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