
 118 }
 119
 120 unsigned LLVMGetMDKindID(const char *Name, unsigned SLen) {
 121   return LLVMGetMDKindIDInContext(LLVMGetGlobalContext(), Name, SLen);
 122 }
 123
 124 #define GET_ATTR_KIND_FROM_NAME
 125 #include "AttributesCompatFunc.inc"
 126
 127 unsigned LLVMGetEnumAttributeKindForName(const char *Name, size_t SLen) {
 128   return getAttrKindFromName(StringRef(Name, SLen));
 129 }
 130
 131 unsigned LLVMGetLastEnumAttributeKind(void) {
 132   return Attribute::AttrKind::EndAttrKinds;
 133 }
 134
 135 LLVMAttributeRef LLVMCreateEnumAttribute(LLVMContextRef C, unsigned KindID,
 136                                          uint64_t Val) {
 137   return wrap(Attribute::get(*unwrap(C), (Attribute::AttrKind)KindID, Val));
 138 }
 139
 140 unsigned LLVMGetEnumAttributeKind(LLVMAttributeRef A) {
 141   return unwrap(A).getKindAsEnum();
 142 }
 143
 144 uint64_t LLVMGetEnumAttributeValue(LLVMAttributeRef A) {
 145   auto Attr = unwrap(A);
 146   if (Attr.isEnumAttribute())
 147     return 0;
 148   return Attr.getValueAsInt();
 149 }
 150
 151 LLVMAttributeRef LLVMCreateStringAttribute(LLVMContextRef C,
 152                                            const char *K, unsigned KLength,
 153                                            const char *V, unsigned VLength) {
 154   return wrap(Attribute::get(*unwrap(C), StringRef(K, KLength),
 155                              StringRef(V, VLength)));
 156 }
 157
 158 const char *LLVMGetStringAttributeKind(LLVMAttributeRef A,
 159                                        unsigned *Length) {
 160   auto S = unwrap(A).getKindAsString();
 161   *Length = S.size();
 162   return S.data();
 163 }
 164
 165 const char *LLVMGetStringAttributeValue(LLVMAttributeRef A,
 166                                         unsigned *Length) {
 167   auto S = unwrap(A).getValueAsString();
 168   *Length = S.size();
 169   return S.data();
 170 }
 171
 172 LLVMBool LLVMIsEnumAttribute(LLVMAttributeRef A) {
 173   auto Attr = unwrap(A);
 174   return Attr.isEnumAttribute() || Attr.isIntAttribute();
 175 }
 176
 177 LLVMBool LLVMIsStringAttribute(LLVMAttributeRef A) {
 178   return unwrap(A).isStringAttribute();
 179 }
 180
 181 char *LLVMGetDiagInfoDescription(LLVMDiagnosticInfoRef DI) {
 182   std::string MsgStorage;
 183   raw_string_ostream Stream(MsgStorage);
 184   DiagnosticPrinterRawOStream DP(Stream);
 185
 186   unwrap(DI)->print(DP);
 187   Stream.flush();
 188
 189   return LLVMCreateMessage(MsgStorage.c_str());
 190 }
 191
 192 LLVMDiagnosticSeverity LLVMGetDiagInfoSeverity(LLVMDiagnosticInfoRef DI) {
 193     LLVMDiagnosticSeverity severity;
 194
 195     switch(unwrap(DI)->getSeverity()) {
 196     default:
 197       severity = LLVMDSError;
 198       break;
 199     case DS_Warning:
 200       severity = LLVMDSWarning;
 201       break;
 202     case DS_Remark:
 203       severity = LLVMDSRemark;
 204       break;
 205     case DS_Note:
 206       severity = LLVMDSNote;
 207       break;
 208     }
 209
 210     return severity;
 211 }
 212
 213 /*===-- Operations on modules ---------------------------------------------===*/
 214
 215 LLVMModuleRef LLVMModuleCreateWithName(const char *ModuleID) {
 216   return wrap(new Module(ModuleID, *GlobalContext));
 217 }
 218
 219 LLVMModuleRef LLVMModuleCreateWithNameInContext(const char *ModuleID,
 220                                                 LLVMContextRef C) {
 221   return wrap(new Module(ModuleID, *unwrap(C)));
 222 }
 223
 224 void LLVMDisposeModule(LLVMModuleRef M) {
 225   delete unwrap(M);
 226 }
 227
 228 const char *LLVMGetModuleIdentifier(LLVMModuleRef M, size_t *Len) {
 229   auto &Str = unwrap(M)->getModuleIdentifier();
 230   *Len = Str.length();
 231   return Str.c_str();
 232 }
 233
 234 void LLVMSetModuleIdentifier(LLVMModuleRef M, const char *Ident, size_t Len) {
 235   unwrap(M)->setModuleIdentifier(StringRef(Ident, Len));
 236 }
 237
 238
 239 /*--.. Data layout .........................................................--*/
 240 const char *LLVMGetDataLayoutStr(LLVMModuleRef M) {
 241   return unwrap(M)->getDataLayoutStr().c_str();
 242 }
 243
 244 const char *LLVMGetDataLayout(LLVMModuleRef M) {
 245   return LLVMGetDataLayoutStr(M);
 246 }
 247
 248 void LLVMSetDataLayout(LLVMModuleRef M, const char *DataLayoutStr) {
 249   unwrap(M)->setDataLayout(DataLayoutStr);
 250 }
 251
 252 /*--.. Target triple .......................................................--*/
 253 const char * LLVMGetTarget(LLVMModuleRef M) {
 254   return unwrap(M)->getTargetTriple().c_str();
 255 }
 256
 257 void LLVMSetTarget(LLVMModuleRef M, const char *Triple) {
 258   unwrap(M)->setTargetTriple(Triple);
 259 }
 260
 261 void LLVMDumpModule(LLVMModuleRef M) {
 262   unwrap(M)->dump();
 263 }
 264
 265 LLVMBool LLVMPrintModuleToFile(LLVMModuleRef M, const char *Filename,
 266                                char **ErrorMessage) {
 267   std::error_code EC;
 268   raw_fd_ostream dest(Filename, EC, sys::fs::F_Text);
 269   if (EC) {
 270     *ErrorMessage = strdup(EC.message().c_str());
 271     return true;
 272   }
 273
 274   unwrap(M)->print(dest, nullptr);
 275
 276   dest.close();
 277
 278   if (dest.has_error()) {
 279     *ErrorMessage = strdup("Error printing to file");
 280     return true;
 281   }
 282
 283   return false;
 284 }
 285
 286 char *LLVMPrintModuleToString(LLVMModuleRef M) {
 287   std::string buf;
 288   raw_string_ostream os(buf);
 289
 290   unwrap(M)->print(os, nullptr);
 291   os.flush();
 292
 293   return strdup(buf.c_str());
 294 }
 295
 296 /*--.. Operations on inline assembler ......................................--*/
 297 void LLVMSetModuleInlineAsm(LLVMModuleRef M, const char *Asm) {
 298   unwrap(M)->setModuleInlineAsm(StringRef(Asm));
 299 }
 300
 301
 302 /*--.. Operations on module contexts ......................................--*/
 303 LLVMContextRef LLVMGetModuleContext(LLVMModuleRef M) {
 304   return wrap(&unwrap(M)->getContext());
 305 }
 306
 307
 308 /*===-- Operations on types -----------------------------------------------===*/
 309
 310 /*--.. Operations on all types (mostly) ....................................--*/
 311
 312 LLVMTypeKind LLVMGetTypeKind(LLVMTypeRef Ty) {
 313   switch (unwrap(Ty)->getTypeID()) {
 314   case Type::VoidTyID:
 315     return LLVMVoidTypeKind;
 316   case Type::HalfTyID:
 317     return LLVMHalfTypeKind;
 318   case Type::FloatTyID:
 319     return LLVMFloatTypeKind;
 320   case Type::DoubleTyID:
 321     return LLVMDoubleTypeKind;
 322   case Type::X86_FP80TyID:
 323     return LLVMX86_FP80TypeKind;
 324   case Type::FP128TyID:
 325     return LLVMFP128TypeKind;
 326   case Type::PPC_FP128TyID:
 327     return LLVMPPC_FP128TypeKind;
 328   case Type::LabelTyID:
 329     return LLVMLabelTypeKind;
 330   case Type::MetadataTyID:
 331     return LLVMMetadataTypeKind;
 332   case Type::IntegerTyID:
 333     return LLVMIntegerTypeKind;
 334   case Type::FunctionTyID:
 335     return LLVMFunctionTypeKind;
 336   case Type::StructTyID:
 337     return LLVMStructTypeKind;
 338   case Type::ArrayTyID:
 339     return LLVMArrayTypeKind;
 340   case Type::PointerTyID:
 341     return LLVMPointerTypeKind;
 342   case Type::VectorTyID:
 343     return LLVMVectorTypeKind;
 344   case Type::X86_MMXTyID:
 345     return LLVMX86_MMXTypeKind;
 346   case Type::TokenTyID:
 347     return LLVMTokenTypeKind;
 348   }
 349   llvm_unreachable("Unhandled TypeID.");
 350 }
 351
 352 LLVMBool LLVMTypeIsSized(LLVMTypeRef Ty)
 353 {
 354     return unwrap(Ty)->isSized();
 355 }
 356
 357 LLVMContextRef LLVMGetTypeContext(LLVMTypeRef Ty) {
 358   return wrap(&unwrap(Ty)->getContext());
 359 }
 360
 361 void LLVMDumpType(LLVMTypeRef Ty) {
 362   return unwrap(Ty)->dump();
 363 }
 364
 365 char *LLVMPrintTypeToString(LLVMTypeRef Ty) {
 366   std::string buf;
 367   raw_string_ostream os(buf);
 368
 369   if (unwrap(Ty))
 370     unwrap(Ty)->print(os);
 371   else
 372     os << "Printing <null> Type";
 373
 374   os.flush();
 375
 376   return strdup(buf.c_str());
 377 }
 378
 379 /*--.. Operations on integer types .........................................--*/
 380
 381 LLVMTypeRef LLVMInt1TypeInContext(LLVMContextRef C)  {
 382   return (LLVMTypeRef) Type::getInt1Ty(*unwrap(C));
 383 }
 384 LLVMTypeRef LLVMInt8TypeInContext(LLVMContextRef C)  {
 385   return (LLVMTypeRef) Type::getInt8Ty(*unwrap(C));
 386 }
 387 LLVMTypeRef LLVMInt16TypeInContext(LLVMContextRef C) {
 388   return (LLVMTypeRef) Type::getInt16Ty(*unwrap(C));
 389 }
 390 LLVMTypeRef LLVMInt32TypeInContext(LLVMContextRef C) {
 391   return (LLVMTypeRef) Type::getInt32Ty(*unwrap(C));
 392 }
 393 LLVMTypeRef LLVMInt64TypeInContext(LLVMContextRef C) {
 394   return (LLVMTypeRef) Type::getInt64Ty(*unwrap(C));
 395 }
 396 LLVMTypeRef LLVMInt128TypeInContext(LLVMContextRef C) {
 397   return (LLVMTypeRef) Type::getInt128Ty(*unwrap(C));
 398 }
 399 LLVMTypeRef LLVMIntTypeInContext(LLVMContextRef C, unsigned NumBits) {
 400   return wrap(IntegerType::get(*unwrap(C), NumBits));
 401 }
 402
 403 LLVMTypeRef LLVMInt1Type(void)  {
 404   return LLVMInt1TypeInContext(LLVMGetGlobalContext());
 405 }
 406 LLVMTypeRef LLVMInt8Type(void)  {
 407   return LLVMInt8TypeInContext(LLVMGetGlobalContext());
 408 }
 409 LLVMTypeRef LLVMInt16Type(void) {
 410   return LLVMInt16TypeInContext(LLVMGetGlobalContext());
 411 }
 412 LLVMTypeRef LLVMInt32Type(void) {
 413   return LLVMInt32TypeInContext(LLVMGetGlobalContext());
 414 }
 415 LLVMTypeRef LLVMInt64Type(void) {
 416   return LLVMInt64TypeInContext(LLVMGetGlobalContext());
 417 }
 418 LLVMTypeRef LLVMInt128Type(void) {
 419   return LLVMInt128TypeInContext(LLVMGetGlobalContext());
 420 }
 421 LLVMTypeRef LLVMIntType(unsigned NumBits) {
 422   return LLVMIntTypeInContext(LLVMGetGlobalContext(), NumBits);
 423 }
 424
 425 unsigned LLVMGetIntTypeWidth(LLVMTypeRef IntegerTy) {
 426   return unwrap<IntegerType>(IntegerTy)->getBitWidth();
 427 }
 428
 429 /*--.. Operations on real types ............................................--*/
 430
 431 LLVMTypeRef LLVMHalfTypeInContext(LLVMContextRef C) {
 432   return (LLVMTypeRef) Type::getHalfTy(*unwrap(C));
 433 }
 434 LLVMTypeRef LLVMFloatTypeInContext(LLVMContextRef C) {
 435   return (LLVMTypeRef) Type::getFloatTy(*unwrap(C));
 436 }
 437 LLVMTypeRef LLVMDoubleTypeInContext(LLVMContextRef C) {
 438   return (LLVMTypeRef) Type::getDoubleTy(*unwrap(C));
 439 }
 440 LLVMTypeRef LLVMX86FP80TypeInContext(LLVMContextRef C) {
 441   return (LLVMTypeRef) Type::getX86_FP80Ty(*unwrap(C));
 442 }
 443 LLVMTypeRef LLVMFP128TypeInContext(LLVMContextRef C) {
 444   return (LLVMTypeRef) Type::getFP128Ty(*unwrap(C));
 445 }
 446 LLVMTypeRef LLVMPPCFP128TypeInContext(LLVMContextRef C) {
 447   return (LLVMTypeRef) Type::getPPC_FP128Ty(*unwrap(C));
 448 }
 449 LLVMTypeRef LLVMX86MMXTypeInContext(LLVMContextRef C) {
 450   return (LLVMTypeRef) Type::getX86_MMXTy(*unwrap(C));
 451 }
 452 LLVMTypeRef LLVMTokenTypeInContext(LLVMContextRef C) {
 453   return (LLVMTypeRef) Type::getTokenTy(*unwrap(C));
 454 }
 455
 456 LLVMTypeRef LLVMHalfType(void) {
 457   return LLVMHalfTypeInContext(LLVMGetGlobalContext());
 458 }
 459 LLVMTypeRef LLVMFloatType(void) {
 460   return LLVMFloatTypeInContext(LLVMGetGlobalContext());
 461 }
 462 LLVMTypeRef LLVMDoubleType(void) {
 463   return LLVMDoubleTypeInContext(LLVMGetGlobalContext());
 464 }
 465 LLVMTypeRef LLVMX86FP80Type(void) {
 466   return LLVMX86FP80TypeInContext(LLVMGetGlobalContext());
 467 }
 468 LLVMTypeRef LLVMFP128Type(void) {
 469   return LLVMFP128TypeInContext(LLVMGetGlobalContext());
 470 }
 471 LLVMTypeRef LLVMPPCFP128Type(void) {
 472   return LLVMPPCFP128TypeInContext(LLVMGetGlobalContext());
 473 }
 474 LLVMTypeRef LLVMX86MMXType(void) {
 475   return LLVMX86MMXTypeInContext(LLVMGetGlobalContext());
 476 }
 477
 478 /*--.. Operations on function types ........................................--*/
 479
 480 LLVMTypeRef LLVMFunctionType(LLVMTypeRef ReturnType,
 481                              LLVMTypeRef *ParamTypes, unsigned ParamCount,
 482                              LLVMBool IsVarArg) {
 483   ArrayRef<Type*> Tys(unwrap(ParamTypes), ParamCount);
 484   return wrap(FunctionType::get(unwrap(ReturnType), Tys, IsVarArg != 0));
 485 }
 486
 487 LLVMBool LLVMIsFunctionVarArg(LLVMTypeRef FunctionTy) {
 488   return unwrap<FunctionType>(FunctionTy)->isVarArg();
 489 }
 490
 491 LLVMTypeRef LLVMGetReturnType(LLVMTypeRef FunctionTy) {
 492   return wrap(unwrap<FunctionType>(FunctionTy)->getReturnType());
 493 }
 494
 495 unsigned LLVMCountParamTypes(LLVMTypeRef FunctionTy) {
 496   return unwrap<FunctionType>(FunctionTy)->getNumParams();
 497 }
 498
 499 void LLVMGetParamTypes(LLVMTypeRef FunctionTy, LLVMTypeRef *Dest) {
 500   FunctionType *Ty = unwrap<FunctionType>(FunctionTy);
 501   for (FunctionType::param_iterator I = Ty->param_begin(),
 502                                     E = Ty->param_end(); I != E; ++I)
 503     *Dest++ = wrap(*I);
 504 }
 505
 506 /*--.. Operations on struct types ..........................................--*/
 507
 508 LLVMTypeRef LLVMStructTypeInContext(LLVMContextRef C, LLVMTypeRef *ElementTypes,
 509                            unsigned ElementCount, LLVMBool Packed) {
 510   ArrayRef<Type*> Tys(unwrap(ElementTypes), ElementCount);
 511   return wrap(StructType::get(*unwrap(C), Tys, Packed != 0));
 512 }
 513
 514 LLVMTypeRef LLVMStructType(LLVMTypeRef *ElementTypes,
 515                            unsigned ElementCount, LLVMBool Packed) {
 516   return LLVMStructTypeInContext(LLVMGetGlobalContext(), ElementTypes,
 517                                  ElementCount, Packed);
 518 }
 519
 520 LLVMTypeRef LLVMStructCreateNamed(LLVMContextRef C, const char *Name)
 521 {
 522   return wrap(StructType::create(*unwrap(C), Name));
 523 }
 524
 525 const char *LLVMGetStructName(LLVMTypeRef Ty)
 526 {
 527   StructType *Type = unwrap<StructType>(Ty);
 528   if (!Type->hasName())
 529     return nullptr;
 530   return Type->getName().data();
 531 }
 532
 533 void LLVMStructSetBody(LLVMTypeRef StructTy, LLVMTypeRef *ElementTypes,
 534                        unsigned ElementCount, LLVMBool Packed) {
 535   ArrayRef<Type*> Tys(unwrap(ElementTypes), ElementCount);
 536   unwrap<StructType>(StructTy)->setBody(Tys, Packed != 0);
 537 }
 538
 539 unsigned LLVMCountStructElementTypes(LLVMTypeRef StructTy) {
 540   return unwrap<StructType>(StructTy)->getNumElements();
 541 }
 542
 543 void LLVMGetStructElementTypes(LLVMTypeRef StructTy, LLVMTypeRef *Dest) {
 544   StructType *Ty = unwrap<StructType>(StructTy);
 545   for (StructType::element_iterator I = Ty->element_begin(),
 546                                     E = Ty->element_end(); I != E; ++I)
 547     *Dest++ = wrap(*I);
 548 }
 549
 550 LLVMTypeRef LLVMStructGetTypeAtIndex(LLVMTypeRef StructTy, unsigned i) {
 551   StructType *Ty = unwrap<StructType>(StructTy);
 552   return wrap(Ty->getTypeAtIndex(i));
 553 }
 554
 555 LLVMBool LLVMIsPackedStruct(LLVMTypeRef StructTy) {
 556   return unwrap<StructType>(StructTy)->isPacked();
 557 }
 558
 559 LLVMBool LLVMIsOpaqueStruct(LLVMTypeRef StructTy) {
 560   return unwrap<StructType>(StructTy)->isOpaque();
 561 }
 562
 563 LLVMTypeRef LLVMGetTypeByName(LLVMModuleRef M, const char *Name) {
 564   return wrap(unwrap(M)->getTypeByName(Name));
 565 }
 566
 567 /*--.. Operations on array, pointer, and vector types (sequence types) .....--*/
 568
 569 LLVMTypeRef LLVMArrayType(LLVMTypeRef ElementType, unsigned ElementCount) {
 570   return wrap(ArrayType::get(unwrap(ElementType), ElementCount));
 571 }
 572
 573 LLVMTypeRef LLVMPointerType(LLVMTypeRef ElementType, unsigned AddressSpace) {
 574   return wrap(PointerType::get(unwrap(ElementType), AddressSpace));
 575 }
 576
 577 LLVMTypeRef LLVMVectorType(LLVMTypeRef ElementType, unsigned ElementCount) {
 578   return wrap(VectorType::get(unwrap(ElementType), ElementCount));
 579 }
 580
 581 LLVMTypeRef LLVMGetElementType(LLVMTypeRef Ty) {
 582   return wrap(unwrap<SequentialType>(Ty)->getElementType());
 583 }
 584
 585 unsigned LLVMGetArrayLength(LLVMTypeRef ArrayTy) {
 586   return unwrap<ArrayType>(ArrayTy)->getNumElements();
 587 }
 588
 589 unsigned LLVMGetPointerAddressSpace(LLVMTypeRef PointerTy) {
 590   return unwrap<PointerType>(PointerTy)->getAddressSpace();
 591 }
 592
 593 unsigned LLVMGetVectorSize(LLVMTypeRef VectorTy) {
 594   return unwrap<VectorType>(VectorTy)->getNumElements();
 595 }
 596
 597 /*--.. Operations on other types ...........................................--*/
 598
 599 LLVMTypeRef LLVMVoidTypeInContext(LLVMContextRef C)  {
 600   return wrap(Type::getVoidTy(*unwrap(C)));
 601 }
 602 LLVMTypeRef LLVMLabelTypeInContext(LLVMContextRef C) {
 603   return wrap(Type::getLabelTy(*unwrap(C)));
 604 }
 605
 606 LLVMTypeRef LLVMVoidType(void)  {
 607   return LLVMVoidTypeInContext(LLVMGetGlobalContext());
 608 }
 609 LLVMTypeRef LLVMLabelType(void) {
 610   return LLVMLabelTypeInContext(LLVMGetGlobalContext());
 611 }
 612
 613 /*===-- Operations on values ----------------------------------------------===*/
 614
 615 /*--.. Operations on all values ............................................--*/
 616
 617 LLVMTypeRef LLVMTypeOf(LLVMValueRef Val) {
 618   return wrap(unwrap(Val)->getType());
 619 }
 620
 621 LLVMValueKind LLVMGetValueKind(LLVMValueRef Val) {
 622     switch(unwrap(Val)->getValueID()) {
 623 #define HANDLE_VALUE(Name) \
 624   case Value::Name##Val: \
 625     return LLVM##Name##ValueKind;
 626 #include "llvm/IR/Value.def"
 627   default:
 628     return LLVMInstructionValueKind;
 629   }
 630 }
 631
 632 const char *LLVMGetValueName(LLVMValueRef Val) {
 633   return unwrap(Val)->getName().data();
 634 }
 635
 636 void LLVMSetValueName(LLVMValueRef Val, const char *Name) {
 637   unwrap(Val)->setName(Name);
 638 }
 639
 640 void LLVMDumpValue(LLVMValueRef Val) {
 641   unwrap(Val)->dump();
 642 }
 643
 644 char* LLVMPrintValueToString(LLVMValueRef Val) {
 645   std::string buf;
 646   raw_string_ostream os(buf);
 647
 648   if (unwrap(Val))
 649     unwrap(Val)->print(os);
 650   else
 651     os << "Printing <null> Value";
 652
 653   os.flush();
 654
 655   return strdup(buf.c_str());
 656 }
 657
 658 void LLVMReplaceAllUsesWith(LLVMValueRef OldVal, LLVMValueRef NewVal) {
 659   unwrap(OldVal)->replaceAllUsesWith(unwrap(NewVal));
 660 }
 661
 662 int LLVMHasMetadata(LLVMValueRef Inst) {
 663   return unwrap<Instruction>(Inst)->hasMetadata();
 664 }
 665
 666 LLVMValueRef LLVMGetMetadata(LLVMValueRef Inst, unsigned KindID) {
 667   auto *I = unwrap<Instruction>(Inst);
 668   assert(I && "Expected instruction");
 669   if (auto *MD = I->getMetadata(KindID))
 670     return wrap(MetadataAsValue::get(I->getContext(), MD));
 671   return nullptr;
 672 }
 673
 674 // MetadataAsValue uses a canonical format which strips the actual MDNode for
 675 // MDNode with just a single constant value, storing just a ConstantAsMetadata
 676 // This undoes this canonicalization, reconstructing the MDNode.
 677 static MDNode *extractMDNode(MetadataAsValue *MAV) {
 678   Metadata *MD = MAV->getMetadata();
 679   assert((isa<MDNode>(MD) || isa<ConstantAsMetadata>(MD)) &&
 680       "Expected a metadata node or a canonicalized constant");
 681
 682   if (MDNode *N = dyn_cast<MDNode>(MD))
 683     return N;
 684
 685   return MDNode::get(MAV->getContext(), MD);
 686 }
 687
 688 void LLVMSetMetadata(LLVMValueRef Inst, unsigned KindID, LLVMValueRef Val) {
 689   MDNode *N = Val ? extractMDNode(unwrap<MetadataAsValue>(Val)) : nullptr;
 690
 691   unwrap<Instruction>(Inst)->setMetadata(KindID, N);
 692 }
 693
 694 /*--.. Conversion functions ................................................--*/
 695
 696 #define LLVM_DEFINE_VALUE_CAST(name)                                       \
 697   LLVMValueRef LLVMIsA##name(LLVMValueRef Val) {                           \
 698     return wrap(static_cast<Value*>(dyn_cast_or_null<name>(unwrap(Val)))); \
 699   }
 700
 701 LLVM_FOR_EACH_VALUE_SUBCLASS(LLVM_DEFINE_VALUE_CAST)
 702
 703 LLVMValueRef LLVMIsAMDNode(LLVMValueRef Val) {
 704   if (auto *MD = dyn_cast_or_null<MetadataAsValue>(unwrap(Val)))
 705     if (isa<MDNode>(MD->getMetadata()) ||
 706         isa<ValueAsMetadata>(MD->getMetadata()))
 707       return Val;
 708   return nullptr;
 709 }
 710
 711 LLVMValueRef LLVMIsAMDString(LLVMValueRef Val) {
 712   if (auto *MD = dyn_cast_or_null<MetadataAsValue>(unwrap(Val)))
 713     if (isa<MDString>(MD->getMetadata()))
 714       return Val;
 715   return nullptr;
 716 }
 717
 718 /*--.. Operations on Uses ..................................................--*/
 719 LLVMUseRef LLVMGetFirstUse(LLVMValueRef Val) {
 720   Value *V = unwrap(Val);
 721   Value::use_iterator I = V->use_begin();
 722   if (I == V->use_end())
 723     return nullptr;
 724   return wrap(&*I);
 725 }
 726
 727 LLVMUseRef LLVMGetNextUse(LLVMUseRef U) {
 728   Use *Next = unwrap(U)->getNext();
 729   if (Next)
 730     return wrap(Next);
 731   return nullptr;
 732 }
 733
 734 LLVMValueRef LLVMGetUser(LLVMUseRef U) {
 735   return wrap(unwrap(U)->getUser());
 736 }
 737
 738 LLVMValueRef LLVMGetUsedValue(LLVMUseRef U) {
 739   return wrap(unwrap(U)->get());
 740 }
 741
 742 /*--.. Operations on Users .................................................--*/
 743
 744 static LLVMValueRef getMDNodeOperandImpl(LLVMContext &Context, const MDNode *N,
 745                                          unsigned Index) {
 746   Metadata *Op = N->getOperand(Index);
 747   if (!Op)
 748     return nullptr;
 749   if (auto *C = dyn_cast<ConstantAsMetadata>(Op))
 750     return wrap(C->getValue());
 751   return wrap(MetadataAsValue::get(Context, Op));
 752 }
 753
 754 LLVMValueRef LLVMGetOperand(LLVMValueRef Val, unsigned Index) {
 755   Value *V = unwrap(Val);
 756   if (auto *MD = dyn_cast<MetadataAsValue>(V)) {
 757     if (auto *L = dyn_cast<ValueAsMetadata>(MD->getMetadata())) {
 758       assert(Index == 0 && "Function-local metadata can only have one operand");
 759       return wrap(L->getValue());
 760     }
 761     return getMDNodeOperandImpl(V->getContext(),
 762                                 cast<MDNode>(MD->getMetadata()), Index);
 763   }
 764
 765   return wrap(cast<User>(V)->getOperand(Index));
 766 }
 767
 768 LLVMUseRef LLVMGetOperandUse(LLVMValueRef Val, unsigned Index) {
 769   Value *V = unwrap(Val);
 770   return wrap(&cast<User>(V)->getOperandUse(Index));
 771 }
 772
 773 void LLVMSetOperand(LLVMValueRef Val, unsigned Index, LLVMValueRef Op) {
 774   unwrap<User>(Val)->setOperand(Index, unwrap(Op));
 775 }
 776
 777 int LLVMGetNumOperands(LLVMValueRef Val) {
 778   Value *V = unwrap(Val);
 779   if (isa<MetadataAsValue>(V))
 780     return LLVMGetMDNodeNumOperands(Val);
 781
 782   return cast<User>(V)->getNumOperands();
 783 }
 784
 785 /*--.. Operations on constants of any type .................................--*/
 786
 787 LLVMValueRef LLVMConstNull(LLVMTypeRef Ty) {
 788   return wrap(Constant::getNullValue(unwrap(Ty)));
 789 }
 790
 791 LLVMValueRef LLVMConstAllOnes(LLVMTypeRef Ty) {
 792   return wrap(Constant::getAllOnesValue(unwrap(Ty)));
 793 }
 794
 795 LLVMValueRef LLVMGetUndef(LLVMTypeRef Ty) {
 796   return wrap(UndefValue::get(unwrap(Ty)));
 797 }
 798
 799 LLVMBool LLVMIsConstant(LLVMValueRef Ty) {
 800   return isa<Constant>(unwrap(Ty));
 801 }
 802
 803 LLVMBool LLVMIsNull(LLVMValueRef Val) {
 804   if (Constant *C = dyn_cast<Constant>(unwrap(Val)))
 805     return C->isNullValue();
 806   return false;
 807 }
 808
 809 LLVMBool LLVMIsUndef(LLVMValueRef Val) {
 810   return isa<UndefValue>(unwrap(Val));
 811 }
 812
 813 LLVMValueRef LLVMConstPointerNull(LLVMTypeRef Ty) {
 814   return wrap(ConstantPointerNull::get(unwrap<PointerType>(Ty)));
 815 }
 816
 817 /*--.. Operations on metadata nodes ........................................--*/
 818
 819 LLVMValueRef LLVMMDStringInContext(LLVMContextRef C, const char *Str,
 820                                    unsigned SLen) {
 821   LLVMContext &Context = *unwrap(C);
 822   return wrap(MetadataAsValue::get(
 823       Context, MDString::get(Context, StringRef(Str, SLen))));
 824 }
 825
 826 LLVMValueRef LLVMMDString(const char *Str, unsigned SLen) {
 827   return LLVMMDStringInContext(LLVMGetGlobalContext(), Str, SLen);
 828 }
 829
 830 LLVMValueRef LLVMMDNodeInContext(LLVMContextRef C, LLVMValueRef *Vals,
 831                                  unsigned Count) {
 832   LLVMContext &Context = *unwrap(C);
 833   SmallVector<Metadata *, 8> MDs;
 834   for (auto *OV : makeArrayRef(Vals, Count)) {
 835     Value *V = unwrap(OV);
 836     Metadata *MD;
 837     if (!V)
 838       MD = nullptr;
 839     else if (auto *C = dyn_cast<Constant>(V))
 840       MD = ConstantAsMetadata::get(C);
 841     else if (auto *MDV = dyn_cast<MetadataAsValue>(V)) {
 842       MD = MDV->getMetadata();
 843       assert(!isa<LocalAsMetadata>(MD) && "Unexpected function-local metadata "
 844                                           "outside of direct argument to call");
 845     } else {
 846       // This is function-local metadata.  Pretend to make an MDNode.
 847       assert(Count == 1 &&
 848              "Expected only one operand to function-local metadata");
 849       return wrap(MetadataAsValue::get(Context, LocalAsMetadata::get(V)));
 850     }
 851
 852     MDs.push_back(MD);
 853   }
 854   return wrap(MetadataAsValue::get(Context, MDNode::get(Context, MDs)));
 855 }
 856
 857 LLVMValueRef LLVMMDNode(LLVMValueRef *Vals, unsigned Count) {
 858   return LLVMMDNodeInContext(LLVMGetGlobalContext(), Vals, Count);
 859 }
 860
 861 const char *LLVMGetMDString(LLVMValueRef V, unsigned *Length) {
 862   if (const auto *MD = dyn_cast<MetadataAsValue>(unwrap(V)))
 863     if (const MDString *S = dyn_cast<MDString>(MD->getMetadata())) {
 864       *Length = S->getString().size();
 865       return S->getString().data();
 866     }
 867   *Length = 0;
 868   return nullptr;
 869 }
 870
 871 unsigned LLVMGetMDNodeNumOperands(LLVMValueRef V) {
 872   auto *MD = cast<MetadataAsValue>(unwrap(V));
 873   if (isa<ValueAsMetadata>(MD->getMetadata()))
 874     return 1;
 875   return cast<MDNode>(MD->getMetadata())->getNumOperands();
 876 }
 877
 878 void LLVMGetMDNodeOperands(LLVMValueRef V, LLVMValueRef *Dest) {
 879   auto *MD = cast<MetadataAsValue>(unwrap(V));
 880   if (auto *MDV = dyn_cast<ValueAsMetadata>(MD->getMetadata())) {
 881     *Dest = wrap(MDV->getValue());
 882     return;
 883   }
 884   const auto *N = cast<MDNode>(MD->getMetadata());
 885   const unsigned numOperands = N->getNumOperands();
 886   LLVMContext &Context = unwrap(V)->getContext();
 887   for (unsigned i = 0; i < numOperands; i++)
 888     Dest[i] = getMDNodeOperandImpl(Context, N, i);
 889 }
 890
 891 unsigned LLVMGetNamedMetadataNumOperands(LLVMModuleRef M, const char *Name) {
 892   if (NamedMDNode *N = unwrap(M)->getNamedMetadata(Name)) {
 893     return N->getNumOperands();
 894   }
 895   return 0;
 896 }
 897
 898 void LLVMGetNamedMetadataOperands(LLVMModuleRef M, const char *Name,
 899                                   LLVMValueRef *Dest) {
 900   NamedMDNode *N = unwrap(M)->getNamedMetadata(Name);
 901   if (!N)
 902     return;
 903   LLVMContext &Context = unwrap(M)->getContext();
 904   for (unsigned i=0;i<N->getNumOperands();i++)
 905     Dest[i] = wrap(MetadataAsValue::get(Context, N->getOperand(i)));
 906 }
 907
 908 void LLVMAddNamedMetadataOperand(LLVMModuleRef M, const char *Name,
 909                                  LLVMValueRef Val) {
 910   NamedMDNode *N = unwrap(M)->getOrInsertNamedMetadata(Name);
 911   if (!N)
 912     return;
 913   if (!Val)
 914     return;
 915   N->addOperand(extractMDNode(unwrap<MetadataAsValue>(Val)));
 916 }
 917
 918 /*--.. Operations on scalar constants ......................................--*/
 919
 920 LLVMValueRef LLVMConstInt(LLVMTypeRef IntTy, unsigned long long N,
 921                           LLVMBool SignExtend) {
 922   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), N, SignExtend != 0));
 923 }
 924
 925 LLVMValueRef LLVMConstIntOfArbitraryPrecision(LLVMTypeRef IntTy,
 926                                               unsigned NumWords,
 927                                               const uint64_t Words[]) {
 928     IntegerType *Ty = unwrap<IntegerType>(IntTy);
 929     return wrap(ConstantInt::get(Ty->getContext(),
 930                                  APInt(Ty->getBitWidth(),
 931                                        makeArrayRef(Words, NumWords))));
 932 }
 933
 934 LLVMValueRef LLVMConstIntOfString(LLVMTypeRef IntTy, const char Str[],
 935                                   uint8_t Radix) {
 936   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), StringRef(Str),
 937                                Radix));
 938 }
 939
 940 LLVMValueRef LLVMConstIntOfStringAndSize(LLVMTypeRef IntTy, const char Str[],
 941                                          unsigned SLen, uint8_t Radix) {
 942   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), StringRef(Str, SLen),
 943                                Radix));
 944 }
 945
 946 LLVMValueRef LLVMConstReal(LLVMTypeRef RealTy, double N) {
 947   return wrap(ConstantFP::get(unwrap(RealTy), N));
 948 }
 949
 950 LLVMValueRef LLVMConstRealOfString(LLVMTypeRef RealTy, const char *Text) {
 951   return wrap(ConstantFP::get(unwrap(RealTy), StringRef(Text)));
 952 }
 953
 954 LLVMValueRef LLVMConstRealOfStringAndSize(LLVMTypeRef RealTy, const char Str[],
 955                                           unsigned SLen) {
 956   return wrap(ConstantFP::get(unwrap(RealTy), StringRef(Str, SLen)));
 957 }
 958
 959 unsigned long long LLVMConstIntGetZExtValue(LLVMValueRef ConstantVal) {
 960   return unwrap<ConstantInt>(ConstantVal)->getZExtValue();
 961 }
 962
 963 long long LLVMConstIntGetSExtValue(LLVMValueRef ConstantVal) {
 964   return unwrap<ConstantInt>(ConstantVal)->getSExtValue();
 965 }
 966
 967 double LLVMConstRealGetDouble(LLVMValueRef ConstantVal, LLVMBool *LosesInfo) {
 968   ConstantFP *cFP = unwrap<ConstantFP>(ConstantVal) ;
 969   Type *Ty = cFP->getType();
 970
 971   if (Ty->isFloatTy()) {
 972     *LosesInfo = false;
 973     return cFP->getValueAPF().convertToFloat();
 974   }
 975
 976   if (Ty->isDoubleTy()) {
 977     *LosesInfo = false;
 978     return cFP->getValueAPF().convertToDouble();
 979   }
 980
 981   bool APFLosesInfo;
 982   APFloat APF = cFP->getValueAPF();
 983   APF.convert(APFloat::IEEEdouble, APFloat::rmNearestTiesToEven, &APFLosesInfo);
 984   *LosesInfo = APFLosesInfo;
 985   return APF.convertToDouble();
 986 }
 987
 988 /*--.. Operations on composite constants ...................................--*/
 989
 990 LLVMValueRef LLVMConstStringInContext(LLVMContextRef C, const char *Str,
 991                                       unsigned Length,
 992                                       LLVMBool DontNullTerminate) {
 993   /* Inverted the sense of AddNull because ', 0)' is a
 994      better mnemonic for null termination than ', 1)'. */
 995   return wrap(ConstantDataArray::getString(*unwrap(C), StringRef(Str, Length),
 996                                            DontNullTerminate == 0));
 997 }
 998
 999 LLVMValueRef LLVMConstString(const char *Str, unsigned Length,
1000                              LLVMBool DontNullTerminate) {
1001   return LLVMConstStringInContext(LLVMGetGlobalContext(), Str, Length,
1002                                   DontNullTerminate);
1003 }
1004
1005 LLVMValueRef LLVMGetElementAsConstant(LLVMValueRef C, unsigned idx) {
1006   return wrap(unwrap<ConstantDataSequential>(C)->getElementAsConstant(idx));
1007 }
1008
1009 LLVMBool LLVMIsConstantString(LLVMValueRef C) {
1010   return unwrap<ConstantDataSequential>(C)->isString();
1011 }
1012
1013 const char *LLVMGetAsString(LLVMValueRef C, size_t *Length) {
1014   StringRef Str = unwrap<ConstantDataSequential>(C)->getAsString();
1015   *Length = Str.size();
1016   return Str.data();
1017 }
1018
1019 LLVMValueRef LLVMConstArray(LLVMTypeRef ElementTy,
1020                             LLVMValueRef *ConstantVals, unsigned Length) {
1021   ArrayRef<Constant*> V(unwrap<Constant>(ConstantVals, Length), Length);
1022   return wrap(ConstantArray::get(ArrayType::get(unwrap(ElementTy), Length), V));
1023 }
1024
1025 LLVMValueRef LLVMConstStructInContext(LLVMContextRef C,
1026                                       LLVMValueRef *ConstantVals,
1027                                       unsigned Count, LLVMBool Packed) {
1028   Constant **Elements = unwrap<Constant>(ConstantVals, Count);
1029   return wrap(ConstantStruct::getAnon(*unwrap(C), makeArrayRef(Elements, Count),
1030                                       Packed != 0));
1031 }
1032
1033 LLVMValueRef LLVMConstStruct(LLVMValueRef *ConstantVals, unsigned Count,
1034                              LLVMBool Packed) {
1035   return LLVMConstStructInContext(LLVMGetGlobalContext(), ConstantVals, Count,
1036                                   Packed);
1037 }
1038
1039 LLVMValueRef LLVMConstNamedStruct(LLVMTypeRef StructTy,
1040                                   LLVMValueRef *ConstantVals,
1041                                   unsigned Count) {
1042   Constant **Elements = unwrap<Constant>(ConstantVals, Count);
1043   StructType *Ty = cast<StructType>(unwrap(StructTy));
1044
1045   return wrap(ConstantStruct::get(Ty, makeArrayRef(Elements, Count)));
1046 }
1047
1048 LLVMValueRef LLVMConstVector(LLVMValueRef *ScalarConstantVals, unsigned Size) {
1049   return wrap(ConstantVector::get(makeArrayRef(
1050                             unwrap<Constant>(ScalarConstantVals, Size), Size)));
1051 }
1052
1053 /*-- Opcode mapping */
1054
1055 static LLVMOpcode map_to_llvmopcode(int opcode)
1056 {
1057     switch (opcode) {
1058       default: llvm_unreachable("Unhandled Opcode.");
1059 #define HANDLE_INST(num, opc, clas) case num: return LLVM##opc;
1060 #include "llvm/IR/Instruction.def"
1061 #undef HANDLE_INST
1062     }
1063 }
1064
1065 static int map_from_llvmopcode(LLVMOpcode code)
1066 {
1067     switch (code) {
1068 #define HANDLE_INST(num, opc, clas) case LLVM##opc: return num;
1069 #include "llvm/IR/Instruction.def"
1070 #undef HANDLE_INST
1071     }
1072     llvm_unreachable("Unhandled Opcode.");
1073 }
1074
1075 /*--.. Constant expressions ................................................--*/
1076
1077 LLVMOpcode LLVMGetConstOpcode(LLVMValueRef ConstantVal) {
1078   return map_to_llvmopcode(unwrap<ConstantExpr>(ConstantVal)->getOpcode());
1079 }
1080
1081 LLVMValueRef LLVMAlignOf(LLVMTypeRef Ty) {
1082   return wrap(ConstantExpr::getAlignOf(unwrap(Ty)));
1083 }
1084
1085 LLVMValueRef LLVMSizeOf(LLVMTypeRef Ty) {
1086   return wrap(ConstantExpr::getSizeOf(unwrap(Ty)));
1087 }
1088
1089 LLVMValueRef LLVMConstNeg(LLVMValueRef ConstantVal) {
1090   return wrap(ConstantExpr::getNeg(unwrap<Constant>(ConstantVal)));
1091 }
1092
1093 LLVMValueRef LLVMConstNSWNeg(LLVMValueRef ConstantVal) {
1094   return wrap(ConstantExpr::getNSWNeg(unwrap<Constant>(ConstantVal)));
1095 }
1096
1097 LLVMValueRef LLVMConstNUWNeg(LLVMValueRef ConstantVal) {
1098   return wrap(ConstantExpr::getNUWNeg(unwrap<Constant>(ConstantVal)));
1099 }
1100
1101
1102 LLVMValueRef LLVMConstFNeg(LLVMValueRef ConstantVal) {
1103   return wrap(ConstantExpr::getFNeg(unwrap<Constant>(ConstantVal)));
1104 }
1105
1106 LLVMValueRef LLVMConstNot(LLVMValueRef ConstantVal) {
1107   return wrap(ConstantExpr::getNot(unwrap<Constant>(ConstantVal)));
1108 }
1109
1110 LLVMValueRef LLVMConstAdd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1111   return wrap(ConstantExpr::getAdd(unwrap<Constant>(LHSConstant),
1112                                    unwrap<Constant>(RHSConstant)));
1113 }
1114
1115 LLVMValueRef LLVMConstNSWAdd(LLVMValueRef LHSConstant,
1116                              LLVMValueRef RHSConstant) {
1117   return wrap(ConstantExpr::getNSWAdd(unwrap<Constant>(LHSConstant),
1118                                       unwrap<Constant>(RHSConstant)));
1119 }
1120
1121 LLVMValueRef LLVMConstNUWAdd(LLVMValueRef LHSConstant,
1122                              LLVMValueRef RHSConstant) {
1123   return wrap(ConstantExpr::getNUWAdd(unwrap<Constant>(LHSConstant),
1124                                       unwrap<Constant>(RHSConstant)));
1125 }
1126
1127 LLVMValueRef LLVMConstFAdd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1128   return wrap(ConstantExpr::getFAdd(unwrap<Constant>(LHSConstant),
1129                                     unwrap<Constant>(RHSConstant)));
1130 }
1131
1132 LLVMValueRef LLVMConstSub(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1133   return wrap(ConstantExpr::getSub(unwrap<Constant>(LHSConstant),
1134                                    unwrap<Constant>(RHSConstant)));
1135 }
1136
1137 LLVMValueRef LLVMConstNSWSub(LLVMValueRef LHSConstant,
1138                              LLVMValueRef RHSConstant) {
1139   return wrap(ConstantExpr::getNSWSub(unwrap<Constant>(LHSConstant),
1140                                       unwrap<Constant>(RHSConstant)));
1141 }
1142
1143 LLVMValueRef LLVMConstNUWSub(LLVMValueRef LHSConstant,
1144                              LLVMValueRef RHSConstant) {
1145   return wrap(ConstantExpr::getNUWSub(unwrap<Constant>(LHSConstant),
1146                                       unwrap<Constant>(RHSConstant)));
1147 }
1148
1149 LLVMValueRef LLVMConstFSub(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1150   return wrap(ConstantExpr::getFSub(unwrap<Constant>(LHSConstant),
1151                                     unwrap<Constant>(RHSConstant)));
1152 }
1153
1154 LLVMValueRef LLVMConstMul(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1155   return wrap(ConstantExpr::getMul(unwrap<Constant>(LHSConstant),
1156                                    unwrap<Constant>(RHSConstant)));
1157 }
1158
1159 LLVMValueRef LLVMConstNSWMul(LLVMValueRef LHSConstant,
1160                              LLVMValueRef RHSConstant) {
1161   return wrap(ConstantExpr::getNSWMul(unwrap<Constant>(LHSConstant),
1162                                       unwrap<Constant>(RHSConstant)));
1163 }
1164
1165 LLVMValueRef LLVMConstNUWMul(LLVMValueRef LHSConstant,
1166                              LLVMValueRef RHSConstant) {
1167   return wrap(ConstantExpr::getNUWMul(unwrap<Constant>(LHSConstant),
1168                                       unwrap<Constant>(RHSConstant)));
1169 }
1170
1171 LLVMValueRef LLVMConstFMul(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1172   return wrap(ConstantExpr::getFMul(unwrap<Constant>(LHSConstant),
1173                                     unwrap<Constant>(RHSConstant)));
1174 }
1175
1176 LLVMValueRef LLVMConstUDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1177   return wrap(ConstantExpr::getUDiv(unwrap<Constant>(LHSConstant),
1178                                     unwrap<Constant>(RHSConstant)));
1179 }
1180
1181 LLVMValueRef LLVMConstSDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1182   return wrap(ConstantExpr::getSDiv(unwrap<Constant>(LHSConstant),
1183                                     unwrap<Constant>(RHSConstant)));
1184 }
1185
1186 LLVMValueRef LLVMConstExactSDiv(LLVMValueRef LHSConstant,
1187                                 LLVMValueRef RHSConstant) {
1188   return wrap(ConstantExpr::getExactSDiv(unwrap<Constant>(LHSConstant),
1189                                          unwrap<Constant>(RHSConstant)));
1190 }
1191
1192 LLVMValueRef LLVMConstFDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1193   return wrap(ConstantExpr::getFDiv(unwrap<Constant>(LHSConstant),
1194                                     unwrap<Constant>(RHSConstant)));
1195 }
1196
1197 LLVMValueRef LLVMConstURem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1198   return wrap(ConstantExpr::getURem(unwrap<Constant>(LHSConstant),
1199                                     unwrap<Constant>(RHSConstant)));
1200 }
1201
1202 LLVMValueRef LLVMConstSRem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1203   return wrap(ConstantExpr::getSRem(unwrap<Constant>(LHSConstant),
1204                                     unwrap<Constant>(RHSConstant)));
1205 }
1206
1207 LLVMValueRef LLVMConstFRem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1208   return wrap(ConstantExpr::getFRem(unwrap<Constant>(LHSConstant),
1209                                     unwrap<Constant>(RHSConstant)));
1210 }
1211
1212 LLVMValueRef LLVMConstAnd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1213   return wrap(ConstantExpr::getAnd(unwrap<Constant>(LHSConstant),
1214                                    unwrap<Constant>(RHSConstant)));
1215 }
1216
1217 LLVMValueRef LLVMConstOr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1218   return wrap(ConstantExpr::getOr(unwrap<Constant>(LHSConstant),
1219                                   unwrap<Constant>(RHSConstant)));
1220 }
1221
1222 LLVMValueRef LLVMConstXor(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1223   return wrap(ConstantExpr::getXor(unwrap<Constant>(LHSConstant),
1224                                    unwrap<Constant>(RHSConstant)));
1225 }
1226
1227 LLVMValueRef LLVMConstICmp(LLVMIntPredicate Predicate,
1228                            LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1229   return wrap(ConstantExpr::getICmp(Predicate,
1230                                     unwrap<Constant>(LHSConstant),
1231                                     unwrap<Constant>(RHSConstant)));
1232 }
1233
1234 LLVMValueRef LLVMConstFCmp(LLVMRealPredicate Predicate,
1235                            LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1236   return wrap(ConstantExpr::getFCmp(Predicate,
1237                                     unwrap<Constant>(LHSConstant),
1238                                     unwrap<Constant>(RHSConstant)));
1239 }
1240
1241 LLVMValueRef LLVMConstShl(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1242   return wrap(ConstantExpr::getShl(unwrap<Constant>(LHSConstant),
1243                                    unwrap<Constant>(RHSConstant)));
1244 }
1245
1246 LLVMValueRef LLVMConstLShr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1247   return wrap(ConstantExpr::getLShr(unwrap<Constant>(LHSConstant),
1248                                     unwrap<Constant>(RHSConstant)));
1249 }
1250
1251 LLVMValueRef LLVMConstAShr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1252   return wrap(ConstantExpr::getAShr(unwrap<Constant>(LHSConstant),
1253                                     unwrap<Constant>(RHSConstant)));
1254 }
1255
1256 LLVMValueRef LLVMConstGEP(LLVMValueRef ConstantVal,
1257                           LLVMValueRef *ConstantIndices, unsigned NumIndices) {
1258   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
1259                                NumIndices);
1260   return wrap(ConstantExpr::getGetElementPtr(
1261       nullptr, unwrap<Constant>(ConstantVal), IdxList));
1262 }
1263
1264 LLVMValueRef LLVMConstInBoundsGEP(LLVMValueRef ConstantVal,
1265                                   LLVMValueRef *ConstantIndices,
1266                                   unsigned NumIndices) {
1267   Constant* Val = unwrap<Constant>(ConstantVal);
1268   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
1269                                NumIndices);
1270   return wrap(ConstantExpr::getInBoundsGetElementPtr(nullptr, Val, IdxList));
1271 }
1272
1273 LLVMValueRef LLVMConstTrunc(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1274   return wrap(ConstantExpr::getTrunc(unwrap<Constant>(ConstantVal),
1275                                      unwrap(ToType)));
1276 }
1277
1278 LLVMValueRef LLVMConstSExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1279   return wrap(ConstantExpr::getSExt(unwrap<Constant>(ConstantVal),
1280                                     unwrap(ToType)));
1281 }
1282
1283 LLVMValueRef LLVMConstZExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1284   return wrap(ConstantExpr::getZExt(unwrap<Constant>(ConstantVal),
1285                                     unwrap(ToType)));
1286 }
1287
1288 LLVMValueRef LLVMConstFPTrunc(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1289   return wrap(ConstantExpr::getFPTrunc(unwrap<Constant>(ConstantVal),
1290                                        unwrap(ToType)));
1291 }
1292
1293 LLVMValueRef LLVMConstFPExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1294   return wrap(ConstantExpr::getFPExtend(unwrap<Constant>(ConstantVal),
1295                                         unwrap(ToType)));
1296 }
1297
1298 LLVMValueRef LLVMConstUIToFP(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1299   return wrap(ConstantExpr::getUIToFP(unwrap<Constant>(ConstantVal),
1300                                       unwrap(ToType)));
1301 }
1302
1303 LLVMValueRef LLVMConstSIToFP(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1304   return wrap(ConstantExpr::getSIToFP(unwrap<Constant>(ConstantVal),
1305                                       unwrap(ToType)));
1306 }
1307
1308 LLVMValueRef LLVMConstFPToUI(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1309   return wrap(ConstantExpr::getFPToUI(unwrap<Constant>(ConstantVal),
1310                                       unwrap(ToType)));
1311 }
1312
1313 LLVMValueRef LLVMConstFPToSI(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1314   return wrap(ConstantExpr::getFPToSI(unwrap<Constant>(ConstantVal),
1315                                       unwrap(ToType)));
1316 }
1317
1318 LLVMValueRef LLVMConstPtrToInt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1319   return wrap(ConstantExpr::getPtrToInt(unwrap<Constant>(ConstantVal),
1320                                         unwrap(ToType)));
1321 }
1322
1323 LLVMValueRef LLVMConstIntToPtr(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1324   return wrap(ConstantExpr::getIntToPtr(unwrap<Constant>(ConstantVal),
1325                                         unwrap(ToType)));
1326 }
1327
1328 LLVMValueRef LLVMConstBitCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1329   return wrap(ConstantExpr::getBitCast(unwrap<Constant>(ConstantVal),
1330                                        unwrap(ToType)));
1331 }
1332
1333 LLVMValueRef LLVMConstAddrSpaceCast(LLVMValueRef ConstantVal,
1334                                     LLVMTypeRef ToType) {
1335   return wrap(ConstantExpr::getAddrSpaceCast(unwrap<Constant>(ConstantVal),
1336                                              unwrap(ToType)));
1337 }
1338
1339 LLVMValueRef LLVMConstZExtOrBitCast(LLVMValueRef ConstantVal,
1340                                     LLVMTypeRef ToType) {
1341   return wrap(ConstantExpr::getZExtOrBitCast(unwrap<Constant>(ConstantVal),
1342                                              unwrap(ToType)));
1343 }
1344
1345 LLVMValueRef LLVMConstSExtOrBitCast(LLVMValueRef ConstantVal,
1346                                     LLVMTypeRef ToType) {
1347   return wrap(ConstantExpr::getSExtOrBitCast(unwrap<Constant>(ConstantVal),
1348                                              unwrap(ToType)));
1349 }
1350
1351 LLVMValueRef LLVMConstTruncOrBitCast(LLVMValueRef ConstantVal,
1352                                      LLVMTypeRef ToType) {
1353   return wrap(ConstantExpr::getTruncOrBitCast(unwrap<Constant>(ConstantVal),
1354                                               unwrap(ToType)));
1355 }
1356
1357 LLVMValueRef LLVMConstPointerCast(LLVMValueRef ConstantVal,
1358                                   LLVMTypeRef ToType) {
1359   return wrap(ConstantExpr::getPointerCast(unwrap<Constant>(ConstantVal),
1360                                            unwrap(ToType)));
1361 }
1362
1363 LLVMValueRef LLVMConstIntCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType,
1364                               LLVMBool isSigned) {
1365   return wrap(ConstantExpr::getIntegerCast(unwrap<Constant>(ConstantVal),
1366                                            unwrap(ToType), isSigned));
1367 }
1368
1369 LLVMValueRef LLVMConstFPCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1370   return wrap(ConstantExpr::getFPCast(unwrap<Constant>(ConstantVal),
1371                                       unwrap(ToType)));
1372 }
1373
1374 LLVMValueRef LLVMConstSelect(LLVMValueRef ConstantCondition,
1375                              LLVMValueRef ConstantIfTrue,
1376                              LLVMValueRef ConstantIfFalse) {
1377   return wrap(ConstantExpr::getSelect(unwrap<Constant>(ConstantCondition),
1378                                       unwrap<Constant>(ConstantIfTrue),
1379                                       unwrap<Constant>(ConstantIfFalse)));
1380 }
1381
1382 LLVMValueRef LLVMConstExtractElement(LLVMValueRef VectorConstant,
1383                                      LLVMValueRef IndexConstant) {
1384   return wrap(ConstantExpr::getExtractElement(unwrap<Constant>(VectorConstant),
1385                                               unwrap<Constant>(IndexConstant)));
1386 }
1387
1388 LLVMValueRef LLVMConstInsertElement(LLVMValueRef VectorConstant,
1389                                     LLVMValueRef ElementValueConstant,
1390                                     LLVMValueRef IndexConstant) {
1391   return wrap(ConstantExpr::getInsertElement(unwrap<Constant>(VectorConstant),
1392                                          unwrap<Constant>(ElementValueConstant),
1393                                              unwrap<Constant>(IndexConstant)));
1394 }
1395
1396 LLVMValueRef LLVMConstShuffleVector(LLVMValueRef VectorAConstant,
1397                                     LLVMValueRef VectorBConstant,
1398                                     LLVMValueRef MaskConstant) {
1399   return wrap(ConstantExpr::getShuffleVector(unwrap<Constant>(VectorAConstant),
1400                                              unwrap<Constant>(VectorBConstant),
1401                                              unwrap<Constant>(MaskConstant)));
1402 }
1403
1404 LLVMValueRef LLVMConstExtractValue(LLVMValueRef AggConstant, unsigned *IdxList,
1405                                    unsigned NumIdx) {
1406   return wrap(ConstantExpr::getExtractValue(unwrap<Constant>(AggConstant),
1407                                             makeArrayRef(IdxList, NumIdx)));
1408 }
1409
1410 LLVMValueRef LLVMConstInsertValue(LLVMValueRef AggConstant,
1411                                   LLVMValueRef ElementValueConstant,
1412                                   unsigned *IdxList, unsigned NumIdx) {
1413   return wrap(ConstantExpr::getInsertValue(unwrap<Constant>(AggConstant),
1414                                          unwrap<Constant>(ElementValueConstant),
1415                                            makeArrayRef(IdxList, NumIdx)));
1416 }
1417
1418 LLVMValueRef LLVMConstInlineAsm(LLVMTypeRef Ty, const char *AsmString,
1419                                 const char *Constraints,
1420                                 LLVMBool HasSideEffects,
1421                                 LLVMBool IsAlignStack) {
1422   return wrap(InlineAsm::get(dyn_cast<FunctionType>(unwrap(Ty)), AsmString,
1423                              Constraints, HasSideEffects, IsAlignStack));
1424 }
1425
1426 LLVMValueRef LLVMBlockAddress(LLVMValueRef F, LLVMBasicBlockRef BB) {
1427   return wrap(BlockAddress::get(unwrap<Function>(F), unwrap(BB)));
1428 }
1429
1430 /*--.. Operations on global variables, functions, and aliases (globals) ....--*/
1431
1432 LLVMModuleRef LLVMGetGlobalParent(LLVMValueRef Global) {
1433   return wrap(unwrap<GlobalValue>(Global)->getParent());
1434 }
1435
1436 LLVMBool LLVMIsDeclaration(LLVMValueRef Global) {
1437   return unwrap<GlobalValue>(Global)->isDeclaration();
1438 }
1439
1440 LLVMLinkage LLVMGetLinkage(LLVMValueRef Global) {
1441   switch (unwrap<GlobalValue>(Global)->getLinkage()) {
1442   case GlobalValue::ExternalLinkage:
1443     return LLVMExternalLinkage;
1444   case GlobalValue::AvailableExternallyLinkage:
1445     return LLVMAvailableExternallyLinkage;
1446   case GlobalValue::LinkOnceAnyLinkage:
1447     return LLVMLinkOnceAnyLinkage;
1448   case GlobalValue::LinkOnceODRLinkage:
1449     return LLVMLinkOnceODRLinkage;
1450   case GlobalValue::WeakAnyLinkage:
1451     return LLVMWeakAnyLinkage;
1452   case GlobalValue::WeakODRLinkage:
1453     return LLVMWeakODRLinkage;
1454   case GlobalValue::AppendingLinkage:
1455     return LLVMAppendingLinkage;
1456   case GlobalValue::InternalLinkage:
1457     return LLVMInternalLinkage;
1458   case GlobalValue::PrivateLinkage:
1459     return LLVMPrivateLinkage;
1460   case GlobalValue::ExternalWeakLinkage:
1461     return LLVMExternalWeakLinkage;
1462   case GlobalValue::CommonLinkage:
1463     return LLVMCommonLinkage;
1464   }
1465
1466   llvm_unreachable("Invalid GlobalValue linkage!");
1467 }
1468
1469 void LLVMSetLinkage(LLVMValueRef Global, LLVMLinkage Linkage) {
1470   GlobalValue *GV = unwrap<GlobalValue>(Global);
1471
1472   switch (Linkage) {
1473   case LLVMExternalLinkage:
1474     GV->setLinkage(GlobalValue::ExternalLinkage);
1475     break;
1476   case LLVMAvailableExternallyLinkage:
1477     GV->setLinkage(GlobalValue::AvailableExternallyLinkage);
1478     break;
1479   case LLVMLinkOnceAnyLinkage:
1480     GV->setLinkage(GlobalValue::LinkOnceAnyLinkage);
1481     break;
1482   case LLVMLinkOnceODRLinkage:
1483     GV->setLinkage(GlobalValue::LinkOnceODRLinkage);
1484     break;
1485   case LLVMLinkOnceODRAutoHideLinkage:
1486     DEBUG(errs() << "LLVMSetLinkage(): LLVMLinkOnceODRAutoHideLinkage is no "
1487                     "longer supported.");
1488     break;
1489   case LLVMWeakAnyLinkage:
1490     GV->setLinkage(GlobalValue::WeakAnyLinkage);
1491     break;
1492   case LLVMWeakODRLinkage:
1493     GV->setLinkage(GlobalValue::WeakODRLinkage);
1494     break;
1495   case LLVMAppendingLinkage:
1496     GV->setLinkage(GlobalValue::AppendingLinkage);
1497     break;
1498   case LLVMInternalLinkage:
1499     GV->setLinkage(GlobalValue::InternalLinkage);
1500     break;
1501   case LLVMPrivateLinkage:
1502     GV->setLinkage(GlobalValue::PrivateLinkage);
1503     break;
1504   case LLVMLinkerPrivateLinkage:
1505     GV->setLinkage(GlobalValue::PrivateLinkage);
1506     break;
1507   case LLVMLinkerPrivateWeakLinkage:
1508     GV->setLinkage(GlobalValue::PrivateLinkage);
1509     break;
1510   case LLVMDLLImportLinkage:
1511     DEBUG(errs()
1512           << "LLVMSetLinkage(): LLVMDLLImportLinkage is no longer supported.");
1513     break;
1514   case LLVMDLLExportLinkage:
1515     DEBUG(errs()
1516           << "LLVMSetLinkage(): LLVMDLLExportLinkage is no longer supported.");
1517     break;
1518   case LLVMExternalWeakLinkage:
1519     GV->setLinkage(GlobalValue::ExternalWeakLinkage);
1520     break;
1521   case LLVMGhostLinkage:
1522     DEBUG(errs()
1523           << "LLVMSetLinkage(): LLVMGhostLinkage is no longer supported.");
1524     break;
1525   case LLVMCommonLinkage:
1526     GV->setLinkage(GlobalValue::CommonLinkage);
1527     break;
1528   }
1529 }
1530
1531 const char *LLVMGetSection(LLVMValueRef Global) {
1532   // Using .data() is safe because of how GlobalObject::setSection is
1533   // implemented.
1534   return unwrap<GlobalValue>(Global)->getSection().data();
1535 }
1536
1537 void LLVMSetSection(LLVMValueRef Global, const char *Section) {
1538   unwrap<GlobalObject>(Global)->setSection(Section);
1539 }
1540
1541 LLVMVisibility LLVMGetVisibility(LLVMValueRef Global) {
1542   return static_cast<LLVMVisibility>(
1543     unwrap<GlobalValue>(Global)->getVisibility());
1544 }
1545
1546 void LLVMSetVisibility(LLVMValueRef Global, LLVMVisibility Viz) {
1547   unwrap<GlobalValue>(Global)
1548     ->setVisibility(static_cast<GlobalValue::VisibilityTypes>(Viz));
1549 }
1550
1551 LLVMDLLStorageClass LLVMGetDLLStorageClass(LLVMValueRef Global) {
1552   return static_cast<LLVMDLLStorageClass>(
1553       unwrap<GlobalValue>(Global)->getDLLStorageClass());
1554 }
1555
1556 void LLVMSetDLLStorageClass(LLVMValueRef Global, LLVMDLLStorageClass Class) {
1557   unwrap<GlobalValue>(Global)->setDLLStorageClass(
1558       static_cast<GlobalValue::DLLStorageClassTypes>(Class));
1559 }
1560
1561 LLVMBool LLVMHasUnnamedAddr(LLVMValueRef Global) {
1562   return unwrap<GlobalValue>(Global)->hasGlobalUnnamedAddr();
1563 }
1564
1565 void LLVMSetUnnamedAddr(LLVMValueRef Global, LLVMBool HasUnnamedAddr) {
1566   unwrap<GlobalValue>(Global)->setUnnamedAddr(
1567       HasUnnamedAddr ? GlobalValue::UnnamedAddr::Global
1568                      : GlobalValue::UnnamedAddr::None);
1569 }
1570
1571 /*--.. Operations on global variables, load and store instructions .........--*/
1572
1573 unsigned LLVMGetAlignment(LLVMValueRef V) {
1574   Value *P = unwrap<Value>(V);
1575   if (GlobalValue *GV = dyn_cast<GlobalValue>(P))
1576     return GV->getAlignment();
1577   if (AllocaInst *AI = dyn_cast<AllocaInst>(P))
1578     return AI->getAlignment();
1579   if (LoadInst *LI = dyn_cast<LoadInst>(P))
1580     return LI->getAlignment();
1581   if (StoreInst *SI = dyn_cast<StoreInst>(P))
1582     return SI->getAlignment();
1583
1584   llvm_unreachable(
1585       "only GlobalValue, AllocaInst, LoadInst and StoreInst have alignment");
1586 }
1587
1588 void LLVMSetAlignment(LLVMValueRef V, unsigned Bytes) {
1589   Value *P = unwrap<Value>(V);
1590   if (GlobalObject *GV = dyn_cast<GlobalObject>(P))
1591     GV->setAlignment(Bytes);
1592   else if (AllocaInst *AI = dyn_cast<AllocaInst>(P))
1593     AI->setAlignment(Bytes);
1594   else if (LoadInst *LI = dyn_cast<LoadInst>(P))
1595     LI->setAlignment(Bytes);
1596   else if (StoreInst *SI = dyn_cast<StoreInst>(P))
1597     SI->setAlignment(Bytes);
1598   else
1599     llvm_unreachable(
1600         "only GlobalValue, AllocaInst, LoadInst and StoreInst have alignment");
1601 }
1602
1603 /*--.. Operations on global variables ......................................--*/
1604
1605 LLVMValueRef LLVMAddGlobal(LLVMModuleRef M, LLVMTypeRef Ty, const char *Name) {
1606   return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false,
1607                                  GlobalValue::ExternalLinkage, nullptr, Name));
1608 }
1609
1610 LLVMValueRef LLVMAddGlobalInAddressSpace(LLVMModuleRef M, LLVMTypeRef Ty,
1611                                          const char *Name,
1612                                          unsigned AddressSpace) {
1613   return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false,
1614                                  GlobalValue::ExternalLinkage, nullptr, Name,
1615                                  nullptr, GlobalVariable::NotThreadLocal,
1616                                  AddressSpace));
1617 }
1618
1619 LLVMValueRef LLVMGetNamedGlobal(LLVMModuleRef M, const char *Name) {
1620   return wrap(unwrap(M)->getNamedGlobal(Name));
1621 }
1622
1623 LLVMValueRef LLVMGetFirstGlobal(LLVMModuleRef M) {
1624   Module *Mod = unwrap(M);
1625   Module::global_iterator I = Mod->global_begin();
1626   if (I == Mod->global_end())
1627     return nullptr;
1628   return wrap(&*I);
1629 }
1630
1631 LLVMValueRef LLVMGetLastGlobal(LLVMModuleRef M) {
1632   Module *Mod = unwrap(M);
1633   Module::global_iterator I = Mod->global_end();
1634   if (I == Mod->global_begin())
1635     return nullptr;
1636   return wrap(&*--I);
1637 }
1638
1639 LLVMValueRef LLVMGetNextGlobal(LLVMValueRef GlobalVar) {
1640   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
1641   Module::global_iterator I(GV);
1642   if (++I == GV->getParent()->global_end())
1643     return nullptr;
1644   return wrap(&*I);
1645 }
1646
1647 LLVMValueRef LLVMGetPreviousGlobal(LLVMValueRef GlobalVar) {
1648   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
1649   Module::global_iterator I(GV);
1650   if (I == GV->getParent()->global_begin())
1651     return nullptr;
1652   return wrap(&*--I);
1653 }
1654
1655 void LLVMDeleteGlobal(LLVMValueRef GlobalVar) {
1656   unwrap<GlobalVariable>(GlobalVar)->eraseFromParent();
1657 }
1658
1659 LLVMValueRef LLVMGetInitializer(LLVMValueRef GlobalVar) {
1660   GlobalVariable* GV = unwrap<GlobalVariable>(GlobalVar);
1661   if ( !GV->hasInitializer() )
1662     return nullptr;
1663   return wrap(GV->getInitializer());
1664 }
1665
1666 void LLVMSetInitializer(LLVMValueRef GlobalVar, LLVMValueRef ConstantVal) {
1667   unwrap<GlobalVariable>(GlobalVar)
1668     ->setInitializer(unwrap<Constant>(ConstantVal));
1669 }
1670
1671 LLVMBool LLVMIsThreadLocal(LLVMValueRef GlobalVar) {
1672   return unwrap<GlobalVariable>(GlobalVar)->isThreadLocal();
1673 }
1674
1675 void LLVMSetThreadLocal(LLVMValueRef GlobalVar, LLVMBool IsThreadLocal) {
1676   unwrap<GlobalVariable>(GlobalVar)->setThreadLocal(IsThreadLocal != 0);
1677 }
1678
1679 LLVMBool LLVMIsGlobalConstant(LLVMValueRef GlobalVar) {
1680   return unwrap<GlobalVariable>(GlobalVar)->isConstant();
1681 }
1682
1683 void LLVMSetGlobalConstant(LLVMValueRef GlobalVar, LLVMBool IsConstant) {
1684   unwrap<GlobalVariable>(GlobalVar)->setConstant(IsConstant != 0);
1685 }
1686
1687 LLVMThreadLocalMode LLVMGetThreadLocalMode(LLVMValueRef GlobalVar) {
1688   switch (unwrap<GlobalVariable>(GlobalVar)->getThreadLocalMode()) {
1689   case GlobalVariable::NotThreadLocal:
1690     return LLVMNotThreadLocal;
1691   case GlobalVariable::GeneralDynamicTLSModel:
1692     return LLVMGeneralDynamicTLSModel;
1693   case GlobalVariable::LocalDynamicTLSModel:
1694     return LLVMLocalDynamicTLSModel;
1695   case GlobalVariable::InitialExecTLSModel:
1696     return LLVMInitialExecTLSModel;
1697   case GlobalVariable::LocalExecTLSModel:
1698     return LLVMLocalExecTLSModel;
1699   }
1700
1701   llvm_unreachable("Invalid GlobalVariable thread local mode");
1702 }
1703
1704 void LLVMSetThreadLocalMode(LLVMValueRef GlobalVar, LLVMThreadLocalMode Mode) {
1705   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
1706
1707   switch (Mode) {
1708   case LLVMNotThreadLocal:
1709     GV->setThreadLocalMode(GlobalVariable::NotThreadLocal);
1710     break;
1711   case LLVMGeneralDynamicTLSModel:
1712     GV->setThreadLocalMode(GlobalVariable::GeneralDynamicTLSModel);
1713     break;
1714   case LLVMLocalDynamicTLSModel:
1715     GV->setThreadLocalMode(GlobalVariable::LocalDynamicTLSModel);
1716     break;
1717   case LLVMInitialExecTLSModel:
1718     GV->setThreadLocalMode(GlobalVariable::InitialExecTLSModel);
1719     break;
1720   case LLVMLocalExecTLSModel:
1721     GV->setThreadLocalMode(GlobalVariable::LocalExecTLSModel);
1722     break;
1723   }
1724 }
1725
1726 LLVMBool LLVMIsExternallyInitialized(LLVMValueRef GlobalVar) {
1727   return unwrap<GlobalVariable>(GlobalVar)->isExternallyInitialized();
1728 }
1729
1730 void LLVMSetExternallyInitialized(LLVMValueRef GlobalVar, LLVMBool IsExtInit) {
1731   unwrap<GlobalVariable>(GlobalVar)->setExternallyInitialized(IsExtInit);
1732 }
1733
1734 /*--.. Operations on aliases ......................................--*/
1735
1736 LLVMValueRef LLVMAddAlias(LLVMModuleRef M, LLVMTypeRef Ty, LLVMValueRef Aliasee,
1737                           const char *Name) {
1738   auto *PTy = cast<PointerType>(unwrap(Ty));
1739   return wrap(GlobalAlias::create(PTy->getElementType(), PTy->getAddressSpace(),
1740                                   GlobalValue::ExternalLinkage, Name,
1741                                   unwrap<Constant>(Aliasee), unwrap(M)));
1742 }
1743
1744 /*--.. Operations on functions .............................................--*/
1745
1746 LLVMValueRef LLVMAddFunction(LLVMModuleRef M, const char *Name,
1747                              LLVMTypeRef FunctionTy) {
1748   return wrap(Function::Create(unwrap<FunctionType>(FunctionTy),
1749                                GlobalValue::ExternalLinkage, Name, unwrap(M)));
1750 }
1751
1752 LLVMValueRef LLVMGetNamedFunction(LLVMModuleRef M, const char *Name) {
1753   return wrap(unwrap(M)->getFunction(Name));
1754 }
1755
1756 LLVMValueRef LLVMGetFirstFunction(LLVMModuleRef M) {
1757   Module *Mod = unwrap(M);
1758   Module::iterator I = Mod->begin();
1759   if (I == Mod->end())
1760     return nullptr;
1761   return wrap(&*I);
1762 }
1763
1764 LLVMValueRef LLVMGetLastFunction(LLVMModuleRef M) {
1765   Module *Mod = unwrap(M);
1766   Module::iterator I = Mod->end();
1767   if (I == Mod->begin())
1768     return nullptr;
1769   return wrap(&*--I);
1770 }
1771
1772 LLVMValueRef LLVMGetNextFunction(LLVMValueRef Fn) {
1773   Function *Func = unwrap<Function>(Fn);
1774   Module::iterator I(Func);
1775   if (++I == Func->getParent()->end())
1776     return nullptr;
1777   return wrap(&*I);
1778 }
1779
1780 LLVMValueRef LLVMGetPreviousFunction(LLVMValueRef Fn) {
1781   Function *Func = unwrap<Function>(Fn);
1782   Module::iterator I(Func);
1783   if (I == Func->getParent()->begin())
1784     return nullptr;
1785   return wrap(&*--I);
1786 }
1787
1788 void LLVMDeleteFunction(LLVMValueRef Fn) {
1789   unwrap<Function>(Fn)->eraseFromParent();
1790 }
1791
1792 LLVMBool LLVMHasPersonalityFn(LLVMValueRef Fn) {
1793   return unwrap<Function>(Fn)->hasPersonalityFn();
1794 }
1795
1796 LLVMValueRef LLVMGetPersonalityFn(LLVMValueRef Fn) {
1797   return wrap(unwrap<Function>(Fn)->getPersonalityFn());
1798 }
1799
1800 void LLVMSetPersonalityFn(LLVMValueRef Fn, LLVMValueRef PersonalityFn) {
1801   unwrap<Function>(Fn)->setPersonalityFn(unwrap<Constant>(PersonalityFn));
1802 }
1803
1804 unsigned LLVMGetIntrinsicID(LLVMValueRef Fn) {
1805   if (Function *F = dyn_cast<Function>(unwrap(Fn)))
1806     return F->getIntrinsicID();
1807   return 0;
1808 }
1809
1810 unsigned LLVMGetFunctionCallConv(LLVMValueRef Fn) {
1811   return unwrap<Function>(Fn)->getCallingConv();
1812 }
1813
1814 void LLVMSetFunctionCallConv(LLVMValueRef Fn, unsigned CC) {
1815   return unwrap<Function>(Fn)->setCallingConv(
1816     static_cast<CallingConv::ID>(CC));
1817 }
1818
1819 const char *LLVMGetGC(LLVMValueRef Fn) {
1820   Function *F = unwrap<Function>(Fn);
1821   return F->hasGC()? F->getGC().c_str() : nullptr;
1822 }
1823
1824 void LLVMSetGC(LLVMValueRef Fn, const char *GC) {
1825   Function *F = unwrap<Function>(Fn);
1826   if (GC)
1827     F->setGC(GC);
1828   else
1829     F->clearGC();
1830 }
1831
1832 void LLVMAddFunctionAttr(LLVMValueRef Fn, LLVMAttribute PA) {
1833   Function *Func = unwrap<Function>(Fn);
1834   const AttributeSet PAL = Func->getAttributes();
1835   AttrBuilder B(PA);
1836   const AttributeSet PALnew =
1837     PAL.addAttributes(Func->getContext(), AttributeSet::FunctionIndex,
1838                       AttributeSet::get(Func->getContext(),
1839                                         AttributeSet::FunctionIndex, B));
1840   Func->setAttributes(PALnew);
1841 }
1842
1843 void LLVMAddAttributeAtIndex(LLVMValueRef F, LLVMAttributeIndex Idx,
1844                              LLVMAttributeRef A) {
1845   unwrap<Function>(F)->addAttribute(Idx, unwrap(A));
1846 }
1847
1848 unsigned LLVMGetAttributeCountAtIndex(LLVMValueRef F, LLVMAttributeIndex Idx) {
1849   auto *ASN = AttributeSetNode::get(unwrap<Function>(F)->getAttributes(), Idx);
1850   return ASN->getNumAttributes();
1851 }
1852
1853 void LLVMGetAttributesAtIndex(LLVMValueRef F, LLVMAttributeIndex Idx,
1854                               LLVMAttributeRef *Attrs) {
1855   auto *ASN = AttributeSetNode::get(unwrap<Function>(F)->getAttributes(), Idx);
1856   for (auto A: make_range(ASN->begin(), ASN->end()))
1857     *Attrs++ = wrap(A);
1858 }
1859
1860 LLVMAttributeRef LLVMGetEnumAttributeAtIndex(LLVMValueRef F,
1861                                              LLVMAttributeIndex Idx,
1862                                              unsigned KindID) {
1863   return wrap(unwrap<Function>(F)->getAttribute(Idx,
1864                                                 (Attribute::AttrKind)KindID));
1865 }
1866
1867 LLVMAttributeRef LLVMGetStringAttributeAtIndex(LLVMValueRef F,
1868                                                LLVMAttributeIndex Idx,
1869                                                const char *K, unsigned KLen) {
1870   return wrap(unwrap<Function>(F)->getAttribute(Idx, StringRef(K, KLen)));
1871 }
1872
1873 void LLVMRemoveEnumAttributeAtIndex(LLVMValueRef F, LLVMAttributeIndex Idx,
1874                                     unsigned KindID) {
1875   unwrap<Function>(F)->removeAttribute(Idx, (Attribute::AttrKind)KindID);
1876 }
1877
1878 void LLVMRemoveStringAttributeAtIndex(LLVMValueRef F, LLVMAttributeIndex Idx,
1879                                       const char *K, unsigned KLen) {
1880   unwrap<Function>(F)->removeAttribute(Idx, StringRef(K, KLen));
1881 }
1882
1883 void LLVMAddTargetDependentFunctionAttr(LLVMValueRef Fn, const char *A,
1884                                         const char *V) {
1885   Function *Func = unwrap<Function>(Fn);
1886   AttributeSet::AttrIndex Idx =
1887     AttributeSet::AttrIndex(AttributeSet::FunctionIndex);
1888   AttrBuilder B;
1889
1890   B.addAttribute(A, V);
1891   AttributeSet Set = AttributeSet::get(Func->getContext(), Idx, B);
1892   Func->addAttributes(Idx, Set);
1893 }
1894
1895 void LLVMRemoveFunctionAttr(LLVMValueRef Fn, LLVMAttribute PA) {
1896   Function *Func = unwrap<Function>(Fn);
1897   const AttributeSet PAL = Func->getAttributes();
1898   AttrBuilder B(PA);
1899   const AttributeSet PALnew =
1900     PAL.removeAttributes(Func->getContext(), AttributeSet::FunctionIndex,
1901                          AttributeSet::get(Func->getContext(),
1902                                            AttributeSet::FunctionIndex, B));
1903   Func->setAttributes(PALnew);
1904 }
1905
1906 LLVMAttribute LLVMGetFunctionAttr(LLVMValueRef Fn) {
1907   Function *Func = unwrap<Function>(Fn);
1908   const AttributeSet PAL = Func->getAttributes();
1909   return (LLVMAttribute)PAL.Raw(AttributeSet::FunctionIndex);
1910 }
1911
1912 /*--.. Operations on parameters ............................................--*/
1913
1914 unsigned LLVMCountParams(LLVMValueRef FnRef) {
1915   // This function is strictly redundant to
1916   //   LLVMCountParamTypes(LLVMGetElementType(LLVMTypeOf(FnRef)))
1917   return unwrap<Function>(FnRef)->arg_size();
1918 }
1919
1920 void LLVMGetParams(LLVMValueRef FnRef, LLVMValueRef *ParamRefs) {
1921   Function *Fn = unwrap<Function>(FnRef);
1922   for (Function::arg_iterator I = Fn->arg_begin(),
1923                               E = Fn->arg_end(); I != E; I++)
1924     *ParamRefs++ = wrap(&*I);
1925 }
1926
1927 LLVMValueRef LLVMGetParam(LLVMValueRef FnRef, unsigned index) {
1928   Function::arg_iterator AI = unwrap<Function>(FnRef)->arg_begin();
1929   while (index --> 0)
1930     AI++;
1931   return wrap(&*AI);
1932 }
1933
1934 LLVMValueRef LLVMGetParamParent(LLVMValueRef V) {
1935   return wrap(unwrap<Argument>(V)->getParent());
1936 }
1937
1938 LLVMValueRef LLVMGetFirstParam(LLVMValueRef Fn) {
1939   Function *Func = unwrap<Function>(Fn);
1940   Function::arg_iterator I = Func->arg_begin();
1941   if (I == Func->arg_end())
1942     return nullptr;
1943   return wrap(&*I);
1944 }
1945
1946 LLVMValueRef LLVMGetLastParam(LLVMValueRef Fn) {
1947   Function *Func = unwrap<Function>(Fn);
1948   Function::arg_iterator I = Func->arg_end();
1949   if (I == Func->arg_begin())
1950     return nullptr;
1951   return wrap(&*--I);
1952 }
1953
1954 LLVMValueRef LLVMGetNextParam(LLVMValueRef Arg) {
1955   Argument *A = unwrap<Argument>(Arg);
1956   Function::arg_iterator I(A);
1957   if (++I == A->getParent()->arg_end())
1958     return nullptr;
1959   return wrap(&*I);
1960 }
1961
1962 LLVMValueRef LLVMGetPreviousParam(LLVMValueRef Arg) {
1963   Argument *A = unwrap<Argument>(Arg);
1964   Function::arg_iterator I(A);
1965   if (I == A->getParent()->arg_begin())
1966     return nullptr;
1967   return wrap(&*--I);
1968 }
1969
1970 void LLVMAddAttribute(LLVMValueRef Arg, LLVMAttribute PA) {
1971   Argument *A = unwrap<Argument>(Arg);
1972   AttrBuilder B(PA);
1973   A->addAttr(AttributeSet::get(A->getContext(), A->getArgNo() + 1,  B));
1974 }
1975
1976 void LLVMRemoveAttribute(LLVMValueRef Arg, LLVMAttribute PA) {
1977   Argument *A = unwrap<Argument>(Arg);
1978   AttrBuilder B(PA);
1979   A->removeAttr(AttributeSet::get(A->getContext(), A->getArgNo() + 1,  B));
1980 }
1981
1982 LLVMAttribute LLVMGetAttribute(LLVMValueRef Arg) {
1983   Argument *A = unwrap<Argument>(Arg);
1984   return (LLVMAttribute)A->getParent()->getAttributes().
1985     Raw(A->getArgNo()+1);
1986 }
1987
1988 void LLVMSetParamAlignment(LLVMValueRef Arg, unsigned align) {
1989   Argument *A = unwrap<Argument>(Arg);
1990   AttrBuilder B;
1991   B.addAlignmentAttr(align);
1992   A->addAttr(AttributeSet::get(A->getContext(),A->getArgNo() + 1, B));
1993 }
1994
1995 /*--.. Operations on basic blocks ..........................................--*/
1996
1997 LLVMValueRef LLVMBasicBlockAsValue(LLVMBasicBlockRef BB) {
1998   return wrap(static_cast<Value*>(unwrap(BB)));
1999 }
2000
2001 LLVMBool LLVMValueIsBasicBlock(LLVMValueRef Val) {
2002   return isa<BasicBlock>(unwrap(Val));
2003 }
2004
2005 LLVMBasicBlockRef LLVMValueAsBasicBlock(LLVMValueRef Val) {
2006   return wrap(unwrap<BasicBlock>(Val));
2007 }
2008
2009 const char *LLVMGetBasicBlockName(LLVMBasicBlockRef BB) {
2010   return unwrap(BB)->getName().data();
2011 }
2012
2013 LLVMValueRef LLVMGetBasicBlockParent(LLVMBasicBlockRef BB) {
2014   return wrap(unwrap(BB)->getParent());
2015 }
2016
2017 LLVMValueRef LLVMGetBasicBlockTerminator(LLVMBasicBlockRef BB) {
2018   return wrap(unwrap(BB)->getTerminator());
2019 }
2020
2021 unsigned LLVMCountBasicBlocks(LLVMValueRef FnRef) {
2022   return unwrap<Function>(FnRef)->size();
2023 }
2024
2025 void LLVMGetBasicBlocks(LLVMValueRef FnRef, LLVMBasicBlockRef *BasicBlocksRefs){
2026   Function *Fn = unwrap<Function>(FnRef);
2027   for (BasicBlock &BB : *Fn)
2028     *BasicBlocksRefs++ = wrap(&BB);
2029 }
2030
2031 LLVMBasicBlockRef LLVMGetEntryBasicBlock(LLVMValueRef Fn) {
2032   return wrap(&unwrap<Function>(Fn)->getEntryBlock());
2033 }
2034
2035 LLVMBasicBlockRef LLVMGetFirstBasicBlock(LLVMValueRef Fn) {
2036   Function *Func = unwrap<Function>(Fn);
2037   Function::iterator I = Func->begin();
2038   if (I == Func->end())
2039     return nullptr;
2040   return wrap(&*I);
2041 }
2042
2043 LLVMBasicBlockRef LLVMGetLastBasicBlock(LLVMValueRef Fn) {
2044   Function *Func = unwrap<Function>(Fn);
2045   Function::iterator I = Func->end();
2046   if (I == Func->begin())
2047     return nullptr;
2048   return wrap(&*--I);
2049 }
2050
2051 LLVMBasicBlockRef LLVMGetNextBasicBlock(LLVMBasicBlockRef BB) {
2052   BasicBlock *Block = unwrap(BB);
2053   Function::iterator I(Block);
2054   if (++I == Block->getParent()->end())
2055     return nullptr;
2056   return wrap(&*I);
2057 }
2058
2059 LLVMBasicBlockRef LLVMGetPreviousBasicBlock(LLVMBasicBlockRef BB) {
2060   BasicBlock *Block = unwrap(BB);
2061   Function::iterator I(Block);
2062   if (I == Block->getParent()->begin())
2063     return nullptr;
2064   return wrap(&*--I);
2065 }
2066
2067 LLVMBasicBlockRef LLVMAppendBasicBlockInContext(LLVMContextRef C,
2068                                                 LLVMValueRef FnRef,
2069                                                 const char *Name) {
2070   return wrap(BasicBlock::Create(*unwrap(C), Name, unwrap<Function>(FnRef)));
2071 }
2072
2073 LLVMBasicBlockRef LLVMAppendBasicBlock(LLVMValueRef FnRef, const char *Name) {
2074   return LLVMAppendBasicBlockInContext(LLVMGetGlobalContext(), FnRef, Name);
2075 }
2076
2077 LLVMBasicBlockRef LLVMInsertBasicBlockInContext(LLVMContextRef C,
2078                                                 LLVMBasicBlockRef BBRef,
2079                                                 const char *Name) {
2080   BasicBlock *BB = unwrap(BBRef);
2081   return wrap(BasicBlock::Create(*unwrap(C), Name, BB->getParent(), BB));
2082 }
2083
2084 LLVMBasicBlockRef LLVMInsertBasicBlock(LLVMBasicBlockRef BBRef,
2085                                        const char *Name) {
2086   return LLVMInsertBasicBlockInContext(LLVMGetGlobalContext(), BBRef, Name);
2087 }
2088
2089 void LLVMDeleteBasicBlock(LLVMBasicBlockRef BBRef) {
2090   unwrap(BBRef)->eraseFromParent();
2091 }
2092
2093 void LLVMRemoveBasicBlockFromParent(LLVMBasicBlockRef BBRef) {
2094   unwrap(BBRef)->removeFromParent();
2095 }
2096
2097 void LLVMMoveBasicBlockBefore(LLVMBasicBlockRef BB, LLVMBasicBlockRef MovePos) {
2098   unwrap(BB)->moveBefore(unwrap(MovePos));
2099 }
2100
2101 void LLVMMoveBasicBlockAfter(LLVMBasicBlockRef BB, LLVMBasicBlockRef MovePos) {
2102   unwrap(BB)->moveAfter(unwrap(MovePos));
2103 }
2104
2105 /*--.. Operations on instructions ..........................................--*/
2106
2107 LLVMBasicBlockRef LLVMGetInstructionParent(LLVMValueRef Inst) {
2108   return wrap(unwrap<Instruction>(Inst)->getParent());
2109 }
2110
2111 LLVMValueRef LLVMGetFirstInstruction(LLVMBasicBlockRef BB) {
2112   BasicBlock *Block = unwrap(BB);
2113   BasicBlock::iterator I = Block->begin();
2114   if (I == Block->end())
2115     return nullptr;
2116   return wrap(&*I);
2117 }
2118
2119 LLVMValueRef LLVMGetLastInstruction(LLVMBasicBlockRef BB) {
2120   BasicBlock *Block = unwrap(BB);
2121   BasicBlock::iterator I = Block->end();
2122   if (I == Block->begin())
2123     return nullptr;
2124   return wrap(&*--I);
2125 }
2126
2127 LLVMValueRef LLVMGetNextInstruction(LLVMValueRef Inst) {
2128   Instruction *Instr = unwrap<Instruction>(Inst);
2129   BasicBlock::iterator I(Instr);
2130   if (++I == Instr->getParent()->end())
2131     return nullptr;
2132   return wrap(&*I);
2133 }
2134
2135 LLVMValueRef LLVMGetPreviousInstruction(LLVMValueRef Inst) {
2136   Instruction *Instr = unwrap<Instruction>(Inst);
2137   BasicBlock::iterator I(Instr);
2138   if (I == Instr->getParent()->begin())
2139     return nullptr;
2140   return wrap(&*--I);
2141 }
2142
2143 void LLVMInstructionRemoveFromParent(LLVMValueRef Inst) {
2144   unwrap<Instruction>(Inst)->removeFromParent();
2145 }
2146
2147 void LLVMInstructionEraseFromParent(LLVMValueRef Inst) {
2148   unwrap<Instruction>(Inst)->eraseFromParent();
2149 }
2150
2151 LLVMIntPredicate LLVMGetICmpPredicate(LLVMValueRef Inst) {
2152   if (ICmpInst *I = dyn_cast<ICmpInst>(unwrap(Inst)))
2153     return (LLVMIntPredicate)I->getPredicate();
2154   if (ConstantExpr *CE = dyn_cast<ConstantExpr>(unwrap(Inst)))
2155     if (CE->getOpcode() == Instruction::ICmp)
2156       return (LLVMIntPredicate)CE->getPredicate();
2157   return (LLVMIntPredicate)0;
2158 }
2159
2160 LLVMRealPredicate LLVMGetFCmpPredicate(LLVMValueRef Inst) {
2161   if (FCmpInst *I = dyn_cast<FCmpInst>(unwrap(Inst)))
2162     return (LLVMRealPredicate)I->getPredicate();
2163   if (ConstantExpr *CE = dyn_cast<ConstantExpr>(unwrap(Inst)))
2164     if (CE->getOpcode() == Instruction::FCmp)
2165       return (LLVMRealPredicate)CE->getPredicate();
2166   return (LLVMRealPredicate)0;
2167 }
2168
2169 LLVMOpcode LLVMGetInstructionOpcode(LLVMValueRef Inst) {
2170   if (Instruction *C = dyn_cast<Instruction>(unwrap(Inst)))
2171     return map_to_llvmopcode(C->getOpcode());
2172   return (LLVMOpcode)0;
2173 }
2174
2175 LLVMValueRef LLVMInstructionClone(LLVMValueRef Inst) {
2176   if (Instruction *C = dyn_cast<Instruction>(unwrap(Inst)))
2177     return wrap(C->clone());
2178   return nullptr;
2179 }
2180
2181 /*--.. Call and invoke instructions ........................................--*/
2182
2183 unsigned LLVMGetNumArgOperands(LLVMValueRef Instr) {
2184   return CallSite(unwrap<Instruction>(Instr)).getNumArgOperands();
2185 }
2186
2187 unsigned LLVMGetInstructionCallConv(LLVMValueRef Instr) {
2188   return CallSite(unwrap<Instruction>(Instr)).getCallingConv();
2189 }
2190
2191 void LLVMSetInstructionCallConv(LLVMValueRef Instr, unsigned CC) {
2192   return CallSite(unwrap<Instruction>(Instr))
2193     .setCallingConv(static_cast<CallingConv::ID>(CC));
2194 }
2195
2196 void LLVMAddInstrAttribute(LLVMValueRef Instr, unsigned index,
2197                            LLVMAttribute PA) {
2198   CallSite Call = CallSite(unwrap<Instruction>(Instr));
2199   AttrBuilder B(PA);
2200   Call.setAttributes(
2201     Call.getAttributes().addAttributes(Call->getContext(), index,
2202                                        AttributeSet::get(Call->getContext(),
2203                                                          index, B)));
2204 }
2205
2206 void LLVMRemoveInstrAttribute(LLVMValueRef Instr, unsigned index,
2207                               LLVMAttribute PA) {
2208   CallSite Call = CallSite(unwrap<Instruction>(Instr));
2209   AttrBuilder B(PA);
2210   Call.setAttributes(Call.getAttributes()
2211                        .removeAttributes(Call->getContext(), index,
2212                                          AttributeSet::get(Call->getContext(),
2213                                                            index, B)));
2214 }
2215
2216 void LLVMSetInstrParamAlignment(LLVMValueRef Instr, unsigned index,
2217                                 unsigned align) {
2218   CallSite Call = CallSite(unwrap<Instruction>(Instr));
2219   AttrBuilder B;
2220   B.addAlignmentAttr(align);
2221   Call.setAttributes(Call.getAttributes()
2222                        .addAttributes(Call->getContext(), index,
2223                                       AttributeSet::get(Call->getContext(),
2224                                                         index, B)));
2225 }
2226
2227 void LLVMAddCallSiteAttribute(LLVMValueRef C, LLVMAttributeIndex Idx,
2228                               LLVMAttributeRef A) {
2229   CallSite(unwrap<Instruction>(C)).addAttribute(Idx, unwrap(A));
2230 }
2231
2232 unsigned LLVMGetCallSiteAttributeCount(LLVMValueRef C,
2233                                        LLVMAttributeIndex Idx) {
2234   auto CS = CallSite(unwrap<Instruction>(C));
2235   auto *ASN = AttributeSetNode::get(CS.getAttributes(), Idx);
2236   return ASN->getNumAttributes();
2237 }
2238
2239 void LLVMGetCallSiteAttributes(LLVMValueRef C, LLVMAttributeIndex Idx,
2240                                LLVMAttributeRef *Attrs) {
2241   auto CS = CallSite(unwrap<Instruction>(C));
2242   auto *ASN = AttributeSetNode::get(CS.getAttributes(), Idx);
2243   for (auto A: make_range(ASN->begin(), ASN->end()))
2244     *Attrs++ = wrap(A);
2245 }
2246
2247 LLVMAttributeRef LLVMGetCallSiteEnumAttribute(LLVMValueRef C,
2248                                               LLVMAttributeIndex Idx,
2249                                               unsigned KindID) {
2250   return wrap(CallSite(unwrap<Instruction>(C))
2251     .getAttribute(Idx, (Attribute::AttrKind)KindID));
2252 }
2253
2254 LLVMAttributeRef LLVMGetCallSiteStringAttribute(LLVMValueRef C,
2255                                                 LLVMAttributeIndex Idx,
2256                                                 const char *K, unsigned KLen) {
2257   return wrap(CallSite(unwrap<Instruction>(C))
2258     .getAttribute(Idx, StringRef(K, KLen)));
2259 }
2260
2261 void LLVMRemoveCallSiteEnumAttribute(LLVMValueRef C, LLVMAttributeIndex Idx,
2262                                      unsigned KindID) {
2263   CallSite(unwrap<Instruction>(C))
2264     .removeAttribute(Idx, (Attribute::AttrKind)KindID);
2265 }
2266
2267 void LLVMRemoveCallSiteStringAttribute(LLVMValueRef C, LLVMAttributeIndex Idx,
2268                                        const char *K, unsigned KLen) {
2269   CallSite(unwrap<Instruction>(C)).removeAttribute(Idx, StringRef(K, KLen));
2270 }
2271
2272 LLVMValueRef LLVMGetCalledValue(LLVMValueRef Instr) {
2273   return wrap(CallSite(unwrap<Instruction>(Instr)).getCalledValue());
2274 }
2275
2276 /*--.. Operations on call instructions (only) ..............................--*/
2277
2278 LLVMBool LLVMIsTailCall(LLVMValueRef Call) {
2279   return unwrap<CallInst>(Call)->isTailCall();
2280 }
2281
2282 void LLVMSetTailCall(LLVMValueRef Call, LLVMBool isTailCall) {
2283   unwrap<CallInst>(Call)->setTailCall(isTailCall);
2284 }
2285
2286 /*--.. Operations on invoke instructions (only) ............................--*/
2287
2288 LLVMBasicBlockRef LLVMGetNormalDest(LLVMValueRef Invoke) {
2289   return wrap(unwrap<InvokeInst>(Invoke)->getNormalDest());
2290 }
2291
2292 LLVMBasicBlockRef LLVMGetUnwindDest(LLVMValueRef Invoke) {
2293   return wrap(unwrap<InvokeInst>(Invoke)->getUnwindDest());
2294 }
2295
2296 void LLVMSetNormalDest(LLVMValueRef Invoke, LLVMBasicBlockRef B) {
2297   unwrap<InvokeInst>(Invoke)->setNormalDest(unwrap(B));
2298 }
2299
2300 void LLVMSetUnwindDest(LLVMValueRef Invoke, LLVMBasicBlockRef B) {
2301   unwrap<InvokeInst>(Invoke)->setUnwindDest(unwrap(B));
2302 }
2303
2304 /*--.. Operations on terminators ...........................................--*/
2305
2306 unsigned LLVMGetNumSuccessors(LLVMValueRef Term) {
2307   return unwrap<TerminatorInst>(Term)->getNumSuccessors();
2308 }
2309
2310 LLVMBasicBlockRef LLVMGetSuccessor(LLVMValueRef Term, unsigned i) {
2311   return wrap(unwrap<TerminatorInst>(Term)->getSuccessor(i));
2312 }
2313
2314 void LLVMSetSuccessor(LLVMValueRef Term, unsigned i, LLVMBasicBlockRef block) {
2315   return unwrap<TerminatorInst>(Term)->setSuccessor(i,unwrap(block));
2316 }
2317
2318 /*--.. Operations on branch instructions (only) ............................--*/
2319
2320 LLVMBool LLVMIsConditional(LLVMValueRef Branch) {
2321   return unwrap<BranchInst>(Branch)->isConditional();
2322 }
2323
2324 LLVMValueRef LLVMGetCondition(LLVMValueRef Branch) {
2325   return wrap(unwrap<BranchInst>(Branch)->getCondition());
2326 }
2327
2328 void LLVMSetCondition(LLVMValueRef Branch, LLVMValueRef Cond) {
2329   return unwrap<BranchInst>(Branch)->setCondition(unwrap(Cond));
2330 }
2331
2332 /*--.. Operations on switch instructions (only) ............................--*/
2333
2334 LLVMBasicBlockRef LLVMGetSwitchDefaultDest(LLVMValueRef Switch) {
2335   return wrap(unwrap<SwitchInst>(Switch)->getDefaultDest());
2336 }
2337
2338 /*--.. Operations on alloca instructions (only) ............................--*/
2339
2340 LLVMTypeRef LLVMGetAllocatedType(LLVMValueRef Alloca) {
2341   return wrap(unwrap<AllocaInst>(Alloca)->getAllocatedType());
2342 }
2343
2344 /*--.. Operations on gep instructions (only) ...............................--*/
2345
2346 LLVMBool LLVMIsInBounds(LLVMValueRef GEP) {
2347   return unwrap<GetElementPtrInst>(GEP)->isInBounds();
2348 }
2349
2350 void LLVMSetIsInBounds(LLVMValueRef GEP, LLVMBool InBounds) {
2351   return unwrap<GetElementPtrInst>(GEP)->setIsInBounds(InBounds);
2352 }
2353
2354 /*--.. Operations on phi nodes .............................................--*/
2355
2356 void LLVMAddIncoming(LLVMValueRef PhiNode, LLVMValueRef *IncomingValues,
2357                      LLVMBasicBlockRef *IncomingBlocks, unsigned Count) {
2358   PHINode *PhiVal = unwrap<PHINode>(PhiNode);
2359   for (unsigned I = 0; I != Count; ++I)
2360     PhiVal->addIncoming(unwrap(IncomingValues[I]), unwrap(IncomingBlocks[I]));
2361 }
2362
2363 unsigned LLVMCountIncoming(LLVMValueRef PhiNode) {
2364   return unwrap<PHINode>(PhiNode)->getNumIncomingValues();
2365 }
2366
2367 LLVMValueRef LLVMGetIncomingValue(LLVMValueRef PhiNode, unsigned Index) {
2368   return wrap(unwrap<PHINode>(PhiNode)->getIncomingValue(Index));
2369 }
2370
2371 LLVMBasicBlockRef LLVMGetIncomingBlock(LLVMValueRef PhiNode, unsigned Index) {
2372   return wrap(unwrap<PHINode>(PhiNode)->getIncomingBlock(Index));
2373 }
2374
2375 /*--.. Operations on extractvalue and insertvalue nodes ....................--*/
2376
2377 unsigned LLVMGetNumIndices(LLVMValueRef Inst) {
2378   auto *I = unwrap(Inst);
2379   if (auto *GEP = dyn_cast<GetElementPtrInst>(I))
2380     return GEP->getNumIndices();
2381   if (auto *EV = dyn_cast<ExtractValueInst>(I))
2382     return EV->getNumIndices();
2383   if (auto *IV = dyn_cast<InsertValueInst>(I))
2384     return IV->getNumIndices();
2385   llvm_unreachable(
2386     "LLVMGetNumIndices applies only to extractvalue and insertvalue!");
2387 }
2388
2389 const unsigned *LLVMGetIndices(LLVMValueRef Inst) {
2390   auto *I = unwrap(Inst);
2391   if (auto *EV = dyn_cast<ExtractValueInst>(I))
2392     return EV->getIndices().data();
2393   if (auto *IV = dyn_cast<InsertValueInst>(I))
2394     return IV->getIndices().data();
2395   llvm_unreachable(
2396     "LLVMGetIndices applies only to extractvalue and insertvalue!");
2397 }
2398
2399
2400 /*===-- Instruction builders ----------------------------------------------===*/
2401
2402 LLVMBuilderRef LLVMCreateBuilderInContext(LLVMContextRef C) {
2403   return wrap(new IRBuilder<>(*unwrap(C)));
2404 }
2405
2406 LLVMBuilderRef LLVMCreateBuilder(void) {
2407   return LLVMCreateBuilderInContext(LLVMGetGlobalContext());
2408 }
2409
2410 void LLVMPositionBuilder(LLVMBuilderRef Builder, LLVMBasicBlockRef Block,
2411                          LLVMValueRef Instr) {
2412   BasicBlock *BB = unwrap(Block);
2413   Instruction *I = Instr? unwrap<Instruction>(Instr) : (Instruction*) BB->end();
2414   unwrap(Builder)->SetInsertPoint(BB, I->getIterator());
2415 }
2416
2417 void LLVMPositionBuilderBefore(LLVMBuilderRef Builder, LLVMValueRef Instr) {
2418   Instruction *I = unwrap<Instruction>(Instr);
2419   unwrap(Builder)->SetInsertPoint(I->getParent(), I->getIterator());
2420 }
2421
2422 void LLVMPositionBuilderAtEnd(LLVMBuilderRef Builder, LLVMBasicBlockRef Block) {
2423   BasicBlock *BB = unwrap(Block);
2424   unwrap(Builder)->SetInsertPoint(BB);
2425 }
2426
2427 LLVMBasicBlockRef LLVMGetInsertBlock(LLVMBuilderRef Builder) {
2428    return wrap(unwrap(Builder)->GetInsertBlock());
2429 }
2430
2431 void LLVMClearInsertionPosition(LLVMBuilderRef Builder) {
2432   unwrap(Builder)->ClearInsertionPoint();
2433 }
2434
2435 void LLVMInsertIntoBuilder(LLVMBuilderRef Builder, LLVMValueRef Instr) {
2436   unwrap(Builder)->Insert(unwrap<Instruction>(Instr));
2437 }
2438
2439 void LLVMInsertIntoBuilderWithName(LLVMBuilderRef Builder, LLVMValueRef Instr,
2440                                    const char *Name) {
2441   unwrap(Builder)->Insert(unwrap<Instruction>(Instr), Name);
2442 }
2443
2444 void LLVMDisposeBuilder(LLVMBuilderRef Builder) {
2445   delete unwrap(Builder);
2446 }
2447
2448 /*--.. Metadata builders ...................................................--*/
2449
2450 void LLVMSetCurrentDebugLocation(LLVMBuilderRef Builder, LLVMValueRef L) {
2451   MDNode *Loc =
2452       L ? cast<MDNode>(unwrap<MetadataAsValue>(L)->getMetadata()) : nullptr;
2453   unwrap(Builder)->SetCurrentDebugLocation(DebugLoc(Loc));
2454 }
2455
2456 LLVMValueRef LLVMGetCurrentDebugLocation(LLVMBuilderRef Builder) {
2457   LLVMContext &Context = unwrap(Builder)->getContext();
2458   return wrap(MetadataAsValue::get(
2459       Context, unwrap(Builder)->getCurrentDebugLocation().getAsMDNode()));
2460 }
2461
2462 void LLVMSetInstDebugLocation(LLVMBuilderRef Builder, LLVMValueRef Inst) {
2463   unwrap(Builder)->SetInstDebugLocation(unwrap<Instruction>(Inst));
2464 }
2465
2466
2467 /*--.. Instruction builders ................................................--*/
2468
2469 LLVMValueRef LLVMBuildRetVoid(LLVMBuilderRef B) {
2470   return wrap(unwrap(B)->CreateRetVoid());
2471 }
2472
2473 LLVMValueRef LLVMBuildRet(LLVMBuilderRef B, LLVMValueRef V) {
2474   return wrap(unwrap(B)->CreateRet(unwrap(V)));
2475 }
2476
2477 LLVMValueRef LLVMBuildAggregateRet(LLVMBuilderRef B, LLVMValueRef *RetVals,
2478                                    unsigned N) {
2479   return wrap(unwrap(B)->CreateAggregateRet(unwrap(RetVals), N));
2480 }
2481
2482 LLVMValueRef LLVMBuildBr(LLVMBuilderRef B, LLVMBasicBlockRef Dest) {
2483   return wrap(unwrap(B)->CreateBr(unwrap(Dest)));
2484 }
2485
2486 LLVMValueRef LLVMBuildCondBr(LLVMBuilderRef B, LLVMValueRef If,
2487                              LLVMBasicBlockRef Then, LLVMBasicBlockRef Else) {
2488   return wrap(unwrap(B)->CreateCondBr(unwrap(If), unwrap(Then), unwrap(Else)));
2489 }
2490
2491 LLVMValueRef LLVMBuildSwitch(LLVMBuilderRef B, LLVMValueRef V,
2492                              LLVMBasicBlockRef Else, unsigned NumCases) {
2493   return wrap(unwrap(B)->CreateSwitch(unwrap(V), unwrap(Else), NumCases));
2494 }
2495
2496 LLVMValueRef LLVMBuildIndirectBr(LLVMBuilderRef B, LLVMValueRef Addr,
2497                                  unsigned NumDests) {
2498   return wrap(unwrap(B)->CreateIndirectBr(unwrap(Addr), NumDests));
2499 }
2500
2501 LLVMValueRef LLVMBuildInvoke(LLVMBuilderRef B, LLVMValueRef Fn,
2502                              LLVMValueRef *Args, unsigned NumArgs,
2503                              LLVMBasicBlockRef Then, LLVMBasicBlockRef Catch,
2504                              const char *Name) {
2505   return wrap(unwrap(B)->CreateInvoke(unwrap(Fn), unwrap(Then), unwrap(Catch),
2506                                       makeArrayRef(unwrap(Args), NumArgs),
2507                                       Name));
2508 }
2509
2510 LLVMValueRef LLVMBuildLandingPad(LLVMBuilderRef B, LLVMTypeRef Ty,
2511                                  LLVMValueRef PersFn, unsigned NumClauses,
2512                                  const char *Name) {
2513   // The personality used to live on the landingpad instruction, but now it
2514   // lives on the parent function. For compatibility, take the provided
2515   // personality and put it on the parent function.
2516   if (PersFn)
2517     unwrap(B)->GetInsertBlock()->getParent()->setPersonalityFn(
2518         cast<Function>(unwrap(PersFn)));
2519   return wrap(unwrap(B)->CreateLandingPad(unwrap(Ty), NumClauses, Name));
2520 }
2521
2522 LLVMValueRef LLVMBuildResume(LLVMBuilderRef B, LLVMValueRef Exn) {
2523   return wrap(unwrap(B)->CreateResume(unwrap(Exn)));
2524 }
2525
2526 LLVMValueRef LLVMBuildUnreachable(LLVMBuilderRef B) {
2527   return wrap(unwrap(B)->CreateUnreachable());
2528 }
2529
2530 void LLVMAddCase(LLVMValueRef Switch, LLVMValueRef OnVal,
2531                  LLVMBasicBlockRef Dest) {
2532   unwrap<SwitchInst>(Switch)->addCase(unwrap<ConstantInt>(OnVal), unwrap(Dest));
2533 }
2534
2535 void LLVMAddDestination(LLVMValueRef IndirectBr, LLVMBasicBlockRef Dest) {
2536   unwrap<IndirectBrInst>(IndirectBr)->addDestination(unwrap(Dest));
2537 }
2538
2539 unsigned LLVMGetNumClauses(LLVMValueRef LandingPad) {
2540   return unwrap<LandingPadInst>(LandingPad)->getNumClauses();
2541 }
2542
2543 LLVMValueRef LLVMGetClause(LLVMValueRef LandingPad, unsigned Idx) {
2544   return wrap(unwrap<LandingPadInst>(LandingPad)->getClause(Idx));
2545 }
2546
2547 void LLVMAddClause(LLVMValueRef LandingPad, LLVMValueRef ClauseVal) {
2548   unwrap<LandingPadInst>(LandingPad)->
2549     addClause(cast<Constant>(unwrap(ClauseVal)));
2550 }
2551
2552 LLVMBool LLVMIsCleanup(LLVMValueRef LandingPad) {
2553   return unwrap<LandingPadInst>(LandingPad)->isCleanup();
2554 }
2555
2556 void LLVMSetCleanup(LLVMValueRef LandingPad, LLVMBool Val) {
2557   unwrap<LandingPadInst>(LandingPad)->setCleanup(Val);
2558 }
2559
2560 /*--.. Arithmetic ..........................................................--*/
2561
2562 LLVMValueRef LLVMBuildAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2563                           const char *Name) {
2564   return wrap(unwrap(B)->CreateAdd(unwrap(LHS), unwrap(RHS), Name));
2565 }
2566
2567 LLVMValueRef LLVMBuildNSWAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2568                           const char *Name) {
2569   return wrap(unwrap(B)->CreateNSWAdd(unwrap(LHS), unwrap(RHS), Name));
2570 }
2571
2572 LLVMValueRef LLVMBuildNUWAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2573                           const char *Name) {
2574   return wrap(unwrap(B)->CreateNUWAdd(unwrap(LHS), unwrap(RHS), Name));
2575 }
2576
2577 LLVMValueRef LLVMBuildFAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2578                           const char *Name) {
2579   return wrap(unwrap(B)->CreateFAdd(unwrap(LHS), unwrap(RHS), Name));
2580 }
2581
2582 LLVMValueRef LLVMBuildSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2583                           const char *Name) {
2584   return wrap(unwrap(B)->CreateSub(unwrap(LHS), unwrap(RHS), Name));
2585 }
2586
2587 LLVMValueRef LLVMBuildNSWSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2588                           const char *Name) {
2589   return wrap(unwrap(B)->CreateNSWSub(unwrap(LHS), unwrap(RHS), Name));
2590 }
2591
2592 LLVMValueRef LLVMBuildNUWSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2593                           const char *Name) {
2594   return wrap(unwrap(B)->CreateNUWSub(unwrap(LHS), unwrap(RHS), Name));
2595 }
2596
2597 LLVMValueRef LLVMBuildFSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2598                           const char *Name) {
2599   return wrap(unwrap(B)->CreateFSub(unwrap(LHS), unwrap(RHS), Name));
2600 }
2601
2602 LLVMValueRef LLVMBuildMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2603                           const char *Name) {
2604   return wrap(unwrap(B)->CreateMul(unwrap(LHS), unwrap(RHS), Name));
2605 }
2606
2607 LLVMValueRef LLVMBuildNSWMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2608                           const char *Name) {
2609   return wrap(unwrap(B)->CreateNSWMul(unwrap(LHS), unwrap(RHS), Name));
2610 }
2611
2612 LLVMValueRef LLVMBuildNUWMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2613                           const char *Name) {
2614   return wrap(unwrap(B)->CreateNUWMul(unwrap(LHS), unwrap(RHS), Name));
2615 }
2616
2617 LLVMValueRef LLVMBuildFMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2618                           const char *Name) {
2619   return wrap(unwrap(B)->CreateFMul(unwrap(LHS), unwrap(RHS), Name));
2620 }
2621
2622 LLVMValueRef LLVMBuildUDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2623                            const char *Name) {
2624   return wrap(unwrap(B)->CreateUDiv(unwrap(LHS), unwrap(RHS), Name));
2625 }
2626
2627 LLVMValueRef LLVMBuildSDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2628                            const char *Name) {
2629   return wrap(unwrap(B)->CreateSDiv(unwrap(LHS), unwrap(RHS), Name));
2630 }
2631
2632 LLVMValueRef LLVMBuildExactSDiv(LLVMBuilderRef B, LLVMValueRef LHS,
2633                                 LLVMValueRef RHS, const char *Name) {
2634   return wrap(unwrap(B)->CreateExactSDiv(unwrap(LHS), unwrap(RHS), Name));
2635 }
2636
2637 LLVMValueRef LLVMBuildFDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2638                            const char *Name) {
2639   return wrap(unwrap(B)->CreateFDiv(unwrap(LHS), unwrap(RHS), Name));
2640 }
2641
2642 LLVMValueRef LLVMBuildURem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2643                            const char *Name) {
2644   return wrap(unwrap(B)->CreateURem(unwrap(LHS), unwrap(RHS), Name));
2645 }
2646
2647 LLVMValueRef LLVMBuildSRem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2648                            const char *Name) {
2649   return wrap(unwrap(B)->CreateSRem(unwrap(LHS), unwrap(RHS), Name));
2650 }
2651
2652 LLVMValueRef LLVMBuildFRem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2653                            const char *Name) {
2654   return wrap(unwrap(B)->CreateFRem(unwrap(LHS), unwrap(RHS), Name));
2655 }
2656
2657 LLVMValueRef LLVMBuildShl(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2658                           const char *Name) {
2659   return wrap(unwrap(B)->CreateShl(unwrap(LHS), unwrap(RHS), Name));
2660 }
2661
2662 LLVMValueRef LLVMBuildLShr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2663                            const char *Name) {
2664   return wrap(unwrap(B)->CreateLShr(unwrap(LHS), unwrap(RHS), Name));
2665 }
2666
2667 LLVMValueRef LLVMBuildAShr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2668                            const char *Name) {
2669   return wrap(unwrap(B)->CreateAShr(unwrap(LHS), unwrap(RHS), Name));
2670 }
2671
2672 LLVMValueRef LLVMBuildAnd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2673                           const char *Name) {
2674   return wrap(unwrap(B)->CreateAnd(unwrap(LHS), unwrap(RHS), Name));
2675 }
2676
2677 LLVMValueRef LLVMBuildOr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2678                          const char *Name) {
2679   return wrap(unwrap(B)->CreateOr(unwrap(LHS), unwrap(RHS), Name));
2680 }
2681
2682 LLVMValueRef LLVMBuildXor(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2683                           const char *Name) {
2684   return wrap(unwrap(B)->CreateXor(unwrap(LHS), unwrap(RHS), Name));
2685 }
2686
2687 LLVMValueRef LLVMBuildBinOp(LLVMBuilderRef B, LLVMOpcode Op,
2688                             LLVMValueRef LHS, LLVMValueRef RHS,
2689                             const char *Name) {
2690   return wrap(unwrap(B)->CreateBinOp(Instruction::BinaryOps(map_from_llvmopcode(Op)), unwrap(LHS),
2691                                      unwrap(RHS), Name));
2692 }
2693
2694 LLVMValueRef LLVMBuildNeg(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
2695   return wrap(unwrap(B)->CreateNeg(unwrap(V), Name));
2696 }
2697
2698 LLVMValueRef LLVMBuildNSWNeg(LLVMBuilderRef B, LLVMValueRef V,
2699                              const char *Name) {
2700   return wrap(unwrap(B)->CreateNSWNeg(unwrap(V), Name));
2701 }
2702
2703 LLVMValueRef LLVMBuildNUWNeg(LLVMBuilderRef B, LLVMValueRef V,
2704                              const char *Name) {
2705   return wrap(unwrap(B)->CreateNUWNeg(unwrap(V), Name));
2706 }
2707
2708 LLVMValueRef LLVMBuildFNeg(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
2709   return wrap(unwrap(B)->CreateFNeg(unwrap(V), Name));
2710 }
2711
2712 LLVMValueRef LLVMBuildNot(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
2713   return wrap(unwrap(B)->CreateNot(unwrap(V), Name));
2714 }
2715
2716 /*--.. Memory ..............................................................--*/
2717
2718 LLVMValueRef LLVMBuildMalloc(LLVMBuilderRef B, LLVMTypeRef Ty,
2719                              const char *Name) {
2720   Type* ITy = Type::getInt32Ty(unwrap(B)->GetInsertBlock()->getContext());
2721   Constant* AllocSize = ConstantExpr::getSizeOf(unwrap(Ty));
2722   AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, ITy);
2723   Instruction* Malloc = CallInst::CreateMalloc(unwrap(B)->GetInsertBlock(),
2724                                                ITy, unwrap(Ty), AllocSize,
2725                                                nullptr, nullptr, "");
2726   return wrap(unwrap(B)->Insert(Malloc, Twine(Name)));
2727 }
2728
2729 LLVMValueRef LLVMBuildArrayMalloc(LLVMBuilderRef B, LLVMTypeRef Ty,
2730                                   LLVMValueRef Val, const char *Name) {
2731   Type* ITy = Type::getInt32Ty(unwrap(B)->GetInsertBlock()->getContext());
2732   Constant* AllocSize = ConstantExpr::getSizeOf(unwrap(Ty));
2733   AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, ITy);
2734   Instruction* Malloc = CallInst::CreateMalloc(unwrap(B)->GetInsertBlock(),
2735                                                ITy, unwrap(Ty), AllocSize,
2736                                                unwrap(Val), nullptr, "");
2737   return wrap(unwrap(B)->Insert(Malloc, Twine(Name)));
2738 }
2739
2740 LLVMValueRef LLVMBuildAlloca(LLVMBuilderRef B, LLVMTypeRef Ty,
2741                              const char *Name) {
2742   return wrap(unwrap(B)->CreateAlloca(unwrap(Ty), nullptr, Name));
2743 }
2744
2745 LLVMValueRef LLVMBuildArrayAlloca(LLVMBuilderRef B, LLVMTypeRef Ty,
2746                                   LLVMValueRef Val, const char *Name) {
2747   return wrap(unwrap(B)->CreateAlloca(unwrap(Ty), unwrap(Val), Name));
2748 }
2749
2750 LLVMValueRef LLVMBuildFree(LLVMBuilderRef B, LLVMValueRef PointerVal) {
2751   return wrap(unwrap(B)->Insert(
2752      CallInst::CreateFree(unwrap(PointerVal), unwrap(B)->GetInsertBlock())));
2753 }
2754
2755 LLVMValueRef LLVMBuildLoad(LLVMBuilderRef B, LLVMValueRef PointerVal,
2756                            const char *Name) {
2757   return wrap(unwrap(B)->CreateLoad(unwrap(PointerVal), Name));
2758 }
2759
2760 LLVMValueRef LLVMBuildStore(LLVMBuilderRef B, LLVMValueRef Val,
2761                             LLVMValueRef PointerVal) {
2762   return wrap(unwrap(B)->CreateStore(unwrap(Val), unwrap(PointerVal)));
2763 }
2764
2765 static AtomicOrdering mapFromLLVMOrdering(LLVMAtomicOrdering Ordering) {
2766   switch (Ordering) {
2767     case LLVMAtomicOrderingNotAtomic: return AtomicOrdering::NotAtomic;
2768     case LLVMAtomicOrderingUnordered: return AtomicOrdering::Unordered;
2769     case LLVMAtomicOrderingMonotonic: return AtomicOrdering::Monotonic;
2770     case LLVMAtomicOrderingAcquire: return AtomicOrdering::Acquire;
2771     case LLVMAtomicOrderingRelease: return AtomicOrdering::Release;
2772     case LLVMAtomicOrderingAcquireRelease:
2773       return AtomicOrdering::AcquireRelease;
2774     case LLVMAtomicOrderingSequentiallyConsistent:
2775       return AtomicOrdering::SequentiallyConsistent;
2776   }
2777
2778   llvm_unreachable("Invalid LLVMAtomicOrdering value!");
2779 }
2780
2781 static LLVMAtomicOrdering mapToLLVMOrdering(AtomicOrdering Ordering) {
2782   switch (Ordering) {
2783     case AtomicOrdering::NotAtomic: return LLVMAtomicOrderingNotAtomic;
2784     case AtomicOrdering::Unordered: return LLVMAtomicOrderingUnordered;
2785     case AtomicOrdering::Monotonic: return LLVMAtomicOrderingMonotonic;
2786     case AtomicOrdering::Acquire: return LLVMAtomicOrderingAcquire;
2787     case AtomicOrdering::Release: return LLVMAtomicOrderingRelease;
2788     case AtomicOrdering::AcquireRelease:
2789       return LLVMAtomicOrderingAcquireRelease;
2790     case AtomicOrdering::SequentiallyConsistent:
2791       return LLVMAtomicOrderingSequentiallyConsistent;
2792   }
2793
2794   llvm_unreachable("Invalid AtomicOrdering value!");
2795 }
2796
2797 LLVMValueRef LLVMBuildFence(LLVMBuilderRef B, LLVMAtomicOrdering Ordering,
2798                             LLVMBool isSingleThread, const char *Name) {
2799   return wrap(
2800     unwrap(B)->CreateFence(mapFromLLVMOrdering(Ordering),
2801                            isSingleThread ? SingleThread : CrossThread,
2802                            Name));
2803 }
2804
2805 LLVMValueRef LLVMBuildGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
2806                           LLVMValueRef *Indices, unsigned NumIndices,
2807                           const char *Name) {
2808   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
2809   return wrap(unwrap(B)->CreateGEP(nullptr, unwrap(Pointer), IdxList, Name));
2810 }
2811
2812 LLVMValueRef LLVMBuildInBoundsGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
2813                                   LLVMValueRef *Indices, unsigned NumIndices,
2814                                   const char *Name) {
2815   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
2816   return wrap(
2817       unwrap(B)->CreateInBoundsGEP(nullptr, unwrap(Pointer), IdxList, Name));
2818 }
2819
2820 LLVMValueRef LLVMBuildStructGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
2821                                 unsigned Idx, const char *Name) {
2822   return wrap(unwrap(B)->CreateStructGEP(nullptr, unwrap(Pointer), Idx, Name));
2823 }
2824
2825 LLVMValueRef LLVMBuildGlobalString(LLVMBuilderRef B, const char *Str,
2826                                    const char *Name) {
2827   return wrap(unwrap(B)->CreateGlobalString(Str, Name));
2828 }
2829
2830 LLVMValueRef LLVMBuildGlobalStringPtr(LLVMBuilderRef B, const char *Str,
2831                                       const char *Name) {
2832   return wrap(unwrap(B)->CreateGlobalStringPtr(Str, Name));
2833 }
2834
2835 LLVMBool LLVMGetVolatile(LLVMValueRef MemAccessInst) {
2836   Value *P = unwrap<Value>(MemAccessInst);
2837   if (LoadInst *LI = dyn_cast<LoadInst>(P))
2838     return LI->isVolatile();
2839   return cast<StoreInst>(P)->isVolatile();
2840 }
2841
2842 void LLVMSetVolatile(LLVMValueRef MemAccessInst, LLVMBool isVolatile) {
2843   Value *P = unwrap<Value>(MemAccessInst);
2844   if (LoadInst *LI = dyn_cast<LoadInst>(P))
2845     return LI->setVolatile(isVolatile);
2846   return cast<StoreInst>(P)->setVolatile(isVolatile);
2847 }
2848
2849 LLVMAtomicOrdering LLVMGetOrdering(LLVMValueRef MemAccessInst) {
2850   Value *P = unwrap<Value>(MemAccessInst);
2851   AtomicOrdering O;
2852   if (LoadInst *LI = dyn_cast<LoadInst>(P))
2853     O = LI->getOrdering();
2854   else
2855     O = cast<StoreInst>(P)->getOrdering();
2856   return mapToLLVMOrdering(O);
2857 }
2858
2859 void LLVMSetOrdering(LLVMValueRef MemAccessInst, LLVMAtomicOrdering Ordering) {
2860   Value *P = unwrap<Value>(MemAccessInst);
2861   AtomicOrdering O = mapFromLLVMOrdering(Ordering);
2862
2863   if (LoadInst *LI = dyn_cast<LoadInst>(P))
2864     return LI->setOrdering(O);
2865   return cast<StoreInst>(P)->setOrdering(O);
2866 }
2867
2868 /*--.. Casts ...............................................................--*/
2869
2870 LLVMValueRef LLVMBuildTrunc(LLVMBuilderRef B, LLVMValueRef Val,
2871                             LLVMTypeRef DestTy, const char *Name) {
2872   return wrap(unwrap(B)->CreateTrunc(unwrap(Val), unwrap(DestTy), Name));
2873 }
2874
2875 LLVMValueRef LLVMBuildZExt(LLVMBuilderRef B, LLVMValueRef Val,
2876                            LLVMTypeRef DestTy, const char *Name) {
2877   return wrap(unwrap(B)->CreateZExt(unwrap(Val), unwrap(DestTy), Name));
2878 }
2879
2880 LLVMValueRef LLVMBuildSExt(LLVMBuilderRef B, LLVMValueRef Val,
2881                            LLVMTypeRef DestTy, const char *Name) {
2882   return wrap(unwrap(B)->CreateSExt(unwrap(Val), unwrap(DestTy), Name));
2883 }
2884
2885 LLVMValueRef LLVMBuildFPToUI(LLVMBuilderRef B, LLVMValueRef Val,
2886                              LLVMTypeRef DestTy, const char *Name) {
2887   return wrap(unwrap(B)->CreateFPToUI(unwrap(Val), unwrap(DestTy), Name));
2888 }
2889
2890 LLVMValueRef LLVMBuildFPToSI(LLVMBuilderRef B, LLVMValueRef Val,
2891                              LLVMTypeRef DestTy, const char *Name) {
2892   return wrap(unwrap(B)->CreateFPToSI(unwrap(Val), unwrap(DestTy), Name));
2893 }
2894
2895 LLVMValueRef LLVMBuildUIToFP(LLVMBuilderRef B, LLVMValueRef Val,
2896                              LLVMTypeRef DestTy, const char *Name) {
2897   return wrap(unwrap(B)->CreateUIToFP(unwrap(Val), unwrap(DestTy), Name));
2898 }
2899
2900 LLVMValueRef LLVMBuildSIToFP(LLVMBuilderRef B, LLVMValueRef Val,
2901                              LLVMTypeRef DestTy, const char *Name) {
2902   return wrap(unwrap(B)->CreateSIToFP(unwrap(Val), unwrap(DestTy), Name));
2903 }
2904
2905 LLVMValueRef LLVMBuildFPTrunc(LLVMBuilderRef B, LLVMValueRef Val,
2906                               LLVMTypeRef DestTy, const char *Name) {
2907   return wrap(unwrap(B)->CreateFPTrunc(unwrap(Val), unwrap(DestTy), Name));
2908 }
2909
2910 LLVMValueRef LLVMBuildFPExt(LLVMBuilderRef B, LLVMValueRef Val,
2911                             LLVMTypeRef DestTy, const char *Name) {
2912   return wrap(unwrap(B)->CreateFPExt(unwrap(Val), unwrap(DestTy), Name));
2913 }
2914
2915 LLVMValueRef LLVMBuildPtrToInt(LLVMBuilderRef B, LLVMValueRef Val,
2916                                LLVMTypeRef DestTy, const char *Name) {
2917   return wrap(unwrap(B)->CreatePtrToInt(unwrap(Val), unwrap(DestTy), Name));
2918 }
2919
2920 LLVMValueRef LLVMBuildIntToPtr(LLVMBuilderRef B, LLVMValueRef Val,
2921                                LLVMTypeRef DestTy, const char *Name) {
2922   return wrap(unwrap(B)->CreateIntToPtr(unwrap(Val), unwrap(DestTy), Name));
2923 }
2924
2925 LLVMValueRef LLVMBuildBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2926                               LLVMTypeRef DestTy, const char *Name) {
2927   return wrap(unwrap(B)->CreateBitCast(unwrap(Val), unwrap(DestTy), Name));
2928 }
2929
2930 LLVMValueRef LLVMBuildAddrSpaceCast(LLVMBuilderRef B, LLVMValueRef Val,
2931                                     LLVMTypeRef DestTy, const char *Name) {
2932   return wrap(unwrap(B)->CreateAddrSpaceCast(unwrap(Val), unwrap(DestTy), Name));
2933 }
2934
2935 LLVMValueRef LLVMBuildZExtOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2936                                     LLVMTypeRef DestTy, const char *Name) {
2937   return wrap(unwrap(B)->CreateZExtOrBitCast(unwrap(Val), unwrap(DestTy),
2938                                              Name));
2939 }
2940
2941 LLVMValueRef LLVMBuildSExtOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2942                                     LLVMTypeRef DestTy, const char *Name) {
2943   return wrap(unwrap(B)->CreateSExtOrBitCast(unwrap(Val), unwrap(DestTy),
2944                                              Name));
2945 }
2946
2947 LLVMValueRef LLVMBuildTruncOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2948                                      LLVMTypeRef DestTy, const char *Name) {
2949   return wrap(unwrap(B)->CreateTruncOrBitCast(unwrap(Val), unwrap(DestTy),
2950                                               Name));
2951 }
2952
2953 LLVMValueRef LLVMBuildCast(LLVMBuilderRef B, LLVMOpcode Op, LLVMValueRef Val,
2954                            LLVMTypeRef DestTy, const char *Name) {
2955   return wrap(unwrap(B)->CreateCast(Instruction::CastOps(map_from_llvmopcode(Op)), unwrap(Val),
2956                                     unwrap(DestTy), Name));
2957 }
2958
2959 LLVMValueRef LLVMBuildPointerCast(LLVMBuilderRef B, LLVMValueRef Val,
2960                                   LLVMTypeRef DestTy, const char *Name) {
2961   return wrap(unwrap(B)->CreatePointerCast(unwrap(Val), unwrap(DestTy), Name));
2962 }
2963
2964 LLVMValueRef LLVMBuildIntCast(LLVMBuilderRef B, LLVMValueRef Val,
2965                               LLVMTypeRef DestTy, const char *Name) {
2966   return wrap(unwrap(B)->CreateIntCast(unwrap(Val), unwrap(DestTy),
2967                                        /*isSigned*/true, Name));
2968 }
2969
2970 LLVMValueRef LLVMBuildFPCast(LLVMBuilderRef B, LLVMValueRef Val,
2971                              LLVMTypeRef DestTy, const char *Name) {
2972   return wrap(unwrap(B)->CreateFPCast(unwrap(Val), unwrap(DestTy), Name));
2973 }
2974
2975 /*--.. Comparisons .........................................................--*/
2976
2977 LLVMValueRef LLVMBuildICmp(LLVMBuilderRef B, LLVMIntPredicate Op,
2978                            LLVMValueRef LHS, LLVMValueRef RHS,
2979                            const char *Name) {
2980   return wrap(unwrap(B)->CreateICmp(static_cast<ICmpInst::Predicate>(Op),
2981                                     unwrap(LHS), unwrap(RHS), Name));
2982 }
2983
2984 LLVMValueRef LLVMBuildFCmp(LLVMBuilderRef B, LLVMRealPredicate Op,
2985                            LLVMValueRef LHS, LLVMValueRef RHS,
2986                            const char *Name) {
2987   return wrap(unwrap(B)->CreateFCmp(static_cast<FCmpInst::Predicate>(Op),
2988                                     unwrap(LHS), unwrap(RHS), Name));
2989 }
2990
2991 /*--.. Miscellaneous instructions ..........................................--*/
2992
2993 LLVMValueRef LLVMBuildPhi(LLVMBuilderRef B, LLVMTypeRef Ty, const char *Name) {
2994   return wrap(unwrap(B)->CreatePHI(unwrap(Ty), 0, Name));
2995 }
2996
2997 LLVMValueRef LLVMBuildCall(LLVMBuilderRef B, LLVMValueRef Fn,
2998                            LLVMValueRef *Args, unsigned NumArgs,
2999                            const char *Name) {
3000   return wrap(unwrap(B)->CreateCall(unwrap(Fn),
3001                                     makeArrayRef(unwrap(Args), NumArgs),
3002                                     Name));
3003 }
3004
3005 LLVMValueRef LLVMBuildSelect(LLVMBuilderRef B, LLVMValueRef If,
3006                              LLVMValueRef Then, LLVMValueRef Else,
3007                              const char *Name) {
3008   return wrap(unwrap(B)->CreateSelect(unwrap(If), unwrap(Then), unwrap(Else),
3009                                       Name));
3010 }
3011
3012 LLVMValueRef LLVMBuildVAArg(LLVMBuilderRef B, LLVMValueRef List,
3013                             LLVMTypeRef Ty, const char *Name) {
3014   return wrap(unwrap(B)->CreateVAArg(unwrap(List), unwrap(Ty), Name));
3015 }
3016
3017 LLVMValueRef LLVMBuildExtractElement(LLVMBuilderRef B, LLVMValueRef VecVal,
3018                                       LLVMValueRef Index, const char *Name) {
3019   return wrap(unwrap(B)->CreateExtractElement(unwrap(VecVal), unwrap(Index),
3020                                               Name));
3021 }
3022
3023 LLVMValueRef LLVMBuildInsertElement(LLVMBuilderRef B, LLVMValueRef VecVal,
3024                                     LLVMValueRef EltVal, LLVMValueRef Index,
3025                                     const char *Name) {
3026   return wrap(unwrap(B)->CreateInsertElement(unwrap(VecVal), unwrap(EltVal),
3027                                              unwrap(Index), Name));
3028 }
3029
3030 LLVMValueRef LLVMBuildShuffleVector(LLVMBuilderRef B, LLVMValueRef V1,
3031                                     LLVMValueRef V2, LLVMValueRef Mask,
3032                                     const char *Name) {
3033   return wrap(unwrap(B)->CreateShuffleVector(unwrap(V1), unwrap(V2),
3034                                              unwrap(Mask), Name));
3035 }
3036
3037 LLVMValueRef LLVMBuildExtractValue(LLVMBuilderRef B, LLVMValueRef AggVal,
3038                                    unsigned Index, const char *Name) {
3039   return wrap(unwrap(B)->CreateExtractValue(unwrap(AggVal), Index, Name));
3040 }
3041
3042 LLVMValueRef LLVMBuildInsertValue(LLVMBuilderRef B, LLVMValueRef AggVal,
3043                                   LLVMValueRef EltVal, unsigned Index,
3044                                   const char *Name) {
3045   return wrap(unwrap(B)->CreateInsertValue(unwrap(AggVal), unwrap(EltVal),
3046                                            Index, Name));
3047 }
3048
3049 LLVMValueRef LLVMBuildIsNull(LLVMBuilderRef B, LLVMValueRef Val,
3050                              const char *Name) {
3051   return wrap(unwrap(B)->CreateIsNull(unwrap(Val), Name));
3052 }
3053
3054 LLVMValueRef LLVMBuildIsNotNull(LLVMBuilderRef B, LLVMValueRef Val,
3055                                 const char *Name) {
3056   return wrap(unwrap(B)->CreateIsNotNull(unwrap(Val), Name));
3057 }
3058
3059 LLVMValueRef LLVMBuildPtrDiff(LLVMBuilderRef B, LLVMValueRef LHS,
3060                               LLVMValueRef RHS, const char *Name) {
3061   return wrap(unwrap(B)->CreatePtrDiff(unwrap(LHS), unwrap(RHS), Name));
3062 }
3063
3064 LLVMValueRef LLVMBuildAtomicRMW(LLVMBuilderRef B,LLVMAtomicRMWBinOp op,
3065                                LLVMValueRef PTR, LLVMValueRef Val,
3066                                LLVMAtomicOrdering ordering,
3067                                LLVMBool singleThread) {
3068   AtomicRMWInst::BinOp intop;
3069   switch (op) {
3070     case LLVMAtomicRMWBinOpXchg: intop = AtomicRMWInst::Xchg; break;
3071     case LLVMAtomicRMWBinOpAdd: intop = AtomicRMWInst::Add; break;
3072     case LLVMAtomicRMWBinOpSub: intop = AtomicRMWInst::Sub; break;
3073     case LLVMAtomicRMWBinOpAnd: intop = AtomicRMWInst::And; break;
3074     case LLVMAtomicRMWBinOpNand: intop = AtomicRMWInst::Nand; break;
3075     case LLVMAtomicRMWBinOpOr: intop = AtomicRMWInst::Or; break;
3076     case LLVMAtomicRMWBinOpXor: intop = AtomicRMWInst::Xor; break;
3077     case LLVMAtomicRMWBinOpMax: intop = AtomicRMWInst::Max; break;
3078     case LLVMAtomicRMWBinOpMin: intop = AtomicRMWInst::Min; break;
3079     case LLVMAtomicRMWBinOpUMax: intop = AtomicRMWInst::UMax; break;
3080     case LLVMAtomicRMWBinOpUMin: intop = AtomicRMWInst::UMin; break;
3081   }
3082   return wrap(unwrap(B)->CreateAtomicRMW(intop, unwrap(PTR), unwrap(Val),
3083     mapFromLLVMOrdering(ordering), singleThread ? SingleThread : CrossThread));
3084 }
3085
3086 LLVMValueRef LLVMBuildAtomicCmpXchg(LLVMBuilderRef B, LLVMValueRef Ptr,
3087                                     LLVMValueRef Cmp, LLVMValueRef New,
3088                                     LLVMAtomicOrdering SuccessOrdering,
3089                                     LLVMAtomicOrdering FailureOrdering,
3090                                     LLVMBool singleThread) {
3091
3092   return wrap(unwrap(B)->CreateAtomicCmpXchg(unwrap(Ptr), unwrap(Cmp),
3093                 unwrap(New), mapFromLLVMOrdering(SuccessOrdering),
3094                 mapFromLLVMOrdering(FailureOrdering),
3095                 singleThread ? SingleThread : CrossThread));
3096 }
3097
3098
3099 LLVMBool LLVMIsAtomicSingleThread(LLVMValueRef AtomicInst) {
3100   Value *P = unwrap<Value>(AtomicInst);
3101
3102   if (AtomicRMWInst *I = dyn_cast<AtomicRMWInst>(P))
3103     return I->getSynchScope() == SingleThread;
3104   return cast<AtomicCmpXchgInst>(P)->getSynchScope() == SingleThread;
3105 }
3106
3107 void LLVMSetAtomicSingleThread(LLVMValueRef AtomicInst, LLVMBool NewValue) {
3108   Value *P = unwrap<Value>(AtomicInst);
3109   SynchronizationScope Sync = NewValue ? SingleThread : CrossThread;
3110
3111   if (AtomicRMWInst *I = dyn_cast<AtomicRMWInst>(P))
3112     return I->setSynchScope(Sync);
3113   return cast<AtomicCmpXchgInst>(P)->setSynchScope(Sync);
3114 }
3115
3116 LLVMAtomicOrdering LLVMGetCmpXchgSuccessOrdering(LLVMValueRef CmpXchgInst)  {
3117   Value *P = unwrap<Value>(CmpXchgInst);
3118   return mapToLLVMOrdering(cast<AtomicCmpXchgInst>(P)->getSuccessOrdering());
3119 }
3120
3121 void LLVMSetCmpXchgSuccessOrdering(LLVMValueRef CmpXchgInst,
3122                                    LLVMAtomicOrdering Ordering) {
3123   Value *P = unwrap<Value>(CmpXchgInst);
3124   AtomicOrdering O = mapFromLLVMOrdering(Ordering);
3125
3126   return cast<AtomicCmpXchgInst>(P)->setSuccessOrdering(O);
3127 }
3128
3129 LLVMAtomicOrdering LLVMGetCmpXchgFailureOrdering(LLVMValueRef CmpXchgInst)  {
3130   Value *P = unwrap<Value>(CmpXchgInst);
3131   return mapToLLVMOrdering(cast<AtomicCmpXchgInst>(P)->getFailureOrdering());
3132 }
3133
3134 void LLVMSetCmpXchgFailureOrdering(LLVMValueRef CmpXchgInst,
3135                                    LLVMAtomicOrdering Ordering) {
3136   Value *P = unwrap<Value>(CmpXchgInst);
3137   AtomicOrdering O = mapFromLLVMOrdering(Ordering);
3138
3139   return cast<AtomicCmpXchgInst>(P)->setFailureOrdering(O);
3140 }
3141
3142 /*===-- Module providers --------------------------------------------------===*/
3143
3144 LLVMModuleProviderRef
3145 LLVMCreateModuleProviderForExistingModule(LLVMModuleRef M) {
3146   return reinterpret_cast<LLVMModuleProviderRef>(M);
3147 }
3148
3149 void LLVMDisposeModuleProvider(LLVMModuleProviderRef MP) {
3150   delete unwrap(MP);
3151 }
3152
3153
3154 /*===-- Memory buffers ----------------------------------------------------===*/
3155
3156 LLVMBool LLVMCreateMemoryBufferWithContentsOfFile(
3157     const char *Path,
3158     LLVMMemoryBufferRef *OutMemBuf,
3159     char **OutMessage) {
3160
3161   ErrorOr<std::unique_ptr<MemoryBuffer>> MBOrErr = MemoryBuffer::getFile(Path);
3162   if (std::error_code EC = MBOrErr.getError()) {
3163     *OutMessage = strdup(EC.message().c_str());
3164     return 1;
3165   }
3166   *OutMemBuf = wrap(MBOrErr.get().release());
3167   return 0;
3168 }
3169
3170 LLVMBool LLVMCreateMemoryBufferWithSTDIN(LLVMMemoryBufferRef *OutMemBuf,
3171                                          char **OutMessage) {
3172   ErrorOr<std::unique_ptr<MemoryBuffer>> MBOrErr = MemoryBuffer::getSTDIN();
3173   if (std::error_code EC = MBOrErr.getError()) {
3174     *OutMessage = strdup(EC.message().c_str());
3175     return 1;
3176   }
3177   *OutMemBuf = wrap(MBOrErr.get().release());
3178   return 0;
3179 }
3180
3181 LLVMMemoryBufferRef LLVMCreateMemoryBufferWithMemoryRange(
3182     const char *InputData,
3183     size_t InputDataLength,
3184     const char *BufferName,
3185     LLVMBool RequiresNullTerminator) {
3186
3187   return wrap(MemoryBuffer::getMemBuffer(StringRef(InputData, InputDataLength),
3188                                          StringRef(BufferName),
3189                                          RequiresNullTerminator).release());
3190 }
3191
3192 LLVMMemoryBufferRef LLVMCreateMemoryBufferWithMemoryRangeCopy(
3193     const char *InputData,
3194     size_t InputDataLength,
3195     const char *BufferName) {
3196
3197   return wrap(
3198       MemoryBuffer::getMemBufferCopy(StringRef(InputData, InputDataLength),
3199                                      StringRef(BufferName)).release());
3200 }
3201
3202 const char *LLVMGetBufferStart(LLVMMemoryBufferRef MemBuf) {
3203   return unwrap(MemBuf)->getBufferStart();
3204 }
3205
3206 size_t LLVMGetBufferSize(LLVMMemoryBufferRef MemBuf) {
3207   return unwrap(MemBuf)->getBufferSize();
3208 }
3209
3210 void LLVMDisposeMemoryBuffer(LLVMMemoryBufferRef MemBuf) {
3211   delete unwrap(MemBuf);
3212 }
3213
3214 /*===-- Pass Registry -----------------------------------------------------===*/
3215
3216 LLVMPassRegistryRef LLVMGetGlobalPassRegistry(void) {
3217   return wrap(PassRegistry::getPassRegistry());
3218 }
3219
3220 /*===-- Pass Manager ------------------------------------------------------===*/
3221
3222 LLVMPassManagerRef LLVMCreatePassManager() {
3223   return wrap(new legacy::PassManager());
3224 }
3225
3226 LLVMPassManagerRef LLVMCreateFunctionPassManagerForModule(LLVMModuleRef M) {
3227   return wrap(new legacy::FunctionPassManager(unwrap(M)));
3228 }
3229
3230 LLVMPassManagerRef LLVMCreateFunctionPassManager(LLVMModuleProviderRef P) {
3231   return LLVMCreateFunctionPassManagerForModule(
3232                                             reinterpret_cast<LLVMModuleRef>(P));
3233 }
3234
3235 LLVMBool LLVMRunPassManager(LLVMPassManagerRef PM, LLVMModuleRef M) {
3236   return unwrap<legacy::PassManager>(PM)->run(*unwrap(M));
3237 }
3238
3239 LLVMBool LLVMInitializeFunctionPassManager(LLVMPassManagerRef FPM) {
3240   return unwrap<legacy::FunctionPassManager>(FPM)->doInitialization();
3241 }
3242
3243 LLVMBool LLVMRunFunctionPassManager(LLVMPassManagerRef FPM, LLVMValueRef F) {
3244   return unwrap<legacy::FunctionPassManager>(FPM)->run(*unwrap<Function>(F));
3245 }
3246
3247 LLVMBool LLVMFinalizeFunctionPassManager(LLVMPassManagerRef FPM) {
3248   return unwrap<legacy::FunctionPassManager>(FPM)->doFinalization();
3249 }
3250
3251 void LLVMDisposePassManager(LLVMPassManagerRef PM) {
3252   delete unwrap(PM);
3253 }
3254
3255 /*===-- Threading ------------------------------------------------------===*/
3256
3257 LLVMBool LLVMStartMultithreaded() {
3258   return LLVMIsMultithreaded();
3259 }
3260
3261 void LLVMStopMultithreaded() {
3262 }
3263
3264 LLVMBool LLVMIsMultithreaded() {
3265   return llvm_is_multithreaded();
3266 }