llvm/lib/IR/Core.cpp

   1 //===-- Core.cpp ----------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file implements the common infrastructure (including the C bindings)
  10 // for libLLVMCore.a, which implements the LLVM intermediate representation.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "llvm-c/Core.h"
  15 #include "llvm-c/Types.h"
  16 #include "llvm/IR/Attributes.h"
  17 #include "llvm/IR/BasicBlock.h"
  18 #include "llvm/IR/ConstantRange.h"
  19 #include "llvm/IR/Constants.h"
  20 #include "llvm/IR/DebugInfoMetadata.h"
  21 #include "llvm/IR/DebugProgramInstruction.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/Instructions.h"
  30 #include "llvm/IR/IntrinsicInst.h"
  31 #include "llvm/IR/LLVMContext.h"
  32 #include "llvm/IR/LegacyPassManager.h"
  33 #include "llvm/IR/Module.h"
  34 #include "llvm/InitializePasses.h"
  35 #include "llvm/PassRegistry.h"
  36 #include "llvm/Support/Debug.h"
  37 #include "llvm/Support/ErrorHandling.h"
  38 #include "llvm/Support/FileSystem.h"
  39 #include "llvm/Support/ManagedStatic.h"
  40 #include "llvm/Support/MathExtras.h"
  41 #include "llvm/Support/MemoryBuffer.h"
  42 #include "llvm/Support/Threading.h"
  43 #include "llvm/Support/raw_ostream.h"
  44 #include <cassert>
  45 #include <cstdlib>
  46 #include <cstring>
  47 #include <system_error>
  48
  49 using namespace llvm;
  50
  51 DEFINE_SIMPLE_CONVERSION_FUNCTIONS(OperandBundleDef, LLVMOperandBundleRef)
  52
  53 inline BasicBlock **unwrap(LLVMBasicBlockRef *BBs) {
  54   return reinterpret_cast<BasicBlock **>(BBs);
  55 }
  56
  57 #define DEBUG_TYPE "ir"
  58
  59 void llvm::initializeCore(PassRegistry &Registry) {
  60   initializeDominatorTreeWrapperPassPass(Registry);
  61   initializePrintModulePassWrapperPass(Registry);
  62   initializePrintFunctionPassWrapperPass(Registry);
  63   initializeSafepointIRVerifierPass(Registry);
  64   initializeVerifierLegacyPassPass(Registry);
  65 }
  66
  67 void LLVMShutdown() {
  68   llvm_shutdown();
  69 }
  70
  71 /*===-- Version query -----------------------------------------------------===*/
  72
  73 void LLVMGetVersion(unsigned *Major, unsigned *Minor, unsigned *Patch) {
  74     if (Major)
  75         *Major = LLVM_VERSION_MAJOR;
  76     if (Minor)
  77         *Minor = LLVM_VERSION_MINOR;
  78     if (Patch)
  79         *Patch = LLVM_VERSION_PATCH;
  80 }
  81
  82 /*===-- Error handling ----------------------------------------------------===*/
  83
  84 char *LLVMCreateMessage(const char *Message) {
  85   return strdup(Message);
  86 }
  87
  88 void LLVMDisposeMessage(char *Message) {
  89   free(Message);
  90 }
  91
  92
  93 /*===-- Operations on contexts --------------------------------------------===*/
  94
  95 static LLVMContext &getGlobalContext() {
  96   static LLVMContext GlobalContext;
  97   return GlobalContext;
  98 }
  99
 100 LLVMContextRef LLVMContextCreate() {
 101   return wrap(new LLVMContext());
 102 }
 103
 104 LLVMContextRef LLVMGetGlobalContext() { return wrap(&getGlobalContext()); }
 105
 106 void LLVMContextSetDiagnosticHandler(LLVMContextRef C,
 107                                      LLVMDiagnosticHandler Handler,
 108                                      void *DiagnosticContext) {
 109   unwrap(C)->setDiagnosticHandlerCallBack(
 110       LLVM_EXTENSION reinterpret_cast<DiagnosticHandler::DiagnosticHandlerTy>(
 111           Handler),
 112       DiagnosticContext);
 113 }
 114
 115 LLVMDiagnosticHandler LLVMContextGetDiagnosticHandler(LLVMContextRef C) {
 116   return LLVM_EXTENSION reinterpret_cast<LLVMDiagnosticHandler>(
 117       unwrap(C)->getDiagnosticHandlerCallBack());
 118 }
 119
 120 void *LLVMContextGetDiagnosticContext(LLVMContextRef C) {
 121   return unwrap(C)->getDiagnosticContext();
 122 }
 123
 124 void LLVMContextSetYieldCallback(LLVMContextRef C, LLVMYieldCallback Callback,
 125                                  void *OpaqueHandle) {
 126   auto YieldCallback =
 127     LLVM_EXTENSION reinterpret_cast<LLVMContext::YieldCallbackTy>(Callback);
 128   unwrap(C)->setYieldCallback(YieldCallback, OpaqueHandle);
 129 }
 130
 131 LLVMBool LLVMContextShouldDiscardValueNames(LLVMContextRef C) {
 132   return unwrap(C)->shouldDiscardValueNames();
 133 }
 134
 135 void LLVMContextSetDiscardValueNames(LLVMContextRef C, LLVMBool Discard) {
 136   unwrap(C)->setDiscardValueNames(Discard);
 137 }
 138
 139 void LLVMContextDispose(LLVMContextRef C) {
 140   delete unwrap(C);
 141 }
 142
 143 unsigned LLVMGetMDKindIDInContext(LLVMContextRef C, const char *Name,
 144                                   unsigned SLen) {
 145   return unwrap(C)->getMDKindID(StringRef(Name, SLen));
 146 }
 147
 148 unsigned LLVMGetMDKindID(const char *Name, unsigned SLen) {
 149   return LLVMGetMDKindIDInContext(LLVMGetGlobalContext(), Name, SLen);
 150 }
 151
 152 unsigned LLVMGetSyncScopeID(LLVMContextRef C, const char *Name, size_t SLen) {
 153   return unwrap(C)->getOrInsertSyncScopeID(StringRef(Name, SLen));
 154 }
 155
 156 unsigned LLVMGetEnumAttributeKindForName(const char *Name, size_t SLen) {
 157   return Attribute::getAttrKindFromName(StringRef(Name, SLen));
 158 }
 159
 160 unsigned LLVMGetLastEnumAttributeKind(void) {
 161   return Attribute::AttrKind::EndAttrKinds;
 162 }
 163
 164 LLVMAttributeRef LLVMCreateEnumAttribute(LLVMContextRef C, unsigned KindID,
 165                                          uint64_t Val) {
 166   auto &Ctx = *unwrap(C);
 167   auto AttrKind = (Attribute::AttrKind)KindID;
 168   return wrap(Attribute::get(Ctx, AttrKind, Val));
 169 }
 170
 171 unsigned LLVMGetEnumAttributeKind(LLVMAttributeRef A) {
 172   return unwrap(A).getKindAsEnum();
 173 }
 174
 175 uint64_t LLVMGetEnumAttributeValue(LLVMAttributeRef A) {
 176   auto Attr = unwrap(A);
 177   if (Attr.isEnumAttribute())
 178     return 0;
 179   return Attr.getValueAsInt();
 180 }
 181
 182 LLVMAttributeRef LLVMCreateTypeAttribute(LLVMContextRef C, unsigned KindID,
 183                                          LLVMTypeRef type_ref) {
 184   auto &Ctx = *unwrap(C);
 185   auto AttrKind = (Attribute::AttrKind)KindID;
 186   return wrap(Attribute::get(Ctx, AttrKind, unwrap(type_ref)));
 187 }
 188
 189 LLVMTypeRef LLVMGetTypeAttributeValue(LLVMAttributeRef A) {
 190   auto Attr = unwrap(A);
 191   return wrap(Attr.getValueAsType());
 192 }
 193
 194 LLVMAttributeRef LLVMCreateConstantRangeAttribute(LLVMContextRef C,
 195                                                   unsigned KindID,
 196                                                   unsigned NumBits,
 197                                                   const uint64_t LowerWords[],
 198                                                   const uint64_t UpperWords[]) {
 199   auto &Ctx = *unwrap(C);
 200   auto AttrKind = (Attribute::AttrKind)KindID;
 201   unsigned NumWords = divideCeil(NumBits, 64);
 202   return wrap(Attribute::get(
 203       Ctx, AttrKind,
 204       ConstantRange(APInt(NumBits, ArrayRef(LowerWords, NumWords)),
 205                     APInt(NumBits, ArrayRef(UpperWords, NumWords)))));
 206 }
 207
 208 LLVMAttributeRef LLVMCreateStringAttribute(LLVMContextRef C,
 209                                            const char *K, unsigned KLength,
 210                                            const char *V, unsigned VLength) {
 211   return wrap(Attribute::get(*unwrap(C), StringRef(K, KLength),
 212                              StringRef(V, VLength)));
 213 }
 214
 215 const char *LLVMGetStringAttributeKind(LLVMAttributeRef A,
 216                                        unsigned *Length) {
 217   auto S = unwrap(A).getKindAsString();
 218   *Length = S.size();
 219   return S.data();
 220 }
 221
 222 const char *LLVMGetStringAttributeValue(LLVMAttributeRef A,
 223                                         unsigned *Length) {
 224   auto S = unwrap(A).getValueAsString();
 225   *Length = S.size();
 226   return S.data();
 227 }
 228
 229 LLVMBool LLVMIsEnumAttribute(LLVMAttributeRef A) {
 230   auto Attr = unwrap(A);
 231   return Attr.isEnumAttribute() || Attr.isIntAttribute();
 232 }
 233
 234 LLVMBool LLVMIsStringAttribute(LLVMAttributeRef A) {
 235   return unwrap(A).isStringAttribute();
 236 }
 237
 238 LLVMBool LLVMIsTypeAttribute(LLVMAttributeRef A) {
 239   return unwrap(A).isTypeAttribute();
 240 }
 241
 242 char *LLVMGetDiagInfoDescription(LLVMDiagnosticInfoRef DI) {
 243   std::string MsgStorage;
 244   raw_string_ostream Stream(MsgStorage);
 245   DiagnosticPrinterRawOStream DP(Stream);
 246
 247   unwrap(DI)->print(DP);
 248   Stream.flush();
 249
 250   return LLVMCreateMessage(MsgStorage.c_str());
 251 }
 252
 253 LLVMDiagnosticSeverity LLVMGetDiagInfoSeverity(LLVMDiagnosticInfoRef DI) {
 254     LLVMDiagnosticSeverity severity;
 255
 256     switch(unwrap(DI)->getSeverity()) {
 257     default:
 258       severity = LLVMDSError;
 259       break;
 260     case DS_Warning:
 261       severity = LLVMDSWarning;
 262       break;
 263     case DS_Remark:
 264       severity = LLVMDSRemark;
 265       break;
 266     case DS_Note:
 267       severity = LLVMDSNote;
 268       break;
 269     }
 270
 271     return severity;
 272 }
 273
 274 /*===-- Operations on modules ---------------------------------------------===*/
 275
 276 LLVMModuleRef LLVMModuleCreateWithName(const char *ModuleID) {
 277   return wrap(new Module(ModuleID, getGlobalContext()));
 278 }
 279
 280 LLVMModuleRef LLVMModuleCreateWithNameInContext(const char *ModuleID,
 281                                                 LLVMContextRef C) {
 282   return wrap(new Module(ModuleID, *unwrap(C)));
 283 }
 284
 285 void LLVMDisposeModule(LLVMModuleRef M) {
 286   delete unwrap(M);
 287 }
 288
 289 const char *LLVMGetModuleIdentifier(LLVMModuleRef M, size_t *Len) {
 290   auto &Str = unwrap(M)->getModuleIdentifier();
 291   *Len = Str.length();
 292   return Str.c_str();
 293 }
 294
 295 void LLVMSetModuleIdentifier(LLVMModuleRef M, const char *Ident, size_t Len) {
 296   unwrap(M)->setModuleIdentifier(StringRef(Ident, Len));
 297 }
 298
 299 const char *LLVMGetSourceFileName(LLVMModuleRef M, size_t *Len) {
 300   auto &Str = unwrap(M)->getSourceFileName();
 301   *Len = Str.length();
 302   return Str.c_str();
 303 }
 304
 305 void LLVMSetSourceFileName(LLVMModuleRef M, const char *Name, size_t Len) {
 306   unwrap(M)->setSourceFileName(StringRef(Name, Len));
 307 }
 308
 309 /*--.. Data layout .........................................................--*/
 310 const char *LLVMGetDataLayoutStr(LLVMModuleRef M) {
 311   return unwrap(M)->getDataLayoutStr().c_str();
 312 }
 313
 314 const char *LLVMGetDataLayout(LLVMModuleRef M) {
 315   return LLVMGetDataLayoutStr(M);
 316 }
 317
 318 void LLVMSetDataLayout(LLVMModuleRef M, const char *DataLayoutStr) {
 319   unwrap(M)->setDataLayout(DataLayoutStr);
 320 }
 321
 322 /*--.. Target triple .......................................................--*/
 323 const char * LLVMGetTarget(LLVMModuleRef M) {
 324   return unwrap(M)->getTargetTriple().c_str();
 325 }
 326
 327 void LLVMSetTarget(LLVMModuleRef M, const char *Triple) {
 328   unwrap(M)->setTargetTriple(Triple);
 329 }
 330
 331 /*--.. Module flags ........................................................--*/
 332 struct LLVMOpaqueModuleFlagEntry {
 333   LLVMModuleFlagBehavior Behavior;
 334   const char *Key;
 335   size_t KeyLen;
 336   LLVMMetadataRef Metadata;
 337 };
 338
 339 static Module::ModFlagBehavior
 340 map_to_llvmModFlagBehavior(LLVMModuleFlagBehavior Behavior) {
 341   switch (Behavior) {
 342   case LLVMModuleFlagBehaviorError:
 343     return Module::ModFlagBehavior::Error;
 344   case LLVMModuleFlagBehaviorWarning:
 345     return Module::ModFlagBehavior::Warning;
 346   case LLVMModuleFlagBehaviorRequire:
 347     return Module::ModFlagBehavior::Require;
 348   case LLVMModuleFlagBehaviorOverride:
 349     return Module::ModFlagBehavior::Override;
 350   case LLVMModuleFlagBehaviorAppend:
 351     return Module::ModFlagBehavior::Append;
 352   case LLVMModuleFlagBehaviorAppendUnique:
 353     return Module::ModFlagBehavior::AppendUnique;
 354   }
 355   llvm_unreachable("Unknown LLVMModuleFlagBehavior");
 356 }
 357
 358 static LLVMModuleFlagBehavior
 359 map_from_llvmModFlagBehavior(Module::ModFlagBehavior Behavior) {
 360   switch (Behavior) {
 361   case Module::ModFlagBehavior::Error:
 362     return LLVMModuleFlagBehaviorError;
 363   case Module::ModFlagBehavior::Warning:
 364     return LLVMModuleFlagBehaviorWarning;
 365   case Module::ModFlagBehavior::Require:
 366     return LLVMModuleFlagBehaviorRequire;
 367   case Module::ModFlagBehavior::Override:
 368     return LLVMModuleFlagBehaviorOverride;
 369   case Module::ModFlagBehavior::Append:
 370     return LLVMModuleFlagBehaviorAppend;
 371   case Module::ModFlagBehavior::AppendUnique:
 372     return LLVMModuleFlagBehaviorAppendUnique;
 373   default:
 374     llvm_unreachable("Unhandled Flag Behavior");
 375   }
 376 }
 377
 378 LLVMModuleFlagEntry *LLVMCopyModuleFlagsMetadata(LLVMModuleRef M, size_t *Len) {
 379   SmallVector<Module::ModuleFlagEntry, 8> MFEs;
 380   unwrap(M)->getModuleFlagsMetadata(MFEs);
 381
 382   LLVMOpaqueModuleFlagEntry *Result = static_cast<LLVMOpaqueModuleFlagEntry *>(
 383       safe_malloc(MFEs.size() * sizeof(LLVMOpaqueModuleFlagEntry)));
 384   for (unsigned i = 0; i < MFEs.size(); ++i) {
 385     const auto &ModuleFlag = MFEs[i];
 386     Result[i].Behavior = map_from_llvmModFlagBehavior(ModuleFlag.Behavior);
 387     Result[i].Key = ModuleFlag.Key->getString().data();
 388     Result[i].KeyLen = ModuleFlag.Key->getString().size();
 389     Result[i].Metadata = wrap(ModuleFlag.Val);
 390   }
 391   *Len = MFEs.size();
 392   return Result;
 393 }
 394
 395 void LLVMDisposeModuleFlagsMetadata(LLVMModuleFlagEntry *Entries) {
 396   free(Entries);
 397 }
 398
 399 LLVMModuleFlagBehavior
 400 LLVMModuleFlagEntriesGetFlagBehavior(LLVMModuleFlagEntry *Entries,
 401                                      unsigned Index) {
 402   LLVMOpaqueModuleFlagEntry MFE =
 403       static_cast<LLVMOpaqueModuleFlagEntry>(Entries[Index]);
 404   return MFE.Behavior;
 405 }
 406
 407 const char *LLVMModuleFlagEntriesGetKey(LLVMModuleFlagEntry *Entries,
 408                                         unsigned Index, size_t *Len) {
 409   LLVMOpaqueModuleFlagEntry MFE =
 410       static_cast<LLVMOpaqueModuleFlagEntry>(Entries[Index]);
 411   *Len = MFE.KeyLen;
 412   return MFE.Key;
 413 }
 414
 415 LLVMMetadataRef LLVMModuleFlagEntriesGetMetadata(LLVMModuleFlagEntry *Entries,
 416                                                  unsigned Index) {
 417   LLVMOpaqueModuleFlagEntry MFE =
 418       static_cast<LLVMOpaqueModuleFlagEntry>(Entries[Index]);
 419   return MFE.Metadata;
 420 }
 421
 422 LLVMMetadataRef LLVMGetModuleFlag(LLVMModuleRef M,
 423                                   const char *Key, size_t KeyLen) {
 424   return wrap(unwrap(M)->getModuleFlag({Key, KeyLen}));
 425 }
 426
 427 void LLVMAddModuleFlag(LLVMModuleRef M, LLVMModuleFlagBehavior Behavior,
 428                        const char *Key, size_t KeyLen,
 429                        LLVMMetadataRef Val) {
 430   unwrap(M)->addModuleFlag(map_to_llvmModFlagBehavior(Behavior),
 431                            {Key, KeyLen}, unwrap(Val));
 432 }
 433
 434 LLVMBool LLVMIsNewDbgInfoFormat(LLVMModuleRef M) {
 435   return unwrap(M)->IsNewDbgInfoFormat;
 436 }
 437
 438 void LLVMSetIsNewDbgInfoFormat(LLVMModuleRef M, LLVMBool UseNewFormat) {
 439   unwrap(M)->setIsNewDbgInfoFormat(UseNewFormat);
 440 }
 441
 442 /*--.. Printing modules ....................................................--*/
 443
 444 void LLVMDumpModule(LLVMModuleRef M) {
 445   unwrap(M)->print(errs(), nullptr,
 446                    /*ShouldPreserveUseListOrder=*/false, /*IsForDebug=*/true);
 447 }
 448
 449 LLVMBool LLVMPrintModuleToFile(LLVMModuleRef M, const char *Filename,
 450                                char **ErrorMessage) {
 451   std::error_code EC;
 452   raw_fd_ostream dest(Filename, EC, sys::fs::OF_TextWithCRLF);
 453   if (EC) {
 454     *ErrorMessage = strdup(EC.message().c_str());
 455     return true;
 456   }
 457
 458   unwrap(M)->print(dest, nullptr);
 459
 460   dest.close();
 461
 462   if (dest.has_error()) {
 463     std::string E = "Error printing to file: " + dest.error().message();
 464     *ErrorMessage = strdup(E.c_str());
 465     return true;
 466   }
 467
 468   return false;
 469 }
 470
 471 char *LLVMPrintModuleToString(LLVMModuleRef M) {
 472   std::string buf;
 473   raw_string_ostream os(buf);
 474
 475   unwrap(M)->print(os, nullptr);
 476   os.flush();
 477
 478   return strdup(buf.c_str());
 479 }
 480
 481 /*--.. Operations on inline assembler ......................................--*/
 482 void LLVMSetModuleInlineAsm2(LLVMModuleRef M, const char *Asm, size_t Len) {
 483   unwrap(M)->setModuleInlineAsm(StringRef(Asm, Len));
 484 }
 485
 486 void LLVMSetModuleInlineAsm(LLVMModuleRef M, const char *Asm) {
 487   unwrap(M)->setModuleInlineAsm(StringRef(Asm));
 488 }
 489
 490 void LLVMAppendModuleInlineAsm(LLVMModuleRef M, const char *Asm, size_t Len) {
 491   unwrap(M)->appendModuleInlineAsm(StringRef(Asm, Len));
 492 }
 493
 494 const char *LLVMGetModuleInlineAsm(LLVMModuleRef M, size_t *Len) {
 495   auto &Str = unwrap(M)->getModuleInlineAsm();
 496   *Len = Str.length();
 497   return Str.c_str();
 498 }
 499
 500 LLVMValueRef LLVMGetInlineAsm(LLVMTypeRef Ty, const char *AsmString,
 501                               size_t AsmStringSize, const char *Constraints,
 502                               size_t ConstraintsSize, LLVMBool HasSideEffects,
 503                               LLVMBool IsAlignStack,
 504                               LLVMInlineAsmDialect Dialect, LLVMBool CanThrow) {
 505   InlineAsm::AsmDialect AD;
 506   switch (Dialect) {
 507   case LLVMInlineAsmDialectATT:
 508     AD = InlineAsm::AD_ATT;
 509     break;
 510   case LLVMInlineAsmDialectIntel:
 511     AD = InlineAsm::AD_Intel;
 512     break;
 513   }
 514   return wrap(InlineAsm::get(unwrap<FunctionType>(Ty),
 515                              StringRef(AsmString, AsmStringSize),
 516                              StringRef(Constraints, ConstraintsSize),
 517                              HasSideEffects, IsAlignStack, AD, CanThrow));
 518 }
 519
 520 const char *LLVMGetInlineAsmAsmString(LLVMValueRef InlineAsmVal, size_t *Len) {
 521
 522   Value *Val = unwrap<Value>(InlineAsmVal);
 523   const std::string &AsmString = cast<InlineAsm>(Val)->getAsmString();
 524
 525   *Len = AsmString.length();
 526   return AsmString.c_str();
 527 }
 528
 529 const char *LLVMGetInlineAsmConstraintString(LLVMValueRef InlineAsmVal,
 530                                              size_t *Len) {
 531   Value *Val = unwrap<Value>(InlineAsmVal);
 532   const std::string &ConstraintString =
 533       cast<InlineAsm>(Val)->getConstraintString();
 534
 535   *Len = ConstraintString.length();
 536   return ConstraintString.c_str();
 537 }
 538
 539 LLVMInlineAsmDialect LLVMGetInlineAsmDialect(LLVMValueRef InlineAsmVal) {
 540
 541   Value *Val = unwrap<Value>(InlineAsmVal);
 542   InlineAsm::AsmDialect Dialect = cast<InlineAsm>(Val)->getDialect();
 543
 544   switch (Dialect) {
 545   case InlineAsm::AD_ATT:
 546     return LLVMInlineAsmDialectATT;
 547   case InlineAsm::AD_Intel:
 548     return LLVMInlineAsmDialectIntel;
 549   }
 550
 551   llvm_unreachable("Unrecognized inline assembly dialect");
 552   return LLVMInlineAsmDialectATT;
 553 }
 554
 555 LLVMTypeRef LLVMGetInlineAsmFunctionType(LLVMValueRef InlineAsmVal) {
 556   Value *Val = unwrap<Value>(InlineAsmVal);
 557   return (LLVMTypeRef)cast<InlineAsm>(Val)->getFunctionType();
 558 }
 559
 560 LLVMBool LLVMGetInlineAsmHasSideEffects(LLVMValueRef InlineAsmVal) {
 561   Value *Val = unwrap<Value>(InlineAsmVal);
 562   return cast<InlineAsm>(Val)->hasSideEffects();
 563 }
 564
 565 LLVMBool LLVMGetInlineAsmNeedsAlignedStack(LLVMValueRef InlineAsmVal) {
 566   Value *Val = unwrap<Value>(InlineAsmVal);
 567   return cast<InlineAsm>(Val)->isAlignStack();
 568 }
 569
 570 LLVMBool LLVMGetInlineAsmCanUnwind(LLVMValueRef InlineAsmVal) {
 571   Value *Val = unwrap<Value>(InlineAsmVal);
 572   return cast<InlineAsm>(Val)->canThrow();
 573 }
 574
 575 /*--.. Operations on module contexts ......................................--*/
 576 LLVMContextRef LLVMGetModuleContext(LLVMModuleRef M) {
 577   return wrap(&unwrap(M)->getContext());
 578 }
 579
 580
 581 /*===-- Operations on types -----------------------------------------------===*/
 582
 583 /*--.. Operations on all types (mostly) ....................................--*/
 584
 585 LLVMTypeKind LLVMGetTypeKind(LLVMTypeRef Ty) {
 586   switch (unwrap(Ty)->getTypeID()) {
 587   case Type::VoidTyID:
 588     return LLVMVoidTypeKind;
 589   case Type::HalfTyID:
 590     return LLVMHalfTypeKind;
 591   case Type::BFloatTyID:
 592     return LLVMBFloatTypeKind;
 593   case Type::FloatTyID:
 594     return LLVMFloatTypeKind;
 595   case Type::DoubleTyID:
 596     return LLVMDoubleTypeKind;
 597   case Type::X86_FP80TyID:
 598     return LLVMX86_FP80TypeKind;
 599   case Type::FP128TyID:
 600     return LLVMFP128TypeKind;
 601   case Type::PPC_FP128TyID:
 602     return LLVMPPC_FP128TypeKind;
 603   case Type::LabelTyID:
 604     return LLVMLabelTypeKind;
 605   case Type::MetadataTyID:
 606     return LLVMMetadataTypeKind;
 607   case Type::IntegerTyID:
 608     return LLVMIntegerTypeKind;
 609   case Type::FunctionTyID:
 610     return LLVMFunctionTypeKind;
 611   case Type::StructTyID:
 612     return LLVMStructTypeKind;
 613   case Type::ArrayTyID:
 614     return LLVMArrayTypeKind;
 615   case Type::PointerTyID:
 616     return LLVMPointerTypeKind;
 617   case Type::FixedVectorTyID:
 618     return LLVMVectorTypeKind;
 619   case Type::X86_AMXTyID:
 620     return LLVMX86_AMXTypeKind;
 621   case Type::TokenTyID:
 622     return LLVMTokenTypeKind;
 623   case Type::ScalableVectorTyID:
 624     return LLVMScalableVectorTypeKind;
 625   case Type::TargetExtTyID:
 626     return LLVMTargetExtTypeKind;
 627   case Type::TypedPointerTyID:
 628     llvm_unreachable("Typed pointers are unsupported via the C API");
 629   }
 630   llvm_unreachable("Unhandled TypeID.");
 631 }
 632
 633 LLVMBool LLVMTypeIsSized(LLVMTypeRef Ty)
 634 {
 635     return unwrap(Ty)->isSized();
 636 }
 637
 638 LLVMContextRef LLVMGetTypeContext(LLVMTypeRef Ty) {
 639   return wrap(&unwrap(Ty)->getContext());
 640 }
 641
 642 void LLVMDumpType(LLVMTypeRef Ty) {
 643   return unwrap(Ty)->print(errs(), /*IsForDebug=*/true);
 644 }
 645
 646 char *LLVMPrintTypeToString(LLVMTypeRef Ty) {
 647   std::string buf;
 648   raw_string_ostream os(buf);
 649
 650   if (unwrap(Ty))
 651     unwrap(Ty)->print(os);
 652   else
 653     os << "Printing <null> Type";
 654
 655   os.flush();
 656
 657   return strdup(buf.c_str());
 658 }
 659
 660 /*--.. Operations on integer types .........................................--*/
 661
 662 LLVMTypeRef LLVMInt1TypeInContext(LLVMContextRef C)  {
 663   return (LLVMTypeRef) Type::getInt1Ty(*unwrap(C));
 664 }
 665 LLVMTypeRef LLVMInt8TypeInContext(LLVMContextRef C)  {
 666   return (LLVMTypeRef) Type::getInt8Ty(*unwrap(C));
 667 }
 668 LLVMTypeRef LLVMInt16TypeInContext(LLVMContextRef C) {
 669   return (LLVMTypeRef) Type::getInt16Ty(*unwrap(C));
 670 }
 671 LLVMTypeRef LLVMInt32TypeInContext(LLVMContextRef C) {
 672   return (LLVMTypeRef) Type::getInt32Ty(*unwrap(C));
 673 }
 674 LLVMTypeRef LLVMInt64TypeInContext(LLVMContextRef C) {
 675   return (LLVMTypeRef) Type::getInt64Ty(*unwrap(C));
 676 }
 677 LLVMTypeRef LLVMInt128TypeInContext(LLVMContextRef C) {
 678   return (LLVMTypeRef) Type::getInt128Ty(*unwrap(C));
 679 }
 680 LLVMTypeRef LLVMIntTypeInContext(LLVMContextRef C, unsigned NumBits) {
 681   return wrap(IntegerType::get(*unwrap(C), NumBits));
 682 }
 683
 684 LLVMTypeRef LLVMInt1Type(void)  {
 685   return LLVMInt1TypeInContext(LLVMGetGlobalContext());
 686 }
 687 LLVMTypeRef LLVMInt8Type(void)  {
 688   return LLVMInt8TypeInContext(LLVMGetGlobalContext());
 689 }
 690 LLVMTypeRef LLVMInt16Type(void) {
 691   return LLVMInt16TypeInContext(LLVMGetGlobalContext());
 692 }
 693 LLVMTypeRef LLVMInt32Type(void) {
 694   return LLVMInt32TypeInContext(LLVMGetGlobalContext());
 695 }
 696 LLVMTypeRef LLVMInt64Type(void) {
 697   return LLVMInt64TypeInContext(LLVMGetGlobalContext());
 698 }
 699 LLVMTypeRef LLVMInt128Type(void) {
 700   return LLVMInt128TypeInContext(LLVMGetGlobalContext());
 701 }
 702 LLVMTypeRef LLVMIntType(unsigned NumBits) {
 703   return LLVMIntTypeInContext(LLVMGetGlobalContext(), NumBits);
 704 }
 705
 706 unsigned LLVMGetIntTypeWidth(LLVMTypeRef IntegerTy) {
 707   return unwrap<IntegerType>(IntegerTy)->getBitWidth();
 708 }
 709
 710 /*--.. Operations on real types ............................................--*/
 711
 712 LLVMTypeRef LLVMHalfTypeInContext(LLVMContextRef C) {
 713   return (LLVMTypeRef) Type::getHalfTy(*unwrap(C));
 714 }
 715 LLVMTypeRef LLVMBFloatTypeInContext(LLVMContextRef C) {
 716   return (LLVMTypeRef) Type::getBFloatTy(*unwrap(C));
 717 }
 718 LLVMTypeRef LLVMFloatTypeInContext(LLVMContextRef C) {
 719   return (LLVMTypeRef) Type::getFloatTy(*unwrap(C));
 720 }
 721 LLVMTypeRef LLVMDoubleTypeInContext(LLVMContextRef C) {
 722   return (LLVMTypeRef) Type::getDoubleTy(*unwrap(C));
 723 }
 724 LLVMTypeRef LLVMX86FP80TypeInContext(LLVMContextRef C) {
 725   return (LLVMTypeRef) Type::getX86_FP80Ty(*unwrap(C));
 726 }
 727 LLVMTypeRef LLVMFP128TypeInContext(LLVMContextRef C) {
 728   return (LLVMTypeRef) Type::getFP128Ty(*unwrap(C));
 729 }
 730 LLVMTypeRef LLVMPPCFP128TypeInContext(LLVMContextRef C) {
 731   return (LLVMTypeRef) Type::getPPC_FP128Ty(*unwrap(C));
 732 }
 733 LLVMTypeRef LLVMX86AMXTypeInContext(LLVMContextRef C) {
 734   return (LLVMTypeRef) Type::getX86_AMXTy(*unwrap(C));
 735 }
 736
 737 LLVMTypeRef LLVMHalfType(void) {
 738   return LLVMHalfTypeInContext(LLVMGetGlobalContext());
 739 }
 740 LLVMTypeRef LLVMBFloatType(void) {
 741   return LLVMBFloatTypeInContext(LLVMGetGlobalContext());
 742 }
 743 LLVMTypeRef LLVMFloatType(void) {
 744   return LLVMFloatTypeInContext(LLVMGetGlobalContext());
 745 }
 746 LLVMTypeRef LLVMDoubleType(void) {
 747   return LLVMDoubleTypeInContext(LLVMGetGlobalContext());
 748 }
 749 LLVMTypeRef LLVMX86FP80Type(void) {
 750   return LLVMX86FP80TypeInContext(LLVMGetGlobalContext());
 751 }
 752 LLVMTypeRef LLVMFP128Type(void) {
 753   return LLVMFP128TypeInContext(LLVMGetGlobalContext());
 754 }
 755 LLVMTypeRef LLVMPPCFP128Type(void) {
 756   return LLVMPPCFP128TypeInContext(LLVMGetGlobalContext());
 757 }
 758 LLVMTypeRef LLVMX86AMXType(void) {
 759   return LLVMX86AMXTypeInContext(LLVMGetGlobalContext());
 760 }
 761
 762 /*--.. Operations on function types ........................................--*/
 763
 764 LLVMTypeRef LLVMFunctionType(LLVMTypeRef ReturnType,
 765                              LLVMTypeRef *ParamTypes, unsigned ParamCount,
 766                              LLVMBool IsVarArg) {
 767   ArrayRef<Type*> Tys(unwrap(ParamTypes), ParamCount);
 768   return wrap(FunctionType::get(unwrap(ReturnType), Tys, IsVarArg != 0));
 769 }
 770
 771 LLVMBool LLVMIsFunctionVarArg(LLVMTypeRef FunctionTy) {
 772   return unwrap<FunctionType>(FunctionTy)->isVarArg();
 773 }
 774
 775 LLVMTypeRef LLVMGetReturnType(LLVMTypeRef FunctionTy) {
 776   return wrap(unwrap<FunctionType>(FunctionTy)->getReturnType());
 777 }
 778
 779 unsigned LLVMCountParamTypes(LLVMTypeRef FunctionTy) {
 780   return unwrap<FunctionType>(FunctionTy)->getNumParams();
 781 }
 782
 783 void LLVMGetParamTypes(LLVMTypeRef FunctionTy, LLVMTypeRef *Dest) {
 784   FunctionType *Ty = unwrap<FunctionType>(FunctionTy);
 785   for (Type *T : Ty->params())
 786     *Dest++ = wrap(T);
 787 }
 788
 789 /*--.. Operations on struct types ..........................................--*/
 790
 791 LLVMTypeRef LLVMStructTypeInContext(LLVMContextRef C, LLVMTypeRef *ElementTypes,
 792                            unsigned ElementCount, LLVMBool Packed) {
 793   ArrayRef<Type*> Tys(unwrap(ElementTypes), ElementCount);
 794   return wrap(StructType::get(*unwrap(C), Tys, Packed != 0));
 795 }
 796
 797 LLVMTypeRef LLVMStructType(LLVMTypeRef *ElementTypes,
 798                            unsigned ElementCount, LLVMBool Packed) {
 799   return LLVMStructTypeInContext(LLVMGetGlobalContext(), ElementTypes,
 800                                  ElementCount, Packed);
 801 }
 802
 803 LLVMTypeRef LLVMStructCreateNamed(LLVMContextRef C, const char *Name)
 804 {
 805   return wrap(StructType::create(*unwrap(C), Name));
 806 }
 807
 808 const char *LLVMGetStructName(LLVMTypeRef Ty)
 809 {
 810   StructType *Type = unwrap<StructType>(Ty);
 811   if (!Type->hasName())
 812     return nullptr;
 813   return Type->getName().data();
 814 }
 815
 816 void LLVMStructSetBody(LLVMTypeRef StructTy, LLVMTypeRef *ElementTypes,
 817                        unsigned ElementCount, LLVMBool Packed) {
 818   ArrayRef<Type*> Tys(unwrap(ElementTypes), ElementCount);
 819   unwrap<StructType>(StructTy)->setBody(Tys, Packed != 0);
 820 }
 821
 822 unsigned LLVMCountStructElementTypes(LLVMTypeRef StructTy) {
 823   return unwrap<StructType>(StructTy)->getNumElements();
 824 }
 825
 826 void LLVMGetStructElementTypes(LLVMTypeRef StructTy, LLVMTypeRef *Dest) {
 827   StructType *Ty = unwrap<StructType>(StructTy);
 828   for (Type *T : Ty->elements())
 829     *Dest++ = wrap(T);
 830 }
 831
 832 LLVMTypeRef LLVMStructGetTypeAtIndex(LLVMTypeRef StructTy, unsigned i) {
 833   StructType *Ty = unwrap<StructType>(StructTy);
 834   return wrap(Ty->getTypeAtIndex(i));
 835 }
 836
 837 LLVMBool LLVMIsPackedStruct(LLVMTypeRef StructTy) {
 838   return unwrap<StructType>(StructTy)->isPacked();
 839 }
 840
 841 LLVMBool LLVMIsOpaqueStruct(LLVMTypeRef StructTy) {
 842   return unwrap<StructType>(StructTy)->isOpaque();
 843 }
 844
 845 LLVMBool LLVMIsLiteralStruct(LLVMTypeRef StructTy) {
 846   return unwrap<StructType>(StructTy)->isLiteral();
 847 }
 848
 849 LLVMTypeRef LLVMGetTypeByName(LLVMModuleRef M, const char *Name) {
 850   return wrap(StructType::getTypeByName(unwrap(M)->getContext(), Name));
 851 }
 852
 853 LLVMTypeRef LLVMGetTypeByName2(LLVMContextRef C, const char *Name) {
 854   return wrap(StructType::getTypeByName(*unwrap(C), Name));
 855 }
 856
 857 /*--.. Operations on array, pointer, and vector types (sequence types) .....--*/
 858
 859 void LLVMGetSubtypes(LLVMTypeRef Tp, LLVMTypeRef *Arr) {
 860     int i = 0;
 861     for (auto *T : unwrap(Tp)->subtypes()) {
 862         Arr[i] = wrap(T);
 863         i++;
 864     }
 865 }
 866
 867 LLVMTypeRef LLVMArrayType(LLVMTypeRef ElementType, unsigned ElementCount) {
 868   return wrap(ArrayType::get(unwrap(ElementType), ElementCount));
 869 }
 870
 871 LLVMTypeRef LLVMArrayType2(LLVMTypeRef ElementType, uint64_t ElementCount) {
 872   return wrap(ArrayType::get(unwrap(ElementType), ElementCount));
 873 }
 874
 875 LLVMTypeRef LLVMPointerType(LLVMTypeRef ElementType, unsigned AddressSpace) {
 876   return wrap(
 877       PointerType::get(unwrap(ElementType)->getContext(), AddressSpace));
 878 }
 879
 880 LLVMBool LLVMPointerTypeIsOpaque(LLVMTypeRef Ty) {
 881   return true;
 882 }
 883
 884 LLVMTypeRef LLVMVectorType(LLVMTypeRef ElementType, unsigned ElementCount) {
 885   return wrap(FixedVectorType::get(unwrap(ElementType), ElementCount));
 886 }
 887
 888 LLVMTypeRef LLVMScalableVectorType(LLVMTypeRef ElementType,
 889                                    unsigned ElementCount) {
 890   return wrap(ScalableVectorType::get(unwrap(ElementType), ElementCount));
 891 }
 892
 893 LLVMTypeRef LLVMGetElementType(LLVMTypeRef WrappedTy) {
 894   auto *Ty = unwrap(WrappedTy);
 895   if (auto *ATy = dyn_cast<ArrayType>(Ty))
 896     return wrap(ATy->getElementType());
 897   return wrap(cast<VectorType>(Ty)->getElementType());
 898 }
 899
 900 unsigned LLVMGetNumContainedTypes(LLVMTypeRef Tp) {
 901     return unwrap(Tp)->getNumContainedTypes();
 902 }
 903
 904 unsigned LLVMGetArrayLength(LLVMTypeRef ArrayTy) {
 905   return unwrap<ArrayType>(ArrayTy)->getNumElements();
 906 }
 907
 908 uint64_t LLVMGetArrayLength2(LLVMTypeRef ArrayTy) {
 909   return unwrap<ArrayType>(ArrayTy)->getNumElements();
 910 }
 911
 912 unsigned LLVMGetPointerAddressSpace(LLVMTypeRef PointerTy) {
 913   return unwrap<PointerType>(PointerTy)->getAddressSpace();
 914 }
 915
 916 unsigned LLVMGetVectorSize(LLVMTypeRef VectorTy) {
 917   return unwrap<VectorType>(VectorTy)->getElementCount().getKnownMinValue();
 918 }
 919
 920 LLVMValueRef LLVMGetConstantPtrAuthPointer(LLVMValueRef PtrAuth) {
 921   return wrap(unwrap<ConstantPtrAuth>(PtrAuth)->getPointer());
 922 }
 923
 924 LLVMValueRef LLVMGetConstantPtrAuthKey(LLVMValueRef PtrAuth) {
 925   return wrap(unwrap<ConstantPtrAuth>(PtrAuth)->getKey());
 926 }
 927
 928 LLVMValueRef LLVMGetConstantPtrAuthDiscriminator(LLVMValueRef PtrAuth) {
 929   return wrap(unwrap<ConstantPtrAuth>(PtrAuth)->getDiscriminator());
 930 }
 931
 932 LLVMValueRef LLVMGetConstantPtrAuthAddrDiscriminator(LLVMValueRef PtrAuth) {
 933   return wrap(unwrap<ConstantPtrAuth>(PtrAuth)->getAddrDiscriminator());
 934 }
 935
 936 /*--.. Operations on other types ...........................................--*/
 937
 938 LLVMTypeRef LLVMPointerTypeInContext(LLVMContextRef C, unsigned AddressSpace) {
 939   return wrap(PointerType::get(*unwrap(C), AddressSpace));
 940 }
 941
 942 LLVMTypeRef LLVMVoidTypeInContext(LLVMContextRef C)  {
 943   return wrap(Type::getVoidTy(*unwrap(C)));
 944 }
 945 LLVMTypeRef LLVMLabelTypeInContext(LLVMContextRef C) {
 946   return wrap(Type::getLabelTy(*unwrap(C)));
 947 }
 948 LLVMTypeRef LLVMTokenTypeInContext(LLVMContextRef C) {
 949   return wrap(Type::getTokenTy(*unwrap(C)));
 950 }
 951 LLVMTypeRef LLVMMetadataTypeInContext(LLVMContextRef C) {
 952   return wrap(Type::getMetadataTy(*unwrap(C)));
 953 }
 954
 955 LLVMTypeRef LLVMVoidType(void)  {
 956   return LLVMVoidTypeInContext(LLVMGetGlobalContext());
 957 }
 958 LLVMTypeRef LLVMLabelType(void) {
 959   return LLVMLabelTypeInContext(LLVMGetGlobalContext());
 960 }
 961
 962 LLVMTypeRef LLVMTargetExtTypeInContext(LLVMContextRef C, const char *Name,
 963                                        LLVMTypeRef *TypeParams,
 964                                        unsigned TypeParamCount,
 965                                        unsigned *IntParams,
 966                                        unsigned IntParamCount) {
 967   ArrayRef<Type *> TypeParamArray(unwrap(TypeParams), TypeParamCount);
 968   ArrayRef<unsigned> IntParamArray(IntParams, IntParamCount);
 969   return wrap(
 970       TargetExtType::get(*unwrap(C), Name, TypeParamArray, IntParamArray));
 971 }
 972
 973 const char *LLVMGetTargetExtTypeName(LLVMTypeRef TargetExtTy) {
 974   TargetExtType *Type = unwrap<TargetExtType>(TargetExtTy);
 975   return Type->getName().data();
 976 }
 977
 978 unsigned LLVMGetTargetExtTypeNumTypeParams(LLVMTypeRef TargetExtTy) {
 979   TargetExtType *Type = unwrap<TargetExtType>(TargetExtTy);
 980   return Type->getNumTypeParameters();
 981 }
 982
 983 LLVMTypeRef LLVMGetTargetExtTypeTypeParam(LLVMTypeRef TargetExtTy,
 984                                           unsigned Idx) {
 985   TargetExtType *Type = unwrap<TargetExtType>(TargetExtTy);
 986   return wrap(Type->getTypeParameter(Idx));
 987 }
 988
 989 unsigned LLVMGetTargetExtTypeNumIntParams(LLVMTypeRef TargetExtTy) {
 990   TargetExtType *Type = unwrap<TargetExtType>(TargetExtTy);
 991   return Type->getNumIntParameters();
 992 }
 993
 994 unsigned LLVMGetTargetExtTypeIntParam(LLVMTypeRef TargetExtTy, unsigned Idx) {
 995   TargetExtType *Type = unwrap<TargetExtType>(TargetExtTy);
 996   return Type->getIntParameter(Idx);
 997 }
 998
 999 /*===-- Operations on values ----------------------------------------------===*/
1000
1001 /*--.. Operations on all values ............................................--*/
1002
1003 LLVMTypeRef LLVMTypeOf(LLVMValueRef Val) {
1004   return wrap(unwrap(Val)->getType());
1005 }
1006
1007 LLVMValueKind LLVMGetValueKind(LLVMValueRef Val) {
1008     switch(unwrap(Val)->getValueID()) {
1009 #define LLVM_C_API 1
1010 #define HANDLE_VALUE(Name) \
1011   case Value::Name##Val: \
1012     return LLVM##Name##ValueKind;
1013 #include "llvm/IR/Value.def"
1014   default:
1015     return LLVMInstructionValueKind;
1016   }
1017 }
1018
1019 const char *LLVMGetValueName2(LLVMValueRef Val, size_t *Length) {
1020   auto *V = unwrap(Val);
1021   *Length = V->getName().size();
1022   return V->getName().data();
1023 }
1024
1025 void LLVMSetValueName2(LLVMValueRef Val, const char *Name, size_t NameLen) {
1026   unwrap(Val)->setName(StringRef(Name, NameLen));
1027 }
1028
1029 const char *LLVMGetValueName(LLVMValueRef Val) {
1030   return unwrap(Val)->getName().data();
1031 }
1032
1033 void LLVMSetValueName(LLVMValueRef Val, const char *Name) {
1034   unwrap(Val)->setName(Name);
1035 }
1036
1037 void LLVMDumpValue(LLVMValueRef Val) {
1038   unwrap(Val)->print(errs(), /*IsForDebug=*/true);
1039 }
1040
1041 char* LLVMPrintValueToString(LLVMValueRef Val) {
1042   std::string buf;
1043   raw_string_ostream os(buf);
1044
1045   if (unwrap(Val))
1046     unwrap(Val)->print(os);
1047   else
1048     os << "Printing <null> Value";
1049
1050   os.flush();
1051
1052   return strdup(buf.c_str());
1053 }
1054
1055 LLVMContextRef LLVMGetValueContext(LLVMValueRef Val) {
1056   return wrap(&unwrap(Val)->getContext());
1057 }
1058
1059 char *LLVMPrintDbgRecordToString(LLVMDbgRecordRef Record) {
1060   std::string buf;
1061   raw_string_ostream os(buf);
1062
1063   if (unwrap(Record))
1064     unwrap(Record)->print(os);
1065   else
1066     os << "Printing <null> DbgRecord";
1067
1068   os.flush();
1069
1070   return strdup(buf.c_str());
1071 }
1072
1073 void LLVMReplaceAllUsesWith(LLVMValueRef OldVal, LLVMValueRef NewVal) {
1074   unwrap(OldVal)->replaceAllUsesWith(unwrap(NewVal));
1075 }
1076
1077 int LLVMHasMetadata(LLVMValueRef Inst) {
1078   return unwrap<Instruction>(Inst)->hasMetadata();
1079 }
1080
1081 LLVMValueRef LLVMGetMetadata(LLVMValueRef Inst, unsigned KindID) {
1082   auto *I = unwrap<Instruction>(Inst);
1083   assert(I && "Expected instruction");
1084   if (auto *MD = I->getMetadata(KindID))
1085     return wrap(MetadataAsValue::get(I->getContext(), MD));
1086   return nullptr;
1087 }
1088
1089 // MetadataAsValue uses a canonical format which strips the actual MDNode for
1090 // MDNode with just a single constant value, storing just a ConstantAsMetadata
1091 // This undoes this canonicalization, reconstructing the MDNode.
1092 static MDNode *extractMDNode(MetadataAsValue *MAV) {
1093   Metadata *MD = MAV->getMetadata();
1094   assert((isa<MDNode>(MD) || isa<ConstantAsMetadata>(MD)) &&
1095       "Expected a metadata node or a canonicalized constant");
1096
1097   if (MDNode *N = dyn_cast<MDNode>(MD))
1098     return N;
1099
1100   return MDNode::get(MAV->getContext(), MD);
1101 }
1102
1103 void LLVMSetMetadata(LLVMValueRef Inst, unsigned KindID, LLVMValueRef Val) {
1104   MDNode *N = Val ? extractMDNode(unwrap<MetadataAsValue>(Val)) : nullptr;
1105
1106   unwrap<Instruction>(Inst)->setMetadata(KindID, N);
1107 }
1108
1109 struct LLVMOpaqueValueMetadataEntry {
1110   unsigned Kind;
1111   LLVMMetadataRef Metadata;
1112 };
1113
1114 using MetadataEntries = SmallVectorImpl<std::pair<unsigned, MDNode *>>;
1115 static LLVMValueMetadataEntry *
1116 llvm_getMetadata(size_t *NumEntries,
1117                  llvm::function_ref<void(MetadataEntries &)> AccessMD) {
1118   SmallVector<std::pair<unsigned, MDNode *>, 8> MVEs;
1119   AccessMD(MVEs);
1120
1121   LLVMOpaqueValueMetadataEntry *Result =
1122   static_cast<LLVMOpaqueValueMetadataEntry *>(
1123                                               safe_malloc(MVEs.size() * sizeof(LLVMOpaqueValueMetadataEntry)));
1124   for (unsigned i = 0; i < MVEs.size(); ++i) {
1125     const auto &ModuleFlag = MVEs[i];
1126     Result[i].Kind = ModuleFlag.first;
1127     Result[i].Metadata = wrap(ModuleFlag.second);
1128   }
1129   *NumEntries = MVEs.size();
1130   return Result;
1131 }
1132
1133 LLVMValueMetadataEntry *
1134 LLVMInstructionGetAllMetadataOtherThanDebugLoc(LLVMValueRef Value,
1135                                                size_t *NumEntries) {
1136   return llvm_getMetadata(NumEntries, [&Value](MetadataEntries &Entries) {
1137     Entries.clear();
1138     unwrap<Instruction>(Value)->getAllMetadata(Entries);
1139   });
1140 }
1141
1142 /*--.. Conversion functions ................................................--*/
1143
1144 #define LLVM_DEFINE_VALUE_CAST(name)                                       \
1145   LLVMValueRef LLVMIsA##name(LLVMValueRef Val) {                           \
1146     return wrap(static_cast<Value*>(dyn_cast_or_null<name>(unwrap(Val)))); \
1147   }
1148
1149 LLVM_FOR_EACH_VALUE_SUBCLASS(LLVM_DEFINE_VALUE_CAST)
1150
1151 LLVMValueRef LLVMIsAMDNode(LLVMValueRef Val) {
1152   if (auto *MD = dyn_cast_or_null<MetadataAsValue>(unwrap(Val)))
1153     if (isa<MDNode>(MD->getMetadata()) ||
1154         isa<ValueAsMetadata>(MD->getMetadata()))
1155       return Val;
1156   return nullptr;
1157 }
1158
1159 LLVMValueRef LLVMIsAValueAsMetadata(LLVMValueRef Val) {
1160   if (auto *MD = dyn_cast_or_null<MetadataAsValue>(unwrap(Val)))
1161     if (isa<ValueAsMetadata>(MD->getMetadata()))
1162       return Val;
1163   return nullptr;
1164 }
1165
1166 LLVMValueRef LLVMIsAMDString(LLVMValueRef Val) {
1167   if (auto *MD = dyn_cast_or_null<MetadataAsValue>(unwrap(Val)))
1168     if (isa<MDString>(MD->getMetadata()))
1169       return Val;
1170   return nullptr;
1171 }
1172
1173 /*--.. Operations on Uses ..................................................--*/
1174 LLVMUseRef LLVMGetFirstUse(LLVMValueRef Val) {
1175   Value *V = unwrap(Val);
1176   Value::use_iterator I = V->use_begin();
1177   if (I == V->use_end())
1178     return nullptr;
1179   return wrap(&*I);
1180 }
1181
1182 LLVMUseRef LLVMGetNextUse(LLVMUseRef U) {
1183   Use *Next = unwrap(U)->getNext();
1184   if (Next)
1185     return wrap(Next);
1186   return nullptr;
1187 }
1188
1189 LLVMValueRef LLVMGetUser(LLVMUseRef U) {
1190   return wrap(unwrap(U)->getUser());
1191 }
1192
1193 LLVMValueRef LLVMGetUsedValue(LLVMUseRef U) {
1194   return wrap(unwrap(U)->get());
1195 }
1196
1197 /*--.. Operations on Users .................................................--*/
1198
1199 static LLVMValueRef getMDNodeOperandImpl(LLVMContext &Context, const MDNode *N,
1200                                          unsigned Index) {
1201   Metadata *Op = N->getOperand(Index);
1202   if (!Op)
1203     return nullptr;
1204   if (auto *C = dyn_cast<ConstantAsMetadata>(Op))
1205     return wrap(C->getValue());
1206   return wrap(MetadataAsValue::get(Context, Op));
1207 }
1208
1209 LLVMValueRef LLVMGetOperand(LLVMValueRef Val, unsigned Index) {
1210   Value *V = unwrap(Val);
1211   if (auto *MD = dyn_cast<MetadataAsValue>(V)) {
1212     if (auto *L = dyn_cast<ValueAsMetadata>(MD->getMetadata())) {
1213       assert(Index == 0 && "Function-local metadata can only have one operand");
1214       return wrap(L->getValue());
1215     }
1216     return getMDNodeOperandImpl(V->getContext(),
1217                                 cast<MDNode>(MD->getMetadata()), Index);
1218   }
1219
1220   return wrap(cast<User>(V)->getOperand(Index));
1221 }
1222
1223 LLVMUseRef LLVMGetOperandUse(LLVMValueRef Val, unsigned Index) {
1224   Value *V = unwrap(Val);
1225   return wrap(&cast<User>(V)->getOperandUse(Index));
1226 }
1227
1228 void LLVMSetOperand(LLVMValueRef Val, unsigned Index, LLVMValueRef Op) {
1229   unwrap<User>(Val)->setOperand(Index, unwrap(Op));
1230 }
1231
1232 int LLVMGetNumOperands(LLVMValueRef Val) {
1233   Value *V = unwrap(Val);
1234   if (isa<MetadataAsValue>(V))
1235     return LLVMGetMDNodeNumOperands(Val);
1236
1237   return cast<User>(V)->getNumOperands();
1238 }
1239
1240 /*--.. Operations on constants of any type .................................--*/
1241
1242 LLVMValueRef LLVMConstNull(LLVMTypeRef Ty) {
1243   return wrap(Constant::getNullValue(unwrap(Ty)));
1244 }
1245
1246 LLVMValueRef LLVMConstAllOnes(LLVMTypeRef Ty) {
1247   return wrap(Constant::getAllOnesValue(unwrap(Ty)));
1248 }
1249
1250 LLVMValueRef LLVMGetUndef(LLVMTypeRef Ty) {
1251   return wrap(UndefValue::get(unwrap(Ty)));
1252 }
1253
1254 LLVMValueRef LLVMGetPoison(LLVMTypeRef Ty) {
1255   return wrap(PoisonValue::get(unwrap(Ty)));
1256 }
1257
1258 LLVMBool LLVMIsConstant(LLVMValueRef Ty) {
1259   return isa<Constant>(unwrap(Ty));
1260 }
1261
1262 LLVMBool LLVMIsNull(LLVMValueRef Val) {
1263   if (Constant *C = dyn_cast<Constant>(unwrap(Val)))
1264     return C->isNullValue();
1265   return false;
1266 }
1267
1268 LLVMBool LLVMIsUndef(LLVMValueRef Val) {
1269   return isa<UndefValue>(unwrap(Val));
1270 }
1271
1272 LLVMBool LLVMIsPoison(LLVMValueRef Val) {
1273   return isa<PoisonValue>(unwrap(Val));
1274 }
1275
1276 LLVMValueRef LLVMConstPointerNull(LLVMTypeRef Ty) {
1277   return wrap(ConstantPointerNull::get(unwrap<PointerType>(Ty)));
1278 }
1279
1280 /*--.. Operations on metadata nodes ........................................--*/
1281
1282 LLVMMetadataRef LLVMMDStringInContext2(LLVMContextRef C, const char *Str,
1283                                        size_t SLen) {
1284   return wrap(MDString::get(*unwrap(C), StringRef(Str, SLen)));
1285 }
1286
1287 LLVMMetadataRef LLVMMDNodeInContext2(LLVMContextRef C, LLVMMetadataRef *MDs,
1288                                      size_t Count) {
1289   return wrap(MDNode::get(*unwrap(C), ArrayRef<Metadata*>(unwrap(MDs), Count)));
1290 }
1291
1292 LLVMValueRef LLVMMDStringInContext(LLVMContextRef C, const char *Str,
1293                                    unsigned SLen) {
1294   LLVMContext &Context = *unwrap(C);
1295   return wrap(MetadataAsValue::get(
1296       Context, MDString::get(Context, StringRef(Str, SLen))));
1297 }
1298
1299 LLVMValueRef LLVMMDString(const char *Str, unsigned SLen) {
1300   return LLVMMDStringInContext(LLVMGetGlobalContext(), Str, SLen);
1301 }
1302
1303 LLVMValueRef LLVMMDNodeInContext(LLVMContextRef C, LLVMValueRef *Vals,
1304                                  unsigned Count) {
1305   LLVMContext &Context = *unwrap(C);
1306   SmallVector<Metadata *, 8> MDs;
1307   for (auto *OV : ArrayRef(Vals, Count)) {
1308     Value *V = unwrap(OV);
1309     Metadata *MD;
1310     if (!V)
1311       MD = nullptr;
1312     else if (auto *C = dyn_cast<Constant>(V))
1313       MD = ConstantAsMetadata::get(C);
1314     else if (auto *MDV = dyn_cast<MetadataAsValue>(V)) {
1315       MD = MDV->getMetadata();
1316       assert(!isa<LocalAsMetadata>(MD) && "Unexpected function-local metadata "
1317                                           "outside of direct argument to call");
1318     } else {
1319       // This is function-local metadata.  Pretend to make an MDNode.
1320       assert(Count == 1 &&
1321              "Expected only one operand to function-local metadata");
1322       return wrap(MetadataAsValue::get(Context, LocalAsMetadata::get(V)));
1323     }
1324
1325     MDs.push_back(MD);
1326   }
1327   return wrap(MetadataAsValue::get(Context, MDNode::get(Context, MDs)));
1328 }
1329
1330 LLVMValueRef LLVMMDNode(LLVMValueRef *Vals, unsigned Count) {
1331   return LLVMMDNodeInContext(LLVMGetGlobalContext(), Vals, Count);
1332 }
1333
1334 LLVMValueRef LLVMMetadataAsValue(LLVMContextRef C, LLVMMetadataRef MD) {
1335   return wrap(MetadataAsValue::get(*unwrap(C), unwrap(MD)));
1336 }
1337
1338 LLVMMetadataRef LLVMValueAsMetadata(LLVMValueRef Val) {
1339   auto *V = unwrap(Val);
1340   if (auto *C = dyn_cast<Constant>(V))
1341     return wrap(ConstantAsMetadata::get(C));
1342   if (auto *MAV = dyn_cast<MetadataAsValue>(V))
1343     return wrap(MAV->getMetadata());
1344   return wrap(ValueAsMetadata::get(V));
1345 }
1346
1347 const char *LLVMGetMDString(LLVMValueRef V, unsigned *Length) {
1348   if (const auto *MD = dyn_cast<MetadataAsValue>(unwrap(V)))
1349     if (const MDString *S = dyn_cast<MDString>(MD->getMetadata())) {
1350       *Length = S->getString().size();
1351       return S->getString().data();
1352     }
1353   *Length = 0;
1354   return nullptr;
1355 }
1356
1357 unsigned LLVMGetMDNodeNumOperands(LLVMValueRef V) {
1358   auto *MD = unwrap<MetadataAsValue>(V);
1359   if (isa<ValueAsMetadata>(MD->getMetadata()))
1360     return 1;
1361   return cast<MDNode>(MD->getMetadata())->getNumOperands();
1362 }
1363
1364 LLVMNamedMDNodeRef LLVMGetFirstNamedMetadata(LLVMModuleRef M) {
1365   Module *Mod = unwrap(M);
1366   Module::named_metadata_iterator I = Mod->named_metadata_begin();
1367   if (I == Mod->named_metadata_end())
1368     return nullptr;
1369   return wrap(&*I);
1370 }
1371
1372 LLVMNamedMDNodeRef LLVMGetLastNamedMetadata(LLVMModuleRef M) {
1373   Module *Mod = unwrap(M);
1374   Module::named_metadata_iterator I = Mod->named_metadata_end();
1375   if (I == Mod->named_metadata_begin())
1376     return nullptr;
1377   return wrap(&*--I);
1378 }
1379
1380 LLVMNamedMDNodeRef LLVMGetNextNamedMetadata(LLVMNamedMDNodeRef NMD) {
1381   NamedMDNode *NamedNode = unwrap(NMD);
1382   Module::named_metadata_iterator I(NamedNode);
1383   if (++I == NamedNode->getParent()->named_metadata_end())
1384     return nullptr;
1385   return wrap(&*I);
1386 }
1387
1388 LLVMNamedMDNodeRef LLVMGetPreviousNamedMetadata(LLVMNamedMDNodeRef NMD) {
1389   NamedMDNode *NamedNode = unwrap(NMD);
1390   Module::named_metadata_iterator I(NamedNode);
1391   if (I == NamedNode->getParent()->named_metadata_begin())
1392     return nullptr;
1393   return wrap(&*--I);
1394 }
1395
1396 LLVMNamedMDNodeRef LLVMGetNamedMetadata(LLVMModuleRef M,
1397                                         const char *Name, size_t NameLen) {
1398   return wrap(unwrap(M)->getNamedMetadata(StringRef(Name, NameLen)));
1399 }
1400
1401 LLVMNamedMDNodeRef LLVMGetOrInsertNamedMetadata(LLVMModuleRef M,
1402                                                 const char *Name, size_t NameLen) {
1403   return wrap(unwrap(M)->getOrInsertNamedMetadata({Name, NameLen}));
1404 }
1405
1406 const char *LLVMGetNamedMetadataName(LLVMNamedMDNodeRef NMD, size_t *NameLen) {
1407   NamedMDNode *NamedNode = unwrap(NMD);
1408   *NameLen = NamedNode->getName().size();
1409   return NamedNode->getName().data();
1410 }
1411
1412 void LLVMGetMDNodeOperands(LLVMValueRef V, LLVMValueRef *Dest) {
1413   auto *MD = unwrap<MetadataAsValue>(V);
1414   if (auto *MDV = dyn_cast<ValueAsMetadata>(MD->getMetadata())) {
1415     *Dest = wrap(MDV->getValue());
1416     return;
1417   }
1418   const auto *N = cast<MDNode>(MD->getMetadata());
1419   const unsigned numOperands = N->getNumOperands();
1420   LLVMContext &Context = unwrap(V)->getContext();
1421   for (unsigned i = 0; i < numOperands; i++)
1422     Dest[i] = getMDNodeOperandImpl(Context, N, i);
1423 }
1424
1425 void LLVMReplaceMDNodeOperandWith(LLVMValueRef V, unsigned Index,
1426                                   LLVMMetadataRef Replacement) {
1427   auto *MD = cast<MetadataAsValue>(unwrap(V));
1428   auto *N = cast<MDNode>(MD->getMetadata());
1429   N->replaceOperandWith(Index, unwrap<Metadata>(Replacement));
1430 }
1431
1432 unsigned LLVMGetNamedMetadataNumOperands(LLVMModuleRef M, const char *Name) {
1433   if (NamedMDNode *N = unwrap(M)->getNamedMetadata(Name)) {
1434     return N->getNumOperands();
1435   }
1436   return 0;
1437 }
1438
1439 void LLVMGetNamedMetadataOperands(LLVMModuleRef M, const char *Name,
1440                                   LLVMValueRef *Dest) {
1441   NamedMDNode *N = unwrap(M)->getNamedMetadata(Name);
1442   if (!N)
1443     return;
1444   LLVMContext &Context = unwrap(M)->getContext();
1445   for (unsigned i=0;i<N->getNumOperands();i++)
1446     Dest[i] = wrap(MetadataAsValue::get(Context, N->getOperand(i)));
1447 }
1448
1449 void LLVMAddNamedMetadataOperand(LLVMModuleRef M, const char *Name,
1450                                  LLVMValueRef Val) {
1451   NamedMDNode *N = unwrap(M)->getOrInsertNamedMetadata(Name);
1452   if (!N)
1453     return;
1454   if (!Val)
1455     return;
1456   N->addOperand(extractMDNode(unwrap<MetadataAsValue>(Val)));
1457 }
1458
1459 const char *LLVMGetDebugLocDirectory(LLVMValueRef Val, unsigned *Length) {
1460   if (!Length) return nullptr;
1461   StringRef S;
1462   if (const auto *I = dyn_cast<Instruction>(unwrap(Val))) {
1463     if (const auto &DL = I->getDebugLoc()) {
1464       S = DL->getDirectory();
1465     }
1466   } else if (const auto *GV = dyn_cast<GlobalVariable>(unwrap(Val))) {
1467     SmallVector<DIGlobalVariableExpression *, 1> GVEs;
1468     GV->getDebugInfo(GVEs);
1469     if (GVEs.size())
1470       if (const DIGlobalVariable *DGV = GVEs[0]->getVariable())
1471         S = DGV->getDirectory();
1472   } else if (const auto *F = dyn_cast<Function>(unwrap(Val))) {
1473     if (const DISubprogram *DSP = F->getSubprogram())
1474       S = DSP->getDirectory();
1475   } else {
1476     assert(0 && "Expected Instruction, GlobalVariable or Function");
1477     return nullptr;
1478   }
1479   *Length = S.size();
1480   return S.data();
1481 }
1482
1483 const char *LLVMGetDebugLocFilename(LLVMValueRef Val, unsigned *Length) {
1484   if (!Length) return nullptr;
1485   StringRef S;
1486   if (const auto *I = dyn_cast<Instruction>(unwrap(Val))) {
1487     if (const auto &DL = I->getDebugLoc()) {
1488       S = DL->getFilename();
1489     }
1490   } else if (const auto *GV = dyn_cast<GlobalVariable>(unwrap(Val))) {
1491     SmallVector<DIGlobalVariableExpression *, 1> GVEs;
1492     GV->getDebugInfo(GVEs);
1493     if (GVEs.size())
1494       if (const DIGlobalVariable *DGV = GVEs[0]->getVariable())
1495         S = DGV->getFilename();
1496   } else if (const auto *F = dyn_cast<Function>(unwrap(Val))) {
1497     if (const DISubprogram *DSP = F->getSubprogram())
1498       S = DSP->getFilename();
1499   } else {
1500     assert(0 && "Expected Instruction, GlobalVariable or Function");
1501     return nullptr;
1502   }
1503   *Length = S.size();
1504   return S.data();
1505 }
1506
1507 unsigned LLVMGetDebugLocLine(LLVMValueRef Val) {
1508   unsigned L = 0;
1509   if (const auto *I = dyn_cast<Instruction>(unwrap(Val))) {
1510     if (const auto &DL = I->getDebugLoc()) {
1511       L = DL->getLine();
1512     }
1513   } else if (const auto *GV = dyn_cast<GlobalVariable>(unwrap(Val))) {
1514     SmallVector<DIGlobalVariableExpression *, 1> GVEs;
1515     GV->getDebugInfo(GVEs);
1516     if (GVEs.size())
1517       if (const DIGlobalVariable *DGV = GVEs[0]->getVariable())
1518         L = DGV->getLine();
1519   } else if (const auto *F = dyn_cast<Function>(unwrap(Val))) {
1520     if (const DISubprogram *DSP = F->getSubprogram())
1521       L = DSP->getLine();
1522   } else {
1523     assert(0 && "Expected Instruction, GlobalVariable or Function");
1524     return -1;
1525   }
1526   return L;
1527 }
1528
1529 unsigned LLVMGetDebugLocColumn(LLVMValueRef Val) {
1530   unsigned C = 0;
1531   if (const auto *I = dyn_cast<Instruction>(unwrap(Val)))
1532     if (const auto &DL = I->getDebugLoc())
1533       C = DL->getColumn();
1534   return C;
1535 }
1536
1537 /*--.. Operations on scalar constants ......................................--*/
1538
1539 LLVMValueRef LLVMConstInt(LLVMTypeRef IntTy, unsigned long long N,
1540                           LLVMBool SignExtend) {
1541   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), N, SignExtend != 0));
1542 }
1543
1544 LLVMValueRef LLVMConstIntOfArbitraryPrecision(LLVMTypeRef IntTy,
1545                                               unsigned NumWords,
1546                                               const uint64_t Words[]) {
1547     IntegerType *Ty = unwrap<IntegerType>(IntTy);
1548     return wrap(ConstantInt::get(
1549         Ty->getContext(), APInt(Ty->getBitWidth(), ArrayRef(Words, NumWords))));
1550 }
1551
1552 LLVMValueRef LLVMConstIntOfString(LLVMTypeRef IntTy, const char Str[],
1553                                   uint8_t Radix) {
1554   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), StringRef(Str),
1555                                Radix));
1556 }
1557
1558 LLVMValueRef LLVMConstIntOfStringAndSize(LLVMTypeRef IntTy, const char Str[],
1559                                          unsigned SLen, uint8_t Radix) {
1560   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), StringRef(Str, SLen),
1561                                Radix));
1562 }
1563
1564 LLVMValueRef LLVMConstReal(LLVMTypeRef RealTy, double N) {
1565   return wrap(ConstantFP::get(unwrap(RealTy), N));
1566 }
1567
1568 LLVMValueRef LLVMConstRealOfString(LLVMTypeRef RealTy, const char *Text) {
1569   return wrap(ConstantFP::get(unwrap(RealTy), StringRef(Text)));
1570 }
1571
1572 LLVMValueRef LLVMConstRealOfStringAndSize(LLVMTypeRef RealTy, const char Str[],
1573                                           unsigned SLen) {
1574   return wrap(ConstantFP::get(unwrap(RealTy), StringRef(Str, SLen)));
1575 }
1576
1577 unsigned long long LLVMConstIntGetZExtValue(LLVMValueRef ConstantVal) {
1578   return unwrap<ConstantInt>(ConstantVal)->getZExtValue();
1579 }
1580
1581 long long LLVMConstIntGetSExtValue(LLVMValueRef ConstantVal) {
1582   return unwrap<ConstantInt>(ConstantVal)->getSExtValue();
1583 }
1584
1585 double LLVMConstRealGetDouble(LLVMValueRef ConstantVal, LLVMBool *LosesInfo) {
1586   ConstantFP *cFP = unwrap<ConstantFP>(ConstantVal) ;
1587   Type *Ty = cFP->getType();
1588
1589   if (Ty->isHalfTy() || Ty->isBFloatTy() || Ty->isFloatTy() ||
1590       Ty->isDoubleTy()) {
1591     *LosesInfo = false;
1592     return cFP->getValueAPF().convertToDouble();
1593   }
1594
1595   bool APFLosesInfo;
1596   APFloat APF = cFP->getValueAPF();
1597   APF.convert(APFloat::IEEEdouble(), APFloat::rmNearestTiesToEven, &APFLosesInfo);
1598   *LosesInfo = APFLosesInfo;
1599   return APF.convertToDouble();
1600 }
1601
1602 /*--.. Operations on composite constants ...................................--*/
1603
1604 LLVMValueRef LLVMConstStringInContext(LLVMContextRef C, const char *Str,
1605                                       unsigned Length,
1606                                       LLVMBool DontNullTerminate) {
1607   /* Inverted the sense of AddNull because ', 0)' is a
1608      better mnemonic for null termination than ', 1)'. */
1609   return wrap(ConstantDataArray::getString(*unwrap(C), StringRef(Str, Length),
1610                                            DontNullTerminate == 0));
1611 }
1612
1613 LLVMValueRef LLVMConstStringInContext2(LLVMContextRef C, const char *Str,
1614                                        size_t Length,
1615                                        LLVMBool DontNullTerminate) {
1616   /* Inverted the sense of AddNull because ', 0)' is a
1617      better mnemonic for null termination than ', 1)'. */
1618   return wrap(ConstantDataArray::getString(*unwrap(C), StringRef(Str, Length),
1619                                            DontNullTerminate == 0));
1620 }
1621
1622 LLVMValueRef LLVMConstString(const char *Str, unsigned Length,
1623                              LLVMBool DontNullTerminate) {
1624   return LLVMConstStringInContext(LLVMGetGlobalContext(), Str, Length,
1625                                   DontNullTerminate);
1626 }
1627
1628 LLVMValueRef LLVMGetAggregateElement(LLVMValueRef C, unsigned Idx) {
1629   return wrap(unwrap<Constant>(C)->getAggregateElement(Idx));
1630 }
1631
1632 LLVMValueRef LLVMGetElementAsConstant(LLVMValueRef C, unsigned idx) {
1633   return wrap(unwrap<ConstantDataSequential>(C)->getElementAsConstant(idx));
1634 }
1635
1636 LLVMBool LLVMIsConstantString(LLVMValueRef C) {
1637   return unwrap<ConstantDataSequential>(C)->isString();
1638 }
1639
1640 const char *LLVMGetAsString(LLVMValueRef C, size_t *Length) {
1641   StringRef Str = unwrap<ConstantDataSequential>(C)->getAsString();
1642   *Length = Str.size();
1643   return Str.data();
1644 }
1645
1646 LLVMValueRef LLVMConstArray(LLVMTypeRef ElementTy,
1647                             LLVMValueRef *ConstantVals, unsigned Length) {
1648   ArrayRef<Constant*> V(unwrap<Constant>(ConstantVals, Length), Length);
1649   return wrap(ConstantArray::get(ArrayType::get(unwrap(ElementTy), Length), V));
1650 }
1651
1652 LLVMValueRef LLVMConstArray2(LLVMTypeRef ElementTy, LLVMValueRef *ConstantVals,
1653                              uint64_t Length) {
1654   ArrayRef<Constant *> V(unwrap<Constant>(ConstantVals, Length), Length);
1655   return wrap(ConstantArray::get(ArrayType::get(unwrap(ElementTy), Length), V));
1656 }
1657
1658 LLVMValueRef LLVMConstStructInContext(LLVMContextRef C,
1659                                       LLVMValueRef *ConstantVals,
1660                                       unsigned Count, LLVMBool Packed) {
1661   Constant **Elements = unwrap<Constant>(ConstantVals, Count);
1662   return wrap(ConstantStruct::getAnon(*unwrap(C), ArrayRef(Elements, Count),
1663                                       Packed != 0));
1664 }
1665
1666 LLVMValueRef LLVMConstStruct(LLVMValueRef *ConstantVals, unsigned Count,
1667                              LLVMBool Packed) {
1668   return LLVMConstStructInContext(LLVMGetGlobalContext(), ConstantVals, Count,
1669                                   Packed);
1670 }
1671
1672 LLVMValueRef LLVMConstNamedStruct(LLVMTypeRef StructTy,
1673                                   LLVMValueRef *ConstantVals,
1674                                   unsigned Count) {
1675   Constant **Elements = unwrap<Constant>(ConstantVals, Count);
1676   StructType *Ty = unwrap<StructType>(StructTy);
1677
1678   return wrap(ConstantStruct::get(Ty, ArrayRef(Elements, Count)));
1679 }
1680
1681 LLVMValueRef LLVMConstVector(LLVMValueRef *ScalarConstantVals, unsigned Size) {
1682   return wrap(ConstantVector::get(
1683       ArrayRef(unwrap<Constant>(ScalarConstantVals, Size), Size)));
1684 }
1685
1686 LLVMValueRef LLVMConstantPtrAuth(LLVMValueRef Ptr, LLVMValueRef Key,
1687                                  LLVMValueRef Disc, LLVMValueRef AddrDisc) {
1688   return wrap(ConstantPtrAuth::get(
1689       unwrap<Constant>(Ptr), unwrap<ConstantInt>(Key),
1690       unwrap<ConstantInt>(Disc), unwrap<Constant>(AddrDisc)));
1691 }
1692
1693 /*-- Opcode mapping */
1694
1695 static LLVMOpcode map_to_llvmopcode(int opcode)
1696 {
1697     switch (opcode) {
1698       default: llvm_unreachable("Unhandled Opcode.");
1699 #define HANDLE_INST(num, opc, clas) case num: return LLVM##opc;
1700 #include "llvm/IR/Instruction.def"
1701 #undef HANDLE_INST
1702     }
1703 }
1704
1705 static int map_from_llvmopcode(LLVMOpcode code)
1706 {
1707     switch (code) {
1708 #define HANDLE_INST(num, opc, clas) case LLVM##opc: return num;
1709 #include "llvm/IR/Instruction.def"
1710 #undef HANDLE_INST
1711     }
1712     llvm_unreachable("Unhandled Opcode.");
1713 }
1714
1715 /*-- GEP wrap flag conversions */
1716
1717 static GEPNoWrapFlags mapFromLLVMGEPNoWrapFlags(LLVMGEPNoWrapFlags GEPFlags) {
1718   GEPNoWrapFlags NewGEPFlags;
1719   if ((GEPFlags & LLVMGEPFlagInBounds) != 0)
1720     NewGEPFlags |= GEPNoWrapFlags::inBounds();
1721   if ((GEPFlags & LLVMGEPFlagNUSW) != 0)
1722     NewGEPFlags |= GEPNoWrapFlags::noUnsignedSignedWrap();
1723   if ((GEPFlags & LLVMGEPFlagNUW) != 0)
1724     NewGEPFlags |= GEPNoWrapFlags::noUnsignedWrap();
1725
1726   return NewGEPFlags;
1727 }
1728
1729 static LLVMGEPNoWrapFlags mapToLLVMGEPNoWrapFlags(GEPNoWrapFlags GEPFlags) {
1730   LLVMGEPNoWrapFlags NewGEPFlags = 0;
1731   if (GEPFlags.isInBounds())
1732     NewGEPFlags |= LLVMGEPFlagInBounds;
1733   if (GEPFlags.hasNoUnsignedSignedWrap())
1734     NewGEPFlags |= LLVMGEPFlagNUSW;
1735   if (GEPFlags.hasNoUnsignedWrap())
1736     NewGEPFlags |= LLVMGEPFlagNUW;
1737
1738   return NewGEPFlags;
1739 }
1740
1741 /*--.. Constant expressions ................................................--*/
1742
1743 LLVMOpcode LLVMGetConstOpcode(LLVMValueRef ConstantVal) {
1744   return map_to_llvmopcode(unwrap<ConstantExpr>(ConstantVal)->getOpcode());
1745 }
1746
1747 LLVMValueRef LLVMAlignOf(LLVMTypeRef Ty) {
1748   return wrap(ConstantExpr::getAlignOf(unwrap(Ty)));
1749 }
1750
1751 LLVMValueRef LLVMSizeOf(LLVMTypeRef Ty) {
1752   return wrap(ConstantExpr::getSizeOf(unwrap(Ty)));
1753 }
1754
1755 LLVMValueRef LLVMConstNeg(LLVMValueRef ConstantVal) {
1756   return wrap(ConstantExpr::getNeg(unwrap<Constant>(ConstantVal)));
1757 }
1758
1759 LLVMValueRef LLVMConstNSWNeg(LLVMValueRef ConstantVal) {
1760   return wrap(ConstantExpr::getNSWNeg(unwrap<Constant>(ConstantVal)));
1761 }
1762
1763 LLVMValueRef LLVMConstNUWNeg(LLVMValueRef ConstantVal) {
1764   return wrap(ConstantExpr::getNeg(unwrap<Constant>(ConstantVal)));
1765 }
1766
1767
1768 LLVMValueRef LLVMConstNot(LLVMValueRef ConstantVal) {
1769   return wrap(ConstantExpr::getNot(unwrap<Constant>(ConstantVal)));
1770 }
1771
1772 LLVMValueRef LLVMConstAdd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1773   return wrap(ConstantExpr::getAdd(unwrap<Constant>(LHSConstant),
1774                                    unwrap<Constant>(RHSConstant)));
1775 }
1776
1777 LLVMValueRef LLVMConstNSWAdd(LLVMValueRef LHSConstant,
1778                              LLVMValueRef RHSConstant) {
1779   return wrap(ConstantExpr::getNSWAdd(unwrap<Constant>(LHSConstant),
1780                                       unwrap<Constant>(RHSConstant)));
1781 }
1782
1783 LLVMValueRef LLVMConstNUWAdd(LLVMValueRef LHSConstant,
1784                              LLVMValueRef RHSConstant) {
1785   return wrap(ConstantExpr::getNUWAdd(unwrap<Constant>(LHSConstant),
1786                                       unwrap<Constant>(RHSConstant)));
1787 }
1788
1789 LLVMValueRef LLVMConstSub(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1790   return wrap(ConstantExpr::getSub(unwrap<Constant>(LHSConstant),
1791                                    unwrap<Constant>(RHSConstant)));
1792 }
1793
1794 LLVMValueRef LLVMConstNSWSub(LLVMValueRef LHSConstant,
1795                              LLVMValueRef RHSConstant) {
1796   return wrap(ConstantExpr::getNSWSub(unwrap<Constant>(LHSConstant),
1797                                       unwrap<Constant>(RHSConstant)));
1798 }
1799
1800 LLVMValueRef LLVMConstNUWSub(LLVMValueRef LHSConstant,
1801                              LLVMValueRef RHSConstant) {
1802   return wrap(ConstantExpr::getNUWSub(unwrap<Constant>(LHSConstant),
1803                                       unwrap<Constant>(RHSConstant)));
1804 }
1805
1806 LLVMValueRef LLVMConstMul(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1807   return wrap(ConstantExpr::getMul(unwrap<Constant>(LHSConstant),
1808                                    unwrap<Constant>(RHSConstant)));
1809 }
1810
1811 LLVMValueRef LLVMConstNSWMul(LLVMValueRef LHSConstant,
1812                              LLVMValueRef RHSConstant) {
1813   return wrap(ConstantExpr::getNSWMul(unwrap<Constant>(LHSConstant),
1814                                       unwrap<Constant>(RHSConstant)));
1815 }
1816
1817 LLVMValueRef LLVMConstNUWMul(LLVMValueRef LHSConstant,
1818                              LLVMValueRef RHSConstant) {
1819   return wrap(ConstantExpr::getNUWMul(unwrap<Constant>(LHSConstant),
1820                                       unwrap<Constant>(RHSConstant)));
1821 }
1822
1823 LLVMValueRef LLVMConstXor(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1824   return wrap(ConstantExpr::getXor(unwrap<Constant>(LHSConstant),
1825                                    unwrap<Constant>(RHSConstant)));
1826 }
1827
1828 LLVMValueRef LLVMConstGEP2(LLVMTypeRef Ty, LLVMValueRef ConstantVal,
1829                            LLVMValueRef *ConstantIndices, unsigned NumIndices) {
1830   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
1831                                NumIndices);
1832   Constant *Val = unwrap<Constant>(ConstantVal);
1833   return wrap(ConstantExpr::getGetElementPtr(unwrap(Ty), Val, IdxList));
1834 }
1835
1836 LLVMValueRef LLVMConstInBoundsGEP2(LLVMTypeRef Ty, LLVMValueRef ConstantVal,
1837                                    LLVMValueRef *ConstantIndices,
1838                                    unsigned NumIndices) {
1839   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
1840                                NumIndices);
1841   Constant *Val = unwrap<Constant>(ConstantVal);
1842   return wrap(ConstantExpr::getInBoundsGetElementPtr(unwrap(Ty), Val, IdxList));
1843 }
1844
1845 LLVMValueRef LLVMConstGEPWithNoWrapFlags(LLVMTypeRef Ty,
1846                                          LLVMValueRef ConstantVal,
1847                                          LLVMValueRef *ConstantIndices,
1848                                          unsigned NumIndices,
1849                                          LLVMGEPNoWrapFlags NoWrapFlags) {
1850   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
1851                                NumIndices);
1852   Constant *Val = unwrap<Constant>(ConstantVal);
1853   return wrap(ConstantExpr::getGetElementPtr(
1854       unwrap(Ty), Val, IdxList, mapFromLLVMGEPNoWrapFlags(NoWrapFlags)));
1855 }
1856
1857 LLVMValueRef LLVMConstTrunc(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1858   return wrap(ConstantExpr::getTrunc(unwrap<Constant>(ConstantVal),
1859                                      unwrap(ToType)));
1860 }
1861
1862 LLVMValueRef LLVMConstPtrToInt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1863   return wrap(ConstantExpr::getPtrToInt(unwrap<Constant>(ConstantVal),
1864                                         unwrap(ToType)));
1865 }
1866
1867 LLVMValueRef LLVMConstIntToPtr(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1868   return wrap(ConstantExpr::getIntToPtr(unwrap<Constant>(ConstantVal),
1869                                         unwrap(ToType)));
1870 }
1871
1872 LLVMValueRef LLVMConstBitCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1873   return wrap(ConstantExpr::getBitCast(unwrap<Constant>(ConstantVal),
1874                                        unwrap(ToType)));
1875 }
1876
1877 LLVMValueRef LLVMConstAddrSpaceCast(LLVMValueRef ConstantVal,
1878                                     LLVMTypeRef ToType) {
1879   return wrap(ConstantExpr::getAddrSpaceCast(unwrap<Constant>(ConstantVal),
1880                                              unwrap(ToType)));
1881 }
1882
1883 LLVMValueRef LLVMConstTruncOrBitCast(LLVMValueRef ConstantVal,
1884                                      LLVMTypeRef ToType) {
1885   return wrap(ConstantExpr::getTruncOrBitCast(unwrap<Constant>(ConstantVal),
1886                                               unwrap(ToType)));
1887 }
1888
1889 LLVMValueRef LLVMConstPointerCast(LLVMValueRef ConstantVal,
1890                                   LLVMTypeRef ToType) {
1891   return wrap(ConstantExpr::getPointerCast(unwrap<Constant>(ConstantVal),
1892                                            unwrap(ToType)));
1893 }
1894
1895 LLVMValueRef LLVMConstExtractElement(LLVMValueRef VectorConstant,
1896                                      LLVMValueRef IndexConstant) {
1897   return wrap(ConstantExpr::getExtractElement(unwrap<Constant>(VectorConstant),
1898                                               unwrap<Constant>(IndexConstant)));
1899 }
1900
1901 LLVMValueRef LLVMConstInsertElement(LLVMValueRef VectorConstant,
1902                                     LLVMValueRef ElementValueConstant,
1903                                     LLVMValueRef IndexConstant) {
1904   return wrap(ConstantExpr::getInsertElement(unwrap<Constant>(VectorConstant),
1905                                          unwrap<Constant>(ElementValueConstant),
1906                                              unwrap<Constant>(IndexConstant)));
1907 }
1908
1909 LLVMValueRef LLVMConstShuffleVector(LLVMValueRef VectorAConstant,
1910                                     LLVMValueRef VectorBConstant,
1911                                     LLVMValueRef MaskConstant) {
1912   SmallVector<int, 16> IntMask;
1913   ShuffleVectorInst::getShuffleMask(unwrap<Constant>(MaskConstant), IntMask);
1914   return wrap(ConstantExpr::getShuffleVector(unwrap<Constant>(VectorAConstant),
1915                                              unwrap<Constant>(VectorBConstant),
1916                                              IntMask));
1917 }
1918
1919 LLVMValueRef LLVMConstInlineAsm(LLVMTypeRef Ty, const char *AsmString,
1920                                 const char *Constraints,
1921                                 LLVMBool HasSideEffects,
1922                                 LLVMBool IsAlignStack) {
1923   return wrap(InlineAsm::get(dyn_cast<FunctionType>(unwrap(Ty)), AsmString,
1924                              Constraints, HasSideEffects, IsAlignStack));
1925 }
1926
1927 LLVMValueRef LLVMBlockAddress(LLVMValueRef F, LLVMBasicBlockRef BB) {
1928   return wrap(BlockAddress::get(unwrap<Function>(F), unwrap(BB)));
1929 }
1930
1931 LLVMValueRef LLVMGetBlockAddressFunction(LLVMValueRef BlockAddr) {
1932   return wrap(unwrap<BlockAddress>(BlockAddr)->getFunction());
1933 }
1934
1935 LLVMBasicBlockRef LLVMGetBlockAddressBasicBlock(LLVMValueRef BlockAddr) {
1936   return wrap(unwrap<BlockAddress>(BlockAddr)->getBasicBlock());
1937 }
1938
1939 /*--.. Operations on global variables, functions, and aliases (globals) ....--*/
1940
1941 LLVMModuleRef LLVMGetGlobalParent(LLVMValueRef Global) {
1942   return wrap(unwrap<GlobalValue>(Global)->getParent());
1943 }
1944
1945 LLVMBool LLVMIsDeclaration(LLVMValueRef Global) {
1946   return unwrap<GlobalValue>(Global)->isDeclaration();
1947 }
1948
1949 LLVMLinkage LLVMGetLinkage(LLVMValueRef Global) {
1950   switch (unwrap<GlobalValue>(Global)->getLinkage()) {
1951   case GlobalValue::ExternalLinkage:
1952     return LLVMExternalLinkage;
1953   case GlobalValue::AvailableExternallyLinkage:
1954     return LLVMAvailableExternallyLinkage;
1955   case GlobalValue::LinkOnceAnyLinkage:
1956     return LLVMLinkOnceAnyLinkage;
1957   case GlobalValue::LinkOnceODRLinkage:
1958     return LLVMLinkOnceODRLinkage;
1959   case GlobalValue::WeakAnyLinkage:
1960     return LLVMWeakAnyLinkage;
1961   case GlobalValue::WeakODRLinkage:
1962     return LLVMWeakODRLinkage;
1963   case GlobalValue::AppendingLinkage:
1964     return LLVMAppendingLinkage;
1965   case GlobalValue::InternalLinkage:
1966     return LLVMInternalLinkage;
1967   case GlobalValue::PrivateLinkage:
1968     return LLVMPrivateLinkage;
1969   case GlobalValue::ExternalWeakLinkage:
1970     return LLVMExternalWeakLinkage;
1971   case GlobalValue::CommonLinkage:
1972     return LLVMCommonLinkage;
1973   }
1974
1975   llvm_unreachable("Invalid GlobalValue linkage!");
1976 }
1977
1978 void LLVMSetLinkage(LLVMValueRef Global, LLVMLinkage Linkage) {
1979   GlobalValue *GV = unwrap<GlobalValue>(Global);
1980
1981   switch (Linkage) {
1982   case LLVMExternalLinkage:
1983     GV->setLinkage(GlobalValue::ExternalLinkage);
1984     break;
1985   case LLVMAvailableExternallyLinkage:
1986     GV->setLinkage(GlobalValue::AvailableExternallyLinkage);
1987     break;
1988   case LLVMLinkOnceAnyLinkage:
1989     GV->setLinkage(GlobalValue::LinkOnceAnyLinkage);
1990     break;
1991   case LLVMLinkOnceODRLinkage:
1992     GV->setLinkage(GlobalValue::LinkOnceODRLinkage);
1993     break;
1994   case LLVMLinkOnceODRAutoHideLinkage:
1995     LLVM_DEBUG(
1996         errs() << "LLVMSetLinkage(): LLVMLinkOnceODRAutoHideLinkage is no "
1997                   "longer supported.");
1998     break;
1999   case LLVMWeakAnyLinkage:
2000     GV->setLinkage(GlobalValue::WeakAnyLinkage);
2001     break;
2002   case LLVMWeakODRLinkage:
2003     GV->setLinkage(GlobalValue::WeakODRLinkage);
2004     break;
2005   case LLVMAppendingLinkage:
2006     GV->setLinkage(GlobalValue::AppendingLinkage);
2007     break;
2008   case LLVMInternalLinkage:
2009     GV->setLinkage(GlobalValue::InternalLinkage);
2010     break;
2011   case LLVMPrivateLinkage:
2012     GV->setLinkage(GlobalValue::PrivateLinkage);
2013     break;
2014   case LLVMLinkerPrivateLinkage:
2015     GV->setLinkage(GlobalValue::PrivateLinkage);
2016     break;
2017   case LLVMLinkerPrivateWeakLinkage:
2018     GV->setLinkage(GlobalValue::PrivateLinkage);
2019     break;
2020   case LLVMDLLImportLinkage:
2021     LLVM_DEBUG(
2022         errs()
2023         << "LLVMSetLinkage(): LLVMDLLImportLinkage is no longer supported.");
2024     break;
2025   case LLVMDLLExportLinkage:
2026     LLVM_DEBUG(
2027         errs()
2028         << "LLVMSetLinkage(): LLVMDLLExportLinkage is no longer supported.");
2029     break;
2030   case LLVMExternalWeakLinkage:
2031     GV->setLinkage(GlobalValue::ExternalWeakLinkage);
2032     break;
2033   case LLVMGhostLinkage:
2034     LLVM_DEBUG(
2035         errs() << "LLVMSetLinkage(): LLVMGhostLinkage is no longer supported.");
2036     break;
2037   case LLVMCommonLinkage:
2038     GV->setLinkage(GlobalValue::CommonLinkage);
2039     break;
2040   }
2041 }
2042
2043 const char *LLVMGetSection(LLVMValueRef Global) {
2044   // Using .data() is safe because of how GlobalObject::setSection is
2045   // implemented.
2046   return unwrap<GlobalValue>(Global)->getSection().data();
2047 }
2048
2049 void LLVMSetSection(LLVMValueRef Global, const char *Section) {
2050   unwrap<GlobalObject>(Global)->setSection(Section);
2051 }
2052
2053 LLVMVisibility LLVMGetVisibility(LLVMValueRef Global) {
2054   return static_cast<LLVMVisibility>(
2055     unwrap<GlobalValue>(Global)->getVisibility());
2056 }
2057
2058 void LLVMSetVisibility(LLVMValueRef Global, LLVMVisibility Viz) {
2059   unwrap<GlobalValue>(Global)
2060     ->setVisibility(static_cast<GlobalValue::VisibilityTypes>(Viz));
2061 }
2062
2063 LLVMDLLStorageClass LLVMGetDLLStorageClass(LLVMValueRef Global) {
2064   return static_cast<LLVMDLLStorageClass>(
2065       unwrap<GlobalValue>(Global)->getDLLStorageClass());
2066 }
2067
2068 void LLVMSetDLLStorageClass(LLVMValueRef Global, LLVMDLLStorageClass Class) {
2069   unwrap<GlobalValue>(Global)->setDLLStorageClass(
2070       static_cast<GlobalValue::DLLStorageClassTypes>(Class));
2071 }
2072
2073 LLVMUnnamedAddr LLVMGetUnnamedAddress(LLVMValueRef Global) {
2074   switch (unwrap<GlobalValue>(Global)->getUnnamedAddr()) {
2075   case GlobalVariable::UnnamedAddr::None:
2076     return LLVMNoUnnamedAddr;
2077   case GlobalVariable::UnnamedAddr::Local:
2078     return LLVMLocalUnnamedAddr;
2079   case GlobalVariable::UnnamedAddr::Global:
2080     return LLVMGlobalUnnamedAddr;
2081   }
2082   llvm_unreachable("Unknown UnnamedAddr kind!");
2083 }
2084
2085 void LLVMSetUnnamedAddress(LLVMValueRef Global, LLVMUnnamedAddr UnnamedAddr) {
2086   GlobalValue *GV = unwrap<GlobalValue>(Global);
2087
2088   switch (UnnamedAddr) {
2089   case LLVMNoUnnamedAddr:
2090     return GV->setUnnamedAddr(GlobalVariable::UnnamedAddr::None);
2091   case LLVMLocalUnnamedAddr:
2092     return GV->setUnnamedAddr(GlobalVariable::UnnamedAddr::Local);
2093   case LLVMGlobalUnnamedAddr:
2094     return GV->setUnnamedAddr(GlobalVariable::UnnamedAddr::Global);
2095   }
2096 }
2097
2098 LLVMBool LLVMHasUnnamedAddr(LLVMValueRef Global) {
2099   return unwrap<GlobalValue>(Global)->hasGlobalUnnamedAddr();
2100 }
2101
2102 void LLVMSetUnnamedAddr(LLVMValueRef Global, LLVMBool HasUnnamedAddr) {
2103   unwrap<GlobalValue>(Global)->setUnnamedAddr(
2104       HasUnnamedAddr ? GlobalValue::UnnamedAddr::Global
2105                      : GlobalValue::UnnamedAddr::None);
2106 }
2107
2108 LLVMTypeRef LLVMGlobalGetValueType(LLVMValueRef Global) {
2109   return wrap(unwrap<GlobalValue>(Global)->getValueType());
2110 }
2111
2112 /*--.. Operations on global variables, load and store instructions .........--*/
2113
2114 unsigned LLVMGetAlignment(LLVMValueRef V) {
2115   Value *P = unwrap(V);
2116   if (GlobalObject *GV = dyn_cast<GlobalObject>(P))
2117     return GV->getAlign() ? GV->getAlign()->value() : 0;
2118   if (AllocaInst *AI = dyn_cast<AllocaInst>(P))
2119     return AI->getAlign().value();
2120   if (LoadInst *LI = dyn_cast<LoadInst>(P))
2121     return LI->getAlign().value();
2122   if (StoreInst *SI = dyn_cast<StoreInst>(P))
2123     return SI->getAlign().value();
2124   if (AtomicRMWInst *RMWI = dyn_cast<AtomicRMWInst>(P))
2125     return RMWI->getAlign().value();
2126   if (AtomicCmpXchgInst *CXI = dyn_cast<AtomicCmpXchgInst>(P))
2127     return CXI->getAlign().value();
2128
2129   llvm_unreachable(
2130       "only GlobalValue, AllocaInst, LoadInst, StoreInst, AtomicRMWInst, "
2131       "and AtomicCmpXchgInst have alignment");
2132 }
2133
2134 void LLVMSetAlignment(LLVMValueRef V, unsigned Bytes) {
2135   Value *P = unwrap(V);
2136   if (GlobalObject *GV = dyn_cast<GlobalObject>(P))
2137     GV->setAlignment(MaybeAlign(Bytes));
2138   else if (AllocaInst *AI = dyn_cast<AllocaInst>(P))
2139     AI->setAlignment(Align(Bytes));
2140   else if (LoadInst *LI = dyn_cast<LoadInst>(P))
2141     LI->setAlignment(Align(Bytes));
2142   else if (StoreInst *SI = dyn_cast<StoreInst>(P))
2143     SI->setAlignment(Align(Bytes));
2144   else if (AtomicRMWInst *RMWI = dyn_cast<AtomicRMWInst>(P))
2145     RMWI->setAlignment(Align(Bytes));
2146   else if (AtomicCmpXchgInst *CXI = dyn_cast<AtomicCmpXchgInst>(P))
2147     CXI->setAlignment(Align(Bytes));
2148   else
2149     llvm_unreachable(
2150         "only GlobalValue, AllocaInst, LoadInst, StoreInst, AtomicRMWInst, and "
2151         "and AtomicCmpXchgInst have alignment");
2152 }
2153
2154 LLVMValueMetadataEntry *LLVMGlobalCopyAllMetadata(LLVMValueRef Value,
2155                                                   size_t *NumEntries) {
2156   return llvm_getMetadata(NumEntries, [&Value](MetadataEntries &Entries) {
2157     Entries.clear();
2158     if (Instruction *Instr = dyn_cast<Instruction>(unwrap(Value))) {
2159       Instr->getAllMetadata(Entries);
2160     } else {
2161       unwrap<GlobalObject>(Value)->getAllMetadata(Entries);
2162     }
2163   });
2164 }
2165
2166 unsigned LLVMValueMetadataEntriesGetKind(LLVMValueMetadataEntry *Entries,
2167                                          unsigned Index) {
2168   LLVMOpaqueValueMetadataEntry MVE =
2169       static_cast<LLVMOpaqueValueMetadataEntry>(Entries[Index]);
2170   return MVE.Kind;
2171 }
2172
2173 LLVMMetadataRef
2174 LLVMValueMetadataEntriesGetMetadata(LLVMValueMetadataEntry *Entries,
2175                                     unsigned Index) {
2176   LLVMOpaqueValueMetadataEntry MVE =
2177       static_cast<LLVMOpaqueValueMetadataEntry>(Entries[Index]);
2178   return MVE.Metadata;
2179 }
2180
2181 void LLVMDisposeValueMetadataEntries(LLVMValueMetadataEntry *Entries) {
2182   free(Entries);
2183 }
2184
2185 void LLVMGlobalSetMetadata(LLVMValueRef Global, unsigned Kind,
2186                            LLVMMetadataRef MD) {
2187   unwrap<GlobalObject>(Global)->setMetadata(Kind, unwrap<MDNode>(MD));
2188 }
2189
2190 void LLVMGlobalEraseMetadata(LLVMValueRef Global, unsigned Kind) {
2191   unwrap<GlobalObject>(Global)->eraseMetadata(Kind);
2192 }
2193
2194 void LLVMGlobalClearMetadata(LLVMValueRef Global) {
2195   unwrap<GlobalObject>(Global)->clearMetadata();
2196 }
2197
2198 /*--.. Operations on global variables ......................................--*/
2199
2200 LLVMValueRef LLVMAddGlobal(LLVMModuleRef M, LLVMTypeRef Ty, const char *Name) {
2201   return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false,
2202                                  GlobalValue::ExternalLinkage, nullptr, Name));
2203 }
2204
2205 LLVMValueRef LLVMAddGlobalInAddressSpace(LLVMModuleRef M, LLVMTypeRef Ty,
2206                                          const char *Name,
2207                                          unsigned AddressSpace) {
2208   return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false,
2209                                  GlobalValue::ExternalLinkage, nullptr, Name,
2210                                  nullptr, GlobalVariable::NotThreadLocal,
2211                                  AddressSpace));
2212 }
2213
2214 LLVMValueRef LLVMGetNamedGlobal(LLVMModuleRef M, const char *Name) {
2215   return wrap(unwrap(M)->getNamedGlobal(Name));
2216 }
2217
2218 LLVMValueRef LLVMGetNamedGlobalWithLength(LLVMModuleRef M, const char *Name,
2219                                           size_t Length) {
2220   return wrap(unwrap(M)->getNamedGlobal(StringRef(Name, Length)));
2221 }
2222
2223 LLVMValueRef LLVMGetFirstGlobal(LLVMModuleRef M) {
2224   Module *Mod = unwrap(M);
2225   Module::global_iterator I = Mod->global_begin();
2226   if (I == Mod->global_end())
2227     return nullptr;
2228   return wrap(&*I);
2229 }
2230
2231 LLVMValueRef LLVMGetLastGlobal(LLVMModuleRef M) {
2232   Module *Mod = unwrap(M);
2233   Module::global_iterator I = Mod->global_end();
2234   if (I == Mod->global_begin())
2235     return nullptr;
2236   return wrap(&*--I);
2237 }
2238
2239 LLVMValueRef LLVMGetNextGlobal(LLVMValueRef GlobalVar) {
2240   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
2241   Module::global_iterator I(GV);
2242   if (++I == GV->getParent()->global_end())
2243     return nullptr;
2244   return wrap(&*I);
2245 }
2246
2247 LLVMValueRef LLVMGetPreviousGlobal(LLVMValueRef GlobalVar) {
2248   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
2249   Module::global_iterator I(GV);
2250   if (I == GV->getParent()->global_begin())
2251     return nullptr;
2252   return wrap(&*--I);
2253 }
2254
2255 void LLVMDeleteGlobal(LLVMValueRef GlobalVar) {
2256   unwrap<GlobalVariable>(GlobalVar)->eraseFromParent();
2257 }
2258
2259 LLVMValueRef LLVMGetInitializer(LLVMValueRef GlobalVar) {
2260   GlobalVariable* GV = unwrap<GlobalVariable>(GlobalVar);
2261   if ( !GV->hasInitializer() )
2262     return nullptr;
2263   return wrap(GV->getInitializer());
2264 }
2265
2266 void LLVMSetInitializer(LLVMValueRef GlobalVar, LLVMValueRef ConstantVal) {
2267   unwrap<GlobalVariable>(GlobalVar)->setInitializer(
2268       ConstantVal ? unwrap<Constant>(ConstantVal) : nullptr);
2269 }
2270
2271 LLVMBool LLVMIsThreadLocal(LLVMValueRef GlobalVar) {
2272   return unwrap<GlobalVariable>(GlobalVar)->isThreadLocal();
2273 }
2274
2275 void LLVMSetThreadLocal(LLVMValueRef GlobalVar, LLVMBool IsThreadLocal) {
2276   unwrap<GlobalVariable>(GlobalVar)->setThreadLocal(IsThreadLocal != 0);
2277 }
2278
2279 LLVMBool LLVMIsGlobalConstant(LLVMValueRef GlobalVar) {
2280   return unwrap<GlobalVariable>(GlobalVar)->isConstant();
2281 }
2282
2283 void LLVMSetGlobalConstant(LLVMValueRef GlobalVar, LLVMBool IsConstant) {
2284   unwrap<GlobalVariable>(GlobalVar)->setConstant(IsConstant != 0);
2285 }
2286
2287 LLVMThreadLocalMode LLVMGetThreadLocalMode(LLVMValueRef GlobalVar) {
2288   switch (unwrap<GlobalVariable>(GlobalVar)->getThreadLocalMode()) {
2289   case GlobalVariable::NotThreadLocal:
2290     return LLVMNotThreadLocal;
2291   case GlobalVariable::GeneralDynamicTLSModel:
2292     return LLVMGeneralDynamicTLSModel;
2293   case GlobalVariable::LocalDynamicTLSModel:
2294     return LLVMLocalDynamicTLSModel;
2295   case GlobalVariable::InitialExecTLSModel:
2296     return LLVMInitialExecTLSModel;
2297   case GlobalVariable::LocalExecTLSModel:
2298     return LLVMLocalExecTLSModel;
2299   }
2300
2301   llvm_unreachable("Invalid GlobalVariable thread local mode");
2302 }
2303
2304 void LLVMSetThreadLocalMode(LLVMValueRef GlobalVar, LLVMThreadLocalMode Mode) {
2305   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
2306
2307   switch (Mode) {
2308   case LLVMNotThreadLocal:
2309     GV->setThreadLocalMode(GlobalVariable::NotThreadLocal);
2310     break;
2311   case LLVMGeneralDynamicTLSModel:
2312     GV->setThreadLocalMode(GlobalVariable::GeneralDynamicTLSModel);
2313     break;
2314   case LLVMLocalDynamicTLSModel:
2315     GV->setThreadLocalMode(GlobalVariable::LocalDynamicTLSModel);
2316     break;
2317   case LLVMInitialExecTLSModel:
2318     GV->setThreadLocalMode(GlobalVariable::InitialExecTLSModel);
2319     break;
2320   case LLVMLocalExecTLSModel:
2321     GV->setThreadLocalMode(GlobalVariable::LocalExecTLSModel);
2322     break;
2323   }
2324 }
2325
2326 LLVMBool LLVMIsExternallyInitialized(LLVMValueRef GlobalVar) {
2327   return unwrap<GlobalVariable>(GlobalVar)->isExternallyInitialized();
2328 }
2329
2330 void LLVMSetExternallyInitialized(LLVMValueRef GlobalVar, LLVMBool IsExtInit) {
2331   unwrap<GlobalVariable>(GlobalVar)->setExternallyInitialized(IsExtInit);
2332 }
2333
2334 /*--.. Operations on aliases ......................................--*/
2335
2336 LLVMValueRef LLVMAddAlias2(LLVMModuleRef M, LLVMTypeRef ValueTy,
2337                            unsigned AddrSpace, LLVMValueRef Aliasee,
2338                            const char *Name) {
2339   return wrap(GlobalAlias::create(unwrap(ValueTy), AddrSpace,
2340                                   GlobalValue::ExternalLinkage, Name,
2341                                   unwrap<Constant>(Aliasee), unwrap(M)));
2342 }
2343
2344 LLVMValueRef LLVMGetNamedGlobalAlias(LLVMModuleRef M,
2345                                      const char *Name, size_t NameLen) {
2346   return wrap(unwrap(M)->getNamedAlias(StringRef(Name, NameLen)));
2347 }
2348
2349 LLVMValueRef LLVMGetFirstGlobalAlias(LLVMModuleRef M) {
2350   Module *Mod = unwrap(M);
2351   Module::alias_iterator I = Mod->alias_begin();
2352   if (I == Mod->alias_end())
2353     return nullptr;
2354   return wrap(&*I);
2355 }
2356
2357 LLVMValueRef LLVMGetLastGlobalAlias(LLVMModuleRef M) {
2358   Module *Mod = unwrap(M);
2359   Module::alias_iterator I = Mod->alias_end();
2360   if (I == Mod->alias_begin())
2361     return nullptr;
2362   return wrap(&*--I);
2363 }
2364
2365 LLVMValueRef LLVMGetNextGlobalAlias(LLVMValueRef GA) {
2366   GlobalAlias *Alias = unwrap<GlobalAlias>(GA);
2367   Module::alias_iterator I(Alias);
2368   if (++I == Alias->getParent()->alias_end())
2369     return nullptr;
2370   return wrap(&*I);
2371 }
2372
2373 LLVMValueRef LLVMGetPreviousGlobalAlias(LLVMValueRef GA) {
2374   GlobalAlias *Alias = unwrap<GlobalAlias>(GA);
2375   Module::alias_iterator I(Alias);
2376   if (I == Alias->getParent()->alias_begin())
2377     return nullptr;
2378   return wrap(&*--I);
2379 }
2380
2381 LLVMValueRef LLVMAliasGetAliasee(LLVMValueRef Alias) {
2382   return wrap(unwrap<GlobalAlias>(Alias)->getAliasee());
2383 }
2384
2385 void LLVMAliasSetAliasee(LLVMValueRef Alias, LLVMValueRef Aliasee) {
2386   unwrap<GlobalAlias>(Alias)->setAliasee(unwrap<Constant>(Aliasee));
2387 }
2388
2389 /*--.. Operations on functions .............................................--*/
2390
2391 LLVMValueRef LLVMAddFunction(LLVMModuleRef M, const char *Name,
2392                              LLVMTypeRef FunctionTy) {
2393   return wrap(Function::Create(unwrap<FunctionType>(FunctionTy),
2394                                GlobalValue::ExternalLinkage, Name, unwrap(M)));
2395 }
2396
2397 LLVMValueRef LLVMGetNamedFunction(LLVMModuleRef M, const char *Name) {
2398   return wrap(unwrap(M)->getFunction(Name));
2399 }
2400
2401 LLVMValueRef LLVMGetNamedFunctionWithLength(LLVMModuleRef M, const char *Name,
2402                                             size_t Length) {
2403   return wrap(unwrap(M)->getFunction(StringRef(Name, Length)));
2404 }
2405
2406 LLVMValueRef LLVMGetFirstFunction(LLVMModuleRef M) {
2407   Module *Mod = unwrap(M);
2408   Module::iterator I = Mod->begin();
2409   if (I == Mod->end())
2410     return nullptr;
2411   return wrap(&*I);
2412 }
2413
2414 LLVMValueRef LLVMGetLastFunction(LLVMModuleRef M) {
2415   Module *Mod = unwrap(M);
2416   Module::iterator I = Mod->end();
2417   if (I == Mod->begin())
2418     return nullptr;
2419   return wrap(&*--I);
2420 }
2421
2422 LLVMValueRef LLVMGetNextFunction(LLVMValueRef Fn) {
2423   Function *Func = unwrap<Function>(Fn);
2424   Module::iterator I(Func);
2425   if (++I == Func->getParent()->end())
2426     return nullptr;
2427   return wrap(&*I);
2428 }
2429
2430 LLVMValueRef LLVMGetPreviousFunction(LLVMValueRef Fn) {
2431   Function *Func = unwrap<Function>(Fn);
2432   Module::iterator I(Func);
2433   if (I == Func->getParent()->begin())
2434     return nullptr;
2435   return wrap(&*--I);
2436 }
2437
2438 void LLVMDeleteFunction(LLVMValueRef Fn) {
2439   unwrap<Function>(Fn)->eraseFromParent();
2440 }
2441
2442 LLVMBool LLVMHasPersonalityFn(LLVMValueRef Fn) {
2443   return unwrap<Function>(Fn)->hasPersonalityFn();
2444 }
2445
2446 LLVMValueRef LLVMGetPersonalityFn(LLVMValueRef Fn) {
2447   return wrap(unwrap<Function>(Fn)->getPersonalityFn());
2448 }
2449
2450 void LLVMSetPersonalityFn(LLVMValueRef Fn, LLVMValueRef PersonalityFn) {
2451   unwrap<Function>(Fn)->setPersonalityFn(
2452       PersonalityFn ? unwrap<Constant>(PersonalityFn) : nullptr);
2453 }
2454
2455 unsigned LLVMGetIntrinsicID(LLVMValueRef Fn) {
2456   if (Function *F = dyn_cast<Function>(unwrap(Fn)))
2457     return F->getIntrinsicID();
2458   return 0;
2459 }
2460
2461 static Intrinsic::ID llvm_map_to_intrinsic_id(unsigned ID) {
2462   assert(ID < llvm::Intrinsic::num_intrinsics && "Intrinsic ID out of range");
2463   return llvm::Intrinsic::ID(ID);
2464 }
2465
2466 LLVMValueRef LLVMGetIntrinsicDeclaration(LLVMModuleRef Mod,
2467                                          unsigned ID,
2468                                          LLVMTypeRef *ParamTypes,
2469                                          size_t ParamCount) {
2470   ArrayRef<Type*> Tys(unwrap(ParamTypes), ParamCount);
2471   auto IID = llvm_map_to_intrinsic_id(ID);
2472   return wrap(llvm::Intrinsic::getOrInsertDeclaration(unwrap(Mod), IID, Tys));
2473 }
2474
2475 const char *LLVMIntrinsicGetName(unsigned ID, size_t *NameLength) {
2476   auto IID = llvm_map_to_intrinsic_id(ID);
2477   auto Str = llvm::Intrinsic::getName(IID);
2478   *NameLength = Str.size();
2479   return Str.data();
2480 }
2481
2482 LLVMTypeRef LLVMIntrinsicGetType(LLVMContextRef Ctx, unsigned ID,
2483                                  LLVMTypeRef *ParamTypes, size_t ParamCount) {
2484   auto IID = llvm_map_to_intrinsic_id(ID);
2485   ArrayRef<Type*> Tys(unwrap(ParamTypes), ParamCount);
2486   return wrap(llvm::Intrinsic::getType(*unwrap(Ctx), IID, Tys));
2487 }
2488
2489 char *LLVMIntrinsicCopyOverloadedName(unsigned ID, LLVMTypeRef *ParamTypes,
2490                                       size_t ParamCount, size_t *NameLength) {
2491   auto IID = llvm_map_to_intrinsic_id(ID);
2492   ArrayRef<Type*> Tys(unwrap(ParamTypes), ParamCount);
2493   auto Str = llvm::Intrinsic::getNameNoUnnamedTypes(IID, Tys);
2494   *NameLength = Str.length();
2495   return strdup(Str.c_str());
2496 }
2497
2498 char *LLVMIntrinsicCopyOverloadedName2(LLVMModuleRef Mod, unsigned ID,
2499                                        LLVMTypeRef *ParamTypes,
2500                                        size_t ParamCount, size_t *NameLength) {
2501   auto IID = llvm_map_to_intrinsic_id(ID);
2502   ArrayRef<Type *> Tys(unwrap(ParamTypes), ParamCount);
2503   auto Str = llvm::Intrinsic::getName(IID, Tys, unwrap(Mod));
2504   *NameLength = Str.length();
2505   return strdup(Str.c_str());
2506 }
2507
2508 unsigned LLVMLookupIntrinsicID(const char *Name, size_t NameLen) {
2509   return Intrinsic::lookupIntrinsicID({Name, NameLen});
2510 }
2511
2512 LLVMBool LLVMIntrinsicIsOverloaded(unsigned ID) {
2513   auto IID = llvm_map_to_intrinsic_id(ID);
2514   return llvm::Intrinsic::isOverloaded(IID);
2515 }
2516
2517 unsigned LLVMGetFunctionCallConv(LLVMValueRef Fn) {
2518   return unwrap<Function>(Fn)->getCallingConv();
2519 }
2520
2521 void LLVMSetFunctionCallConv(LLVMValueRef Fn, unsigned CC) {
2522   return unwrap<Function>(Fn)->setCallingConv(
2523     static_cast<CallingConv::ID>(CC));
2524 }
2525
2526 const char *LLVMGetGC(LLVMValueRef Fn) {
2527   Function *F = unwrap<Function>(Fn);
2528   return F->hasGC()? F->getGC().c_str() : nullptr;
2529 }
2530
2531 void LLVMSetGC(LLVMValueRef Fn, const char *GC) {
2532   Function *F = unwrap<Function>(Fn);
2533   if (GC)
2534     F->setGC(GC);
2535   else
2536     F->clearGC();
2537 }
2538
2539 LLVMValueRef LLVMGetPrefixData(LLVMValueRef Fn) {
2540   Function *F = unwrap<Function>(Fn);
2541   return wrap(F->getPrefixData());
2542 }
2543
2544 LLVMBool LLVMHasPrefixData(LLVMValueRef Fn) {
2545   Function *F = unwrap<Function>(Fn);
2546   return F->hasPrefixData();
2547 }
2548
2549 void LLVMSetPrefixData(LLVMValueRef Fn, LLVMValueRef prefixData) {
2550   Function *F = unwrap<Function>(Fn);
2551   Constant *prefix = unwrap<Constant>(prefixData);
2552   F->setPrefixData(prefix);
2553 }
2554
2555 LLVMValueRef LLVMGetPrologueData(LLVMValueRef Fn) {
2556   Function *F = unwrap<Function>(Fn);
2557   return wrap(F->getPrologueData());
2558 }
2559
2560 LLVMBool LLVMHasPrologueData(LLVMValueRef Fn) {
2561   Function *F = unwrap<Function>(Fn);
2562   return F->hasPrologueData();
2563 }
2564
2565 void LLVMSetPrologueData(LLVMValueRef Fn, LLVMValueRef prologueData) {
2566   Function *F = unwrap<Function>(Fn);
2567   Constant *prologue = unwrap<Constant>(prologueData);
2568   F->setPrologueData(prologue);
2569 }
2570
2571 void LLVMAddAttributeAtIndex(LLVMValueRef F, LLVMAttributeIndex Idx,
2572                              LLVMAttributeRef A) {
2573   unwrap<Function>(F)->addAttributeAtIndex(Idx, unwrap(A));
2574 }
2575
2576 unsigned LLVMGetAttributeCountAtIndex(LLVMValueRef F, LLVMAttributeIndex Idx) {
2577   auto AS = unwrap<Function>(F)->getAttributes().getAttributes(Idx);
2578   return AS.getNumAttributes();
2579 }
2580
2581 void LLVMGetAttributesAtIndex(LLVMValueRef F, LLVMAttributeIndex Idx,
2582                               LLVMAttributeRef *Attrs) {
2583   auto AS = unwrap<Function>(F)->getAttributes().getAttributes(Idx);
2584   for (auto A : AS)
2585     *Attrs++ = wrap(A);
2586 }
2587
2588 LLVMAttributeRef LLVMGetEnumAttributeAtIndex(LLVMValueRef F,
2589                                              LLVMAttributeIndex Idx,
2590                                              unsigned KindID) {
2591   return wrap(unwrap<Function>(F)->getAttributeAtIndex(
2592       Idx, (Attribute::AttrKind)KindID));
2593 }
2594
2595 LLVMAttributeRef LLVMGetStringAttributeAtIndex(LLVMValueRef F,
2596                                                LLVMAttributeIndex Idx,
2597                                                const char *K, unsigned KLen) {
2598   return wrap(
2599       unwrap<Function>(F)->getAttributeAtIndex(Idx, StringRef(K, KLen)));
2600 }
2601
2602 void LLVMRemoveEnumAttributeAtIndex(LLVMValueRef F, LLVMAttributeIndex Idx,
2603                                     unsigned KindID) {
2604   unwrap<Function>(F)->removeAttributeAtIndex(Idx, (Attribute::AttrKind)KindID);
2605 }
2606
2607 void LLVMRemoveStringAttributeAtIndex(LLVMValueRef F, LLVMAttributeIndex Idx,
2608                                       const char *K, unsigned KLen) {
2609   unwrap<Function>(F)->removeAttributeAtIndex(Idx, StringRef(K, KLen));
2610 }
2611
2612 void LLVMAddTargetDependentFunctionAttr(LLVMValueRef Fn, const char *A,
2613                                         const char *V) {
2614   Function *Func = unwrap<Function>(Fn);
2615   Attribute Attr = Attribute::get(Func->getContext(), A, V);
2616   Func->addFnAttr(Attr);
2617 }
2618
2619 /*--.. Operations on parameters ............................................--*/
2620
2621 unsigned LLVMCountParams(LLVMValueRef FnRef) {
2622   // This function is strictly redundant to
2623   //   LLVMCountParamTypes(LLVMGlobalGetValueType(FnRef))
2624   return unwrap<Function>(FnRef)->arg_size();
2625 }
2626
2627 void LLVMGetParams(LLVMValueRef FnRef, LLVMValueRef *ParamRefs) {
2628   Function *Fn = unwrap<Function>(FnRef);
2629   for (Argument &A : Fn->args())
2630     *ParamRefs++ = wrap(&A);
2631 }
2632
2633 LLVMValueRef LLVMGetParam(LLVMValueRef FnRef, unsigned index) {
2634   Function *Fn = unwrap<Function>(FnRef);
2635   return wrap(&Fn->arg_begin()[index]);
2636 }
2637
2638 LLVMValueRef LLVMGetParamParent(LLVMValueRef V) {
2639   return wrap(unwrap<Argument>(V)->getParent());
2640 }
2641
2642 LLVMValueRef LLVMGetFirstParam(LLVMValueRef Fn) {
2643   Function *Func = unwrap<Function>(Fn);
2644   Function::arg_iterator I = Func->arg_begin();
2645   if (I == Func->arg_end())
2646     return nullptr;
2647   return wrap(&*I);
2648 }
2649
2650 LLVMValueRef LLVMGetLastParam(LLVMValueRef Fn) {
2651   Function *Func = unwrap<Function>(Fn);
2652   Function::arg_iterator I = Func->arg_end();
2653   if (I == Func->arg_begin())
2654     return nullptr;
2655   return wrap(&*--I);
2656 }
2657
2658 LLVMValueRef LLVMGetNextParam(LLVMValueRef Arg) {
2659   Argument *A = unwrap<Argument>(Arg);
2660   Function *Fn = A->getParent();
2661   if (A->getArgNo() + 1 >= Fn->arg_size())
2662     return nullptr;
2663   return wrap(&Fn->arg_begin()[A->getArgNo() + 1]);
2664 }
2665
2666 LLVMValueRef LLVMGetPreviousParam(LLVMValueRef Arg) {
2667   Argument *A = unwrap<Argument>(Arg);
2668   if (A->getArgNo() == 0)
2669     return nullptr;
2670   return wrap(&A->getParent()->arg_begin()[A->getArgNo() - 1]);
2671 }
2672
2673 void LLVMSetParamAlignment(LLVMValueRef Arg, unsigned align) {
2674   Argument *A = unwrap<Argument>(Arg);
2675   A->addAttr(Attribute::getWithAlignment(A->getContext(), Align(align)));
2676 }
2677
2678 /*--.. Operations on ifuncs ................................................--*/
2679
2680 LLVMValueRef LLVMAddGlobalIFunc(LLVMModuleRef M,
2681                                 const char *Name, size_t NameLen,
2682                                 LLVMTypeRef Ty, unsigned AddrSpace,
2683                                 LLVMValueRef Resolver) {
2684   return wrap(GlobalIFunc::create(unwrap(Ty), AddrSpace,
2685                                   GlobalValue::ExternalLinkage,
2686                                   StringRef(Name, NameLen),
2687                                   unwrap<Constant>(Resolver), unwrap(M)));
2688 }
2689
2690 LLVMValueRef LLVMGetNamedGlobalIFunc(LLVMModuleRef M,
2691                                      const char *Name, size_t NameLen) {
2692   return wrap(unwrap(M)->getNamedIFunc(StringRef(Name, NameLen)));
2693 }
2694
2695 LLVMValueRef LLVMGetFirstGlobalIFunc(LLVMModuleRef M) {
2696   Module *Mod = unwrap(M);
2697   Module::ifunc_iterator I = Mod->ifunc_begin();
2698   if (I == Mod->ifunc_end())
2699     return nullptr;
2700   return wrap(&*I);
2701 }
2702
2703 LLVMValueRef LLVMGetLastGlobalIFunc(LLVMModuleRef M) {
2704   Module *Mod = unwrap(M);
2705   Module::ifunc_iterator I = Mod->ifunc_end();
2706   if (I == Mod->ifunc_begin())
2707     return nullptr;
2708   return wrap(&*--I);
2709 }
2710
2711 LLVMValueRef LLVMGetNextGlobalIFunc(LLVMValueRef IFunc) {
2712   GlobalIFunc *GIF = unwrap<GlobalIFunc>(IFunc);
2713   Module::ifunc_iterator I(GIF);
2714   if (++I == GIF->getParent()->ifunc_end())
2715     return nullptr;
2716   return wrap(&*I);
2717 }
2718
2719 LLVMValueRef LLVMGetPreviousGlobalIFunc(LLVMValueRef IFunc) {
2720   GlobalIFunc *GIF = unwrap<GlobalIFunc>(IFunc);
2721   Module::ifunc_iterator I(GIF);
2722   if (I == GIF->getParent()->ifunc_begin())
2723     return nullptr;
2724   return wrap(&*--I);
2725 }
2726
2727 LLVMValueRef LLVMGetGlobalIFuncResolver(LLVMValueRef IFunc) {
2728   return wrap(unwrap<GlobalIFunc>(IFunc)->getResolver());
2729 }
2730
2731 void LLVMSetGlobalIFuncResolver(LLVMValueRef IFunc, LLVMValueRef Resolver) {
2732   unwrap<GlobalIFunc>(IFunc)->setResolver(unwrap<Constant>(Resolver));
2733 }
2734
2735 void LLVMEraseGlobalIFunc(LLVMValueRef IFunc) {
2736   unwrap<GlobalIFunc>(IFunc)->eraseFromParent();
2737 }
2738
2739 void LLVMRemoveGlobalIFunc(LLVMValueRef IFunc) {
2740   unwrap<GlobalIFunc>(IFunc)->removeFromParent();
2741 }
2742
2743 /*--.. Operations on operand bundles........................................--*/
2744
2745 LLVMOperandBundleRef LLVMCreateOperandBundle(const char *Tag, size_t TagLen,
2746                                              LLVMValueRef *Args,
2747                                              unsigned NumArgs) {
2748   return wrap(new OperandBundleDef(std::string(Tag, TagLen),
2749                                    ArrayRef(unwrap(Args), NumArgs)));
2750 }
2751
2752 void LLVMDisposeOperandBundle(LLVMOperandBundleRef Bundle) {
2753   delete unwrap(Bundle);
2754 }
2755
2756 const char *LLVMGetOperandBundleTag(LLVMOperandBundleRef Bundle, size_t *Len) {
2757   StringRef Str = unwrap(Bundle)->getTag();
2758   *Len = Str.size();
2759   return Str.data();
2760 }
2761
2762 unsigned LLVMGetNumOperandBundleArgs(LLVMOperandBundleRef Bundle) {
2763   return unwrap(Bundle)->inputs().size();
2764 }
2765
2766 LLVMValueRef LLVMGetOperandBundleArgAtIndex(LLVMOperandBundleRef Bundle,
2767                                             unsigned Index) {
2768   return wrap(unwrap(Bundle)->inputs()[Index]);
2769 }
2770
2771 /*--.. Operations on basic blocks ..........................................--*/
2772
2773 LLVMValueRef LLVMBasicBlockAsValue(LLVMBasicBlockRef BB) {
2774   return wrap(static_cast<Value*>(unwrap(BB)));
2775 }
2776
2777 LLVMBool LLVMValueIsBasicBlock(LLVMValueRef Val) {
2778   return isa<BasicBlock>(unwrap(Val));
2779 }
2780
2781 LLVMBasicBlockRef LLVMValueAsBasicBlock(LLVMValueRef Val) {
2782   return wrap(unwrap<BasicBlock>(Val));
2783 }
2784
2785 const char *LLVMGetBasicBlockName(LLVMBasicBlockRef BB) {
2786   return unwrap(BB)->getName().data();
2787 }
2788
2789 LLVMValueRef LLVMGetBasicBlockParent(LLVMBasicBlockRef BB) {
2790   return wrap(unwrap(BB)->getParent());
2791 }
2792
2793 LLVMValueRef LLVMGetBasicBlockTerminator(LLVMBasicBlockRef BB) {
2794   return wrap(unwrap(BB)->getTerminator());
2795 }
2796
2797 unsigned LLVMCountBasicBlocks(LLVMValueRef FnRef) {
2798   return unwrap<Function>(FnRef)->size();
2799 }
2800
2801 void LLVMGetBasicBlocks(LLVMValueRef FnRef, LLVMBasicBlockRef *BasicBlocksRefs){
2802   Function *Fn = unwrap<Function>(FnRef);
2803   for (BasicBlock &BB : *Fn)
2804     *BasicBlocksRefs++ = wrap(&BB);
2805 }
2806
2807 LLVMBasicBlockRef LLVMGetEntryBasicBlock(LLVMValueRef Fn) {
2808   return wrap(&unwrap<Function>(Fn)->getEntryBlock());
2809 }
2810
2811 LLVMBasicBlockRef LLVMGetFirstBasicBlock(LLVMValueRef Fn) {
2812   Function *Func = unwrap<Function>(Fn);
2813   Function::iterator I = Func->begin();
2814   if (I == Func->end())
2815     return nullptr;
2816   return wrap(&*I);
2817 }
2818
2819 LLVMBasicBlockRef LLVMGetLastBasicBlock(LLVMValueRef Fn) {
2820   Function *Func = unwrap<Function>(Fn);
2821   Function::iterator I = Func->end();
2822   if (I == Func->begin())
2823     return nullptr;
2824   return wrap(&*--I);
2825 }
2826
2827 LLVMBasicBlockRef LLVMGetNextBasicBlock(LLVMBasicBlockRef BB) {
2828   BasicBlock *Block = unwrap(BB);
2829   Function::iterator I(Block);
2830   if (++I == Block->getParent()->end())
2831     return nullptr;
2832   return wrap(&*I);
2833 }
2834
2835 LLVMBasicBlockRef LLVMGetPreviousBasicBlock(LLVMBasicBlockRef BB) {
2836   BasicBlock *Block = unwrap(BB);
2837   Function::iterator I(Block);
2838   if (I == Block->getParent()->begin())
2839     return nullptr;
2840   return wrap(&*--I);
2841 }
2842
2843 LLVMBasicBlockRef LLVMCreateBasicBlockInContext(LLVMContextRef C,
2844                                                 const char *Name) {
2845   return wrap(llvm::BasicBlock::Create(*unwrap(C), Name));
2846 }
2847
2848 void LLVMInsertExistingBasicBlockAfterInsertBlock(LLVMBuilderRef Builder,
2849                                                   LLVMBasicBlockRef BB) {
2850   BasicBlock *ToInsert = unwrap(BB);
2851   BasicBlock *CurBB = unwrap(Builder)->GetInsertBlock();
2852   assert(CurBB && "current insertion point is invalid!");
2853   CurBB->getParent()->insert(std::next(CurBB->getIterator()), ToInsert);
2854 }
2855
2856 void LLVMAppendExistingBasicBlock(LLVMValueRef Fn,
2857                                   LLVMBasicBlockRef BB) {
2858   unwrap<Function>(Fn)->insert(unwrap<Function>(Fn)->end(), unwrap(BB));
2859 }
2860
2861 LLVMBasicBlockRef LLVMAppendBasicBlockInContext(LLVMContextRef C,
2862                                                 LLVMValueRef FnRef,
2863                                                 const char *Name) {
2864   return wrap(BasicBlock::Create(*unwrap(C), Name, unwrap<Function>(FnRef)));
2865 }
2866
2867 LLVMBasicBlockRef LLVMAppendBasicBlock(LLVMValueRef FnRef, const char *Name) {
2868   return LLVMAppendBasicBlockInContext(LLVMGetGlobalContext(), FnRef, Name);
2869 }
2870
2871 LLVMBasicBlockRef LLVMInsertBasicBlockInContext(LLVMContextRef C,
2872                                                 LLVMBasicBlockRef BBRef,
2873                                                 const char *Name) {
2874   BasicBlock *BB = unwrap(BBRef);
2875   return wrap(BasicBlock::Create(*unwrap(C), Name, BB->getParent(), BB));
2876 }
2877
2878 LLVMBasicBlockRef LLVMInsertBasicBlock(LLVMBasicBlockRef BBRef,
2879                                        const char *Name) {
2880   return LLVMInsertBasicBlockInContext(LLVMGetGlobalContext(), BBRef, Name);
2881 }
2882
2883 void LLVMDeleteBasicBlock(LLVMBasicBlockRef BBRef) {
2884   unwrap(BBRef)->eraseFromParent();
2885 }
2886
2887 void LLVMRemoveBasicBlockFromParent(LLVMBasicBlockRef BBRef) {
2888   unwrap(BBRef)->removeFromParent();
2889 }
2890
2891 void LLVMMoveBasicBlockBefore(LLVMBasicBlockRef BB, LLVMBasicBlockRef MovePos) {
2892   unwrap(BB)->moveBefore(unwrap(MovePos));
2893 }
2894
2895 void LLVMMoveBasicBlockAfter(LLVMBasicBlockRef BB, LLVMBasicBlockRef MovePos) {
2896   unwrap(BB)->moveAfter(unwrap(MovePos));
2897 }
2898
2899 /*--.. Operations on instructions ..........................................--*/
2900
2901 LLVMBasicBlockRef LLVMGetInstructionParent(LLVMValueRef Inst) {
2902   return wrap(unwrap<Instruction>(Inst)->getParent());
2903 }
2904
2905 LLVMValueRef LLVMGetFirstInstruction(LLVMBasicBlockRef BB) {
2906   BasicBlock *Block = unwrap(BB);
2907   BasicBlock::iterator I = Block->begin();
2908   if (I == Block->end())
2909     return nullptr;
2910   return wrap(&*I);
2911 }
2912
2913 LLVMValueRef LLVMGetLastInstruction(LLVMBasicBlockRef BB) {
2914   BasicBlock *Block = unwrap(BB);
2915   BasicBlock::iterator I = Block->end();
2916   if (I == Block->begin())
2917     return nullptr;
2918   return wrap(&*--I);
2919 }
2920
2921 LLVMValueRef LLVMGetNextInstruction(LLVMValueRef Inst) {
2922   Instruction *Instr = unwrap<Instruction>(Inst);
2923   BasicBlock::iterator I(Instr);
2924   if (++I == Instr->getParent()->end())
2925     return nullptr;
2926   return wrap(&*I);
2927 }
2928
2929 LLVMValueRef LLVMGetPreviousInstruction(LLVMValueRef Inst) {
2930   Instruction *Instr = unwrap<Instruction>(Inst);
2931   BasicBlock::iterator I(Instr);
2932   if (I == Instr->getParent()->begin())
2933     return nullptr;
2934   return wrap(&*--I);
2935 }
2936
2937 void LLVMInstructionRemoveFromParent(LLVMValueRef Inst) {
2938   unwrap<Instruction>(Inst)->removeFromParent();
2939 }
2940
2941 void LLVMInstructionEraseFromParent(LLVMValueRef Inst) {
2942   unwrap<Instruction>(Inst)->eraseFromParent();
2943 }
2944
2945 void LLVMDeleteInstruction(LLVMValueRef Inst) {
2946   unwrap<Instruction>(Inst)->deleteValue();
2947 }
2948
2949 LLVMIntPredicate LLVMGetICmpPredicate(LLVMValueRef Inst) {
2950   if (ICmpInst *I = dyn_cast<ICmpInst>(unwrap(Inst)))
2951     return (LLVMIntPredicate)I->getPredicate();
2952   return (LLVMIntPredicate)0;
2953 }
2954
2955 LLVMRealPredicate LLVMGetFCmpPredicate(LLVMValueRef Inst) {
2956   if (FCmpInst *I = dyn_cast<FCmpInst>(unwrap(Inst)))
2957     return (LLVMRealPredicate)I->getPredicate();
2958   return (LLVMRealPredicate)0;
2959 }
2960
2961 LLVMOpcode LLVMGetInstructionOpcode(LLVMValueRef Inst) {
2962   if (Instruction *C = dyn_cast<Instruction>(unwrap(Inst)))
2963     return map_to_llvmopcode(C->getOpcode());
2964   return (LLVMOpcode)0;
2965 }
2966
2967 LLVMValueRef LLVMInstructionClone(LLVMValueRef Inst) {
2968   if (Instruction *C = dyn_cast<Instruction>(unwrap(Inst)))
2969     return wrap(C->clone());
2970   return nullptr;
2971 }
2972
2973 LLVMValueRef LLVMIsATerminatorInst(LLVMValueRef Inst) {
2974   Instruction *I = dyn_cast<Instruction>(unwrap(Inst));
2975   return (I && I->isTerminator()) ? wrap(I) : nullptr;
2976 }
2977
2978 LLVMDbgRecordRef LLVMGetFirstDbgRecord(LLVMValueRef Inst) {
2979   Instruction *Instr = unwrap<Instruction>(Inst);
2980   auto I = Instr->DebugMarker->StoredDbgRecords.begin();
2981   if (I == Instr->DebugMarker->StoredDbgRecords.end())
2982     return nullptr;
2983   return wrap(&*I);
2984 }
2985
2986 LLVMDbgRecordRef LLVMGetLastDbgRecord(LLVMValueRef Inst) {
2987   Instruction *Instr = unwrap<Instruction>(Inst);
2988   auto I = Instr->DebugMarker->StoredDbgRecords.rbegin();
2989   if (I == Instr->DebugMarker->StoredDbgRecords.rend())
2990     return nullptr;
2991   return wrap(&*I);
2992 }
2993
2994 LLVMDbgRecordRef LLVMGetNextDbgRecord(LLVMDbgRecordRef Rec) {
2995   DbgRecord *Record = unwrap<DbgRecord>(Rec);
2996   simple_ilist<DbgRecord>::iterator I(Record);
2997   if (++I == Record->getInstruction()->DebugMarker->StoredDbgRecords.end())
2998     return nullptr;
2999   return wrap(&*I);
3000 }
3001
3002 LLVMDbgRecordRef LLVMGetPreviousDbgRecord(LLVMDbgRecordRef Rec) {
3003   DbgRecord *Record = unwrap<DbgRecord>(Rec);
3004   simple_ilist<DbgRecord>::iterator I(Record);
3005   if (I == Record->getInstruction()->DebugMarker->StoredDbgRecords.begin())
3006     return nullptr;
3007   return wrap(&*--I);
3008 }
3009
3010 unsigned LLVMGetNumArgOperands(LLVMValueRef Instr) {
3011   if (FuncletPadInst *FPI = dyn_cast<FuncletPadInst>(unwrap(Instr))) {
3012     return FPI->arg_size();
3013   }
3014   return unwrap<CallBase>(Instr)->arg_size();
3015 }
3016
3017 /*--.. Call and invoke instructions ........................................--*/
3018
3019 unsigned LLVMGetInstructionCallConv(LLVMValueRef Instr) {
3020   return unwrap<CallBase>(Instr)->getCallingConv();
3021 }
3022
3023 void LLVMSetInstructionCallConv(LLVMValueRef Instr, unsigned CC) {
3024   return unwrap<CallBase>(Instr)->setCallingConv(
3025       static_cast<CallingConv::ID>(CC));
3026 }
3027
3028 void LLVMSetInstrParamAlignment(LLVMValueRef Instr, LLVMAttributeIndex Idx,
3029                                 unsigned align) {
3030   auto *Call = unwrap<CallBase>(Instr);
3031   Attribute AlignAttr =
3032       Attribute::getWithAlignment(Call->getContext(), Align(align));
3033   Call->addAttributeAtIndex(Idx, AlignAttr);
3034 }
3035
3036 void LLVMAddCallSiteAttribute(LLVMValueRef C, LLVMAttributeIndex Idx,
3037                               LLVMAttributeRef A) {
3038   unwrap<CallBase>(C)->addAttributeAtIndex(Idx, unwrap(A));
3039 }
3040
3041 unsigned LLVMGetCallSiteAttributeCount(LLVMValueRef C,
3042                                        LLVMAttributeIndex Idx) {
3043   auto *Call = unwrap<CallBase>(C);
3044   auto AS = Call->getAttributes().getAttributes(Idx);
3045   return AS.getNumAttributes();
3046 }
3047
3048 void LLVMGetCallSiteAttributes(LLVMValueRef C, LLVMAttributeIndex Idx,
3049                                LLVMAttributeRef *Attrs) {
3050   auto *Call = unwrap<CallBase>(C);
3051   auto AS = Call->getAttributes().getAttributes(Idx);
3052   for (auto A : AS)
3053     *Attrs++ = wrap(A);
3054 }
3055
3056 LLVMAttributeRef LLVMGetCallSiteEnumAttribute(LLVMValueRef C,
3057                                               LLVMAttributeIndex Idx,
3058                                               unsigned KindID) {
3059   return wrap(unwrap<CallBase>(C)->getAttributeAtIndex(
3060       Idx, (Attribute::AttrKind)KindID));
3061 }
3062
3063 LLVMAttributeRef LLVMGetCallSiteStringAttribute(LLVMValueRef C,
3064                                                 LLVMAttributeIndex Idx,
3065                                                 const char *K, unsigned KLen) {
3066   return wrap(
3067       unwrap<CallBase>(C)->getAttributeAtIndex(Idx, StringRef(K, KLen)));
3068 }
3069
3070 void LLVMRemoveCallSiteEnumAttribute(LLVMValueRef C, LLVMAttributeIndex Idx,
3071                                      unsigned KindID) {
3072   unwrap<CallBase>(C)->removeAttributeAtIndex(Idx, (Attribute::AttrKind)KindID);
3073 }
3074
3075 void LLVMRemoveCallSiteStringAttribute(LLVMValueRef C, LLVMAttributeIndex Idx,
3076                                        const char *K, unsigned KLen) {
3077   unwrap<CallBase>(C)->removeAttributeAtIndex(Idx, StringRef(K, KLen));
3078 }
3079
3080 LLVMValueRef LLVMGetCalledValue(LLVMValueRef Instr) {
3081   return wrap(unwrap<CallBase>(Instr)->getCalledOperand());
3082 }
3083
3084 LLVMTypeRef LLVMGetCalledFunctionType(LLVMValueRef Instr) {
3085   return wrap(unwrap<CallBase>(Instr)->getFunctionType());
3086 }
3087
3088 unsigned LLVMGetNumOperandBundles(LLVMValueRef C) {
3089   return unwrap<CallBase>(C)->getNumOperandBundles();
3090 }
3091
3092 LLVMOperandBundleRef LLVMGetOperandBundleAtIndex(LLVMValueRef C,
3093                                                  unsigned Index) {
3094   return wrap(
3095       new OperandBundleDef(unwrap<CallBase>(C)->getOperandBundleAt(Index)));
3096 }
3097
3098 /*--.. Operations on call instructions (only) ..............................--*/
3099
3100 LLVMBool LLVMIsTailCall(LLVMValueRef Call) {
3101   return unwrap<CallInst>(Call)->isTailCall();
3102 }
3103
3104 void LLVMSetTailCall(LLVMValueRef Call, LLVMBool isTailCall) {
3105   unwrap<CallInst>(Call)->setTailCall(isTailCall);
3106 }
3107
3108 LLVMTailCallKind LLVMGetTailCallKind(LLVMValueRef Call) {
3109   return (LLVMTailCallKind)unwrap<CallInst>(Call)->getTailCallKind();
3110 }
3111
3112 void LLVMSetTailCallKind(LLVMValueRef Call, LLVMTailCallKind kind) {
3113   unwrap<CallInst>(Call)->setTailCallKind((CallInst::TailCallKind)kind);
3114 }
3115
3116 /*--.. Operations on invoke instructions (only) ............................--*/
3117
3118 LLVMBasicBlockRef LLVMGetNormalDest(LLVMValueRef Invoke) {
3119   return wrap(unwrap<InvokeInst>(Invoke)->getNormalDest());
3120 }
3121
3122 LLVMBasicBlockRef LLVMGetUnwindDest(LLVMValueRef Invoke) {
3123   if (CleanupReturnInst *CRI = dyn_cast<CleanupReturnInst>(unwrap(Invoke))) {
3124     return wrap(CRI->getUnwindDest());
3125   } else if (CatchSwitchInst *CSI = dyn_cast<CatchSwitchInst>(unwrap(Invoke))) {
3126     return wrap(CSI->getUnwindDest());
3127   }
3128   return wrap(unwrap<InvokeInst>(Invoke)->getUnwindDest());
3129 }
3130
3131 void LLVMSetNormalDest(LLVMValueRef Invoke, LLVMBasicBlockRef B) {
3132   unwrap<InvokeInst>(Invoke)->setNormalDest(unwrap(B));
3133 }
3134
3135 void LLVMSetUnwindDest(LLVMValueRef Invoke, LLVMBasicBlockRef B) {
3136   if (CleanupReturnInst *CRI = dyn_cast<CleanupReturnInst>(unwrap(Invoke))) {
3137     return CRI->setUnwindDest(unwrap(B));
3138   } else if (CatchSwitchInst *CSI = dyn_cast<CatchSwitchInst>(unwrap(Invoke))) {
3139     return CSI->setUnwindDest(unwrap(B));
3140   }
3141   unwrap<InvokeInst>(Invoke)->setUnwindDest(unwrap(B));
3142 }
3143
3144 LLVMBasicBlockRef LLVMGetCallBrDefaultDest(LLVMValueRef CallBr) {
3145   return wrap(unwrap<CallBrInst>(CallBr)->getDefaultDest());
3146 }
3147
3148 unsigned LLVMGetCallBrNumIndirectDests(LLVMValueRef CallBr) {
3149   return unwrap<CallBrInst>(CallBr)->getNumIndirectDests();
3150 }
3151
3152 LLVMBasicBlockRef LLVMGetCallBrIndirectDest(LLVMValueRef CallBr, unsigned Idx) {
3153   return wrap(unwrap<CallBrInst>(CallBr)->getIndirectDest(Idx));
3154 }
3155
3156 /*--.. Operations on terminators ...........................................--*/
3157
3158 unsigned LLVMGetNumSuccessors(LLVMValueRef Term) {
3159   return unwrap<Instruction>(Term)->getNumSuccessors();
3160 }
3161
3162 LLVMBasicBlockRef LLVMGetSuccessor(LLVMValueRef Term, unsigned i) {
3163   return wrap(unwrap<Instruction>(Term)->getSuccessor(i));
3164 }
3165
3166 void LLVMSetSuccessor(LLVMValueRef Term, unsigned i, LLVMBasicBlockRef block) {
3167   return unwrap<Instruction>(Term)->setSuccessor(i, unwrap(block));
3168 }
3169
3170 /*--.. Operations on branch instructions (only) ............................--*/
3171
3172 LLVMBool LLVMIsConditional(LLVMValueRef Branch) {
3173   return unwrap<BranchInst>(Branch)->isConditional();
3174 }
3175
3176 LLVMValueRef LLVMGetCondition(LLVMValueRef Branch) {
3177   return wrap(unwrap<BranchInst>(Branch)->getCondition());
3178 }
3179
3180 void LLVMSetCondition(LLVMValueRef Branch, LLVMValueRef Cond) {
3181   return unwrap<BranchInst>(Branch)->setCondition(unwrap(Cond));
3182 }
3183
3184 /*--.. Operations on switch instructions (only) ............................--*/
3185
3186 LLVMBasicBlockRef LLVMGetSwitchDefaultDest(LLVMValueRef Switch) {
3187   return wrap(unwrap<SwitchInst>(Switch)->getDefaultDest());
3188 }
3189
3190 /*--.. Operations on alloca instructions (only) ............................--*/
3191
3192 LLVMTypeRef LLVMGetAllocatedType(LLVMValueRef Alloca) {
3193   return wrap(unwrap<AllocaInst>(Alloca)->getAllocatedType());
3194 }
3195
3196 /*--.. Operations on gep instructions (only) ...............................--*/
3197
3198 LLVMBool LLVMIsInBounds(LLVMValueRef GEP) {
3199   return unwrap<GEPOperator>(GEP)->isInBounds();
3200 }
3201
3202 void LLVMSetIsInBounds(LLVMValueRef GEP, LLVMBool InBounds) {
3203   return unwrap<GetElementPtrInst>(GEP)->setIsInBounds(InBounds);
3204 }
3205
3206 LLVMTypeRef LLVMGetGEPSourceElementType(LLVMValueRef GEP) {
3207   return wrap(unwrap<GEPOperator>(GEP)->getSourceElementType());
3208 }
3209
3210 LLVMGEPNoWrapFlags LLVMGEPGetNoWrapFlags(LLVMValueRef GEP) {
3211   GEPOperator *GEPOp = unwrap<GEPOperator>(GEP);
3212   return mapToLLVMGEPNoWrapFlags(GEPOp->getNoWrapFlags());
3213 }
3214
3215 void LLVMGEPSetNoWrapFlags(LLVMValueRef GEP, LLVMGEPNoWrapFlags NoWrapFlags) {
3216   GetElementPtrInst *GEPInst = unwrap<GetElementPtrInst>(GEP);
3217   GEPInst->setNoWrapFlags(mapFromLLVMGEPNoWrapFlags(NoWrapFlags));
3218 }
3219
3220 /*--.. Operations on phi nodes .............................................--*/
3221
3222 void LLVMAddIncoming(LLVMValueRef PhiNode, LLVMValueRef *IncomingValues,
3223                      LLVMBasicBlockRef *IncomingBlocks, unsigned Count) {
3224   PHINode *PhiVal = unwrap<PHINode>(PhiNode);
3225   for (unsigned I = 0; I != Count; ++I)
3226     PhiVal->addIncoming(unwrap(IncomingValues[I]), unwrap(IncomingBlocks[I]));
3227 }
3228
3229 unsigned LLVMCountIncoming(LLVMValueRef PhiNode) {
3230   return unwrap<PHINode>(PhiNode)->getNumIncomingValues();
3231 }
3232
3233 LLVMValueRef LLVMGetIncomingValue(LLVMValueRef PhiNode, unsigned Index) {
3234   return wrap(unwrap<PHINode>(PhiNode)->getIncomingValue(Index));
3235 }
3236
3237 LLVMBasicBlockRef LLVMGetIncomingBlock(LLVMValueRef PhiNode, unsigned Index) {
3238   return wrap(unwrap<PHINode>(PhiNode)->getIncomingBlock(Index));
3239 }
3240
3241 /*--.. Operations on extractvalue and insertvalue nodes ....................--*/
3242
3243 unsigned LLVMGetNumIndices(LLVMValueRef Inst) {
3244   auto *I = unwrap(Inst);
3245   if (auto *GEP = dyn_cast<GEPOperator>(I))
3246     return GEP->getNumIndices();
3247   if (auto *EV = dyn_cast<ExtractValueInst>(I))
3248     return EV->getNumIndices();
3249   if (auto *IV = dyn_cast<InsertValueInst>(I))
3250     return IV->getNumIndices();
3251   llvm_unreachable(
3252     "LLVMGetNumIndices applies only to extractvalue and insertvalue!");
3253 }
3254
3255 const unsigned *LLVMGetIndices(LLVMValueRef Inst) {
3256   auto *I = unwrap(Inst);
3257   if (auto *EV = dyn_cast<ExtractValueInst>(I))
3258     return EV->getIndices().data();
3259   if (auto *IV = dyn_cast<InsertValueInst>(I))
3260     return IV->getIndices().data();
3261   llvm_unreachable(
3262     "LLVMGetIndices applies only to extractvalue and insertvalue!");
3263 }
3264
3265
3266 /*===-- Instruction builders ----------------------------------------------===*/
3267
3268 LLVMBuilderRef LLVMCreateBuilderInContext(LLVMContextRef C) {
3269   return wrap(new IRBuilder<>(*unwrap(C)));
3270 }
3271
3272 LLVMBuilderRef LLVMCreateBuilder(void) {
3273   return LLVMCreateBuilderInContext(LLVMGetGlobalContext());
3274 }
3275
3276 static void LLVMPositionBuilderImpl(IRBuilder<> *Builder, BasicBlock *Block,
3277                                     Instruction *Instr, bool BeforeDbgRecords) {
3278   BasicBlock::iterator I = Instr ? Instr->getIterator() : Block->end();
3279   I.setHeadBit(BeforeDbgRecords);
3280   Builder->SetInsertPoint(Block, I);
3281 }
3282
3283 void LLVMPositionBuilder(LLVMBuilderRef Builder, LLVMBasicBlockRef Block,
3284                          LLVMValueRef Instr) {
3285   return LLVMPositionBuilderImpl(unwrap(Builder), unwrap(Block),
3286                                  unwrap<Instruction>(Instr), false);
3287 }
3288
3289 void LLVMPositionBuilderBeforeDbgRecords(LLVMBuilderRef Builder,
3290                                          LLVMBasicBlockRef Block,
3291                                          LLVMValueRef Instr) {
3292   return LLVMPositionBuilderImpl(unwrap(Builder), unwrap(Block),
3293                                  unwrap<Instruction>(Instr), true);
3294 }
3295
3296 void LLVMPositionBuilderBefore(LLVMBuilderRef Builder, LLVMValueRef Instr) {
3297   Instruction *I = unwrap<Instruction>(Instr);
3298   return LLVMPositionBuilderImpl(unwrap(Builder), I->getParent(), I, false);
3299 }
3300
3301 void LLVMPositionBuilderBeforeInstrAndDbgRecords(LLVMBuilderRef Builder,
3302                                                  LLVMValueRef Instr) {
3303   Instruction *I = unwrap<Instruction>(Instr);
3304   return LLVMPositionBuilderImpl(unwrap(Builder), I->getParent(), I, true);
3305 }
3306
3307 void LLVMPositionBuilderAtEnd(LLVMBuilderRef Builder, LLVMBasicBlockRef Block) {
3308   BasicBlock *BB = unwrap(Block);
3309   unwrap(Builder)->SetInsertPoint(BB);
3310 }
3311
3312 LLVMBasicBlockRef LLVMGetInsertBlock(LLVMBuilderRef Builder) {
3313    return wrap(unwrap(Builder)->GetInsertBlock());
3314 }
3315
3316 void LLVMClearInsertionPosition(LLVMBuilderRef Builder) {
3317   unwrap(Builder)->ClearInsertionPoint();
3318 }
3319
3320 void LLVMInsertIntoBuilder(LLVMBuilderRef Builder, LLVMValueRef Instr) {
3321   unwrap(Builder)->Insert(unwrap<Instruction>(Instr));
3322 }
3323
3324 void LLVMInsertIntoBuilderWithName(LLVMBuilderRef Builder, LLVMValueRef Instr,
3325                                    const char *Name) {
3326   unwrap(Builder)->Insert(unwrap<Instruction>(Instr), Name);
3327 }
3328
3329 void LLVMDisposeBuilder(LLVMBuilderRef Builder) {
3330   delete unwrap(Builder);
3331 }
3332
3333 /*--.. Metadata builders ...................................................--*/
3334
3335 LLVMMetadataRef LLVMGetCurrentDebugLocation2(LLVMBuilderRef Builder) {
3336   return wrap(unwrap(Builder)->getCurrentDebugLocation().getAsMDNode());
3337 }
3338
3339 void LLVMSetCurrentDebugLocation2(LLVMBuilderRef Builder, LLVMMetadataRef Loc) {
3340   if (Loc)
3341     unwrap(Builder)->SetCurrentDebugLocation(DebugLoc(unwrap<MDNode>(Loc)));
3342   else
3343     unwrap(Builder)->SetCurrentDebugLocation(DebugLoc());
3344 }
3345
3346 void LLVMSetCurrentDebugLocation(LLVMBuilderRef Builder, LLVMValueRef L) {
3347   MDNode *Loc =
3348       L ? cast<MDNode>(unwrap<MetadataAsValue>(L)->getMetadata()) : nullptr;
3349   unwrap(Builder)->SetCurrentDebugLocation(DebugLoc(Loc));
3350 }
3351
3352 LLVMValueRef LLVMGetCurrentDebugLocation(LLVMBuilderRef Builder) {
3353   LLVMContext &Context = unwrap(Builder)->getContext();
3354   return wrap(MetadataAsValue::get(
3355       Context, unwrap(Builder)->getCurrentDebugLocation().getAsMDNode()));
3356 }
3357
3358 void LLVMSetInstDebugLocation(LLVMBuilderRef Builder, LLVMValueRef Inst) {
3359   unwrap(Builder)->SetInstDebugLocation(unwrap<Instruction>(Inst));
3360 }
3361
3362 void LLVMAddMetadataToInst(LLVMBuilderRef Builder, LLVMValueRef Inst) {
3363   unwrap(Builder)->AddMetadataToInst(unwrap<Instruction>(Inst));
3364 }
3365
3366 void LLVMBuilderSetDefaultFPMathTag(LLVMBuilderRef Builder,
3367                                     LLVMMetadataRef FPMathTag) {
3368
3369   unwrap(Builder)->setDefaultFPMathTag(FPMathTag
3370                                        ? unwrap<MDNode>(FPMathTag)
3371                                        : nullptr);
3372 }
3373
3374 LLVMContextRef LLVMGetBuilderContext(LLVMBuilderRef Builder) {
3375   return wrap(&unwrap(Builder)->getContext());
3376 }
3377
3378 LLVMMetadataRef LLVMBuilderGetDefaultFPMathTag(LLVMBuilderRef Builder) {
3379   return wrap(unwrap(Builder)->getDefaultFPMathTag());
3380 }
3381
3382 /*--.. Instruction builders ................................................--*/
3383
3384 LLVMValueRef LLVMBuildRetVoid(LLVMBuilderRef B) {
3385   return wrap(unwrap(B)->CreateRetVoid());
3386 }
3387
3388 LLVMValueRef LLVMBuildRet(LLVMBuilderRef B, LLVMValueRef V) {
3389   return wrap(unwrap(B)->CreateRet(unwrap(V)));
3390 }
3391
3392 LLVMValueRef LLVMBuildAggregateRet(LLVMBuilderRef B, LLVMValueRef *RetVals,
3393                                    unsigned N) {
3394   return wrap(unwrap(B)->CreateAggregateRet(unwrap(RetVals), N));
3395 }
3396
3397 LLVMValueRef LLVMBuildBr(LLVMBuilderRef B, LLVMBasicBlockRef Dest) {
3398   return wrap(unwrap(B)->CreateBr(unwrap(Dest)));
3399 }
3400
3401 LLVMValueRef LLVMBuildCondBr(LLVMBuilderRef B, LLVMValueRef If,
3402                              LLVMBasicBlockRef Then, LLVMBasicBlockRef Else) {
3403   return wrap(unwrap(B)->CreateCondBr(unwrap(If), unwrap(Then), unwrap(Else)));
3404 }
3405
3406 LLVMValueRef LLVMBuildSwitch(LLVMBuilderRef B, LLVMValueRef V,
3407                              LLVMBasicBlockRef Else, unsigned NumCases) {
3408   return wrap(unwrap(B)->CreateSwitch(unwrap(V), unwrap(Else), NumCases));
3409 }
3410
3411 LLVMValueRef LLVMBuildIndirectBr(LLVMBuilderRef B, LLVMValueRef Addr,
3412                                  unsigned NumDests) {
3413   return wrap(unwrap(B)->CreateIndirectBr(unwrap(Addr), NumDests));
3414 }
3415
3416 LLVMValueRef LLVMBuildCallBr(LLVMBuilderRef B, LLVMTypeRef Ty, LLVMValueRef Fn,
3417                              LLVMBasicBlockRef DefaultDest,
3418                              LLVMBasicBlockRef *IndirectDests,
3419                              unsigned NumIndirectDests, LLVMValueRef *Args,
3420                              unsigned NumArgs, LLVMOperandBundleRef *Bundles,
3421                              unsigned NumBundles, const char *Name) {
3422
3423   SmallVector<OperandBundleDef, 8> OBs;
3424   for (auto *Bundle : ArrayRef(Bundles, NumBundles)) {
3425     OperandBundleDef *OB = unwrap(Bundle);
3426     OBs.push_back(*OB);
3427   }
3428
3429   return wrap(unwrap(B)->CreateCallBr(
3430       unwrap<FunctionType>(Ty), unwrap(Fn), unwrap(DefaultDest),
3431       ArrayRef(unwrap(IndirectDests), NumIndirectDests),
3432       ArrayRef<Value *>(unwrap(Args), NumArgs), OBs, Name));
3433 }
3434
3435 LLVMValueRef LLVMBuildInvoke2(LLVMBuilderRef B, LLVMTypeRef Ty, LLVMValueRef Fn,
3436                               LLVMValueRef *Args, unsigned NumArgs,
3437                               LLVMBasicBlockRef Then, LLVMBasicBlockRef Catch,
3438                               const char *Name) {
3439   return wrap(unwrap(B)->CreateInvoke(unwrap<FunctionType>(Ty), unwrap(Fn),
3440                                       unwrap(Then), unwrap(Catch),
3441                                       ArrayRef(unwrap(Args), NumArgs), Name));
3442 }
3443
3444 LLVMValueRef LLVMBuildInvokeWithOperandBundles(
3445     LLVMBuilderRef B, LLVMTypeRef Ty, LLVMValueRef Fn, LLVMValueRef *Args,
3446     unsigned NumArgs, LLVMBasicBlockRef Then, LLVMBasicBlockRef Catch,
3447     LLVMOperandBundleRef *Bundles, unsigned NumBundles, const char *Name) {
3448   SmallVector<OperandBundleDef, 8> OBs;
3449   for (auto *Bundle : ArrayRef(Bundles, NumBundles)) {
3450     OperandBundleDef *OB = unwrap(Bundle);
3451     OBs.push_back(*OB);
3452   }
3453   return wrap(unwrap(B)->CreateInvoke(
3454       unwrap<FunctionType>(Ty), unwrap(Fn), unwrap(Then), unwrap(Catch),
3455       ArrayRef(unwrap(Args), NumArgs), OBs, Name));
3456 }
3457
3458 LLVMValueRef LLVMBuildLandingPad(LLVMBuilderRef B, LLVMTypeRef Ty,
3459                                  LLVMValueRef PersFn, unsigned NumClauses,
3460                                  const char *Name) {
3461   // The personality used to live on the landingpad instruction, but now it
3462   // lives on the parent function. For compatibility, take the provided
3463   // personality and put it on the parent function.
3464   if (PersFn)
3465     unwrap(B)->GetInsertBlock()->getParent()->setPersonalityFn(
3466         unwrap<Function>(PersFn));
3467   return wrap(unwrap(B)->CreateLandingPad(unwrap(Ty), NumClauses, Name));
3468 }
3469
3470 LLVMValueRef LLVMBuildCatchPad(LLVMBuilderRef B, LLVMValueRef ParentPad,
3471                                LLVMValueRef *Args, unsigned NumArgs,
3472                                const char *Name) {
3473   return wrap(unwrap(B)->CreateCatchPad(unwrap(ParentPad),
3474                                         ArrayRef(unwrap(Args), NumArgs), Name));
3475 }
3476
3477 LLVMValueRef LLVMBuildCleanupPad(LLVMBuilderRef B, LLVMValueRef ParentPad,
3478                                  LLVMValueRef *Args, unsigned NumArgs,
3479                                  const char *Name) {
3480   if (ParentPad == nullptr) {
3481     Type *Ty = Type::getTokenTy(unwrap(B)->getContext());
3482     ParentPad = wrap(Constant::getNullValue(Ty));
3483   }
3484   return wrap(unwrap(B)->CreateCleanupPad(
3485       unwrap(ParentPad), ArrayRef(unwrap(Args), NumArgs), Name));
3486 }
3487
3488 LLVMValueRef LLVMBuildResume(LLVMBuilderRef B, LLVMValueRef Exn) {
3489   return wrap(unwrap(B)->CreateResume(unwrap(Exn)));
3490 }
3491
3492 LLVMValueRef LLVMBuildCatchSwitch(LLVMBuilderRef B, LLVMValueRef ParentPad,
3493                                   LLVMBasicBlockRef UnwindBB,
3494                                   unsigned NumHandlers, const char *Name) {
3495   if (ParentPad == nullptr) {
3496     Type *Ty = Type::getTokenTy(unwrap(B)->getContext());
3497     ParentPad = wrap(Constant::getNullValue(Ty));
3498   }
3499   return wrap(unwrap(B)->CreateCatchSwitch(unwrap(ParentPad), unwrap(UnwindBB),
3500                                            NumHandlers, Name));
3501 }
3502
3503 LLVMValueRef LLVMBuildCatchRet(LLVMBuilderRef B, LLVMValueRef CatchPad,
3504                                LLVMBasicBlockRef BB) {
3505   return wrap(unwrap(B)->CreateCatchRet(unwrap<CatchPadInst>(CatchPad),
3506                                         unwrap(BB)));
3507 }
3508
3509 LLVMValueRef LLVMBuildCleanupRet(LLVMBuilderRef B, LLVMValueRef CatchPad,
3510                                  LLVMBasicBlockRef BB) {
3511   return wrap(unwrap(B)->CreateCleanupRet(unwrap<CleanupPadInst>(CatchPad),
3512                                           unwrap(BB)));
3513 }
3514
3515 LLVMValueRef LLVMBuildUnreachable(LLVMBuilderRef B) {
3516   return wrap(unwrap(B)->CreateUnreachable());
3517 }
3518
3519 void LLVMAddCase(LLVMValueRef Switch, LLVMValueRef OnVal,
3520                  LLVMBasicBlockRef Dest) {
3521   unwrap<SwitchInst>(Switch)->addCase(unwrap<ConstantInt>(OnVal), unwrap(Dest));
3522 }
3523
3524 void LLVMAddDestination(LLVMValueRef IndirectBr, LLVMBasicBlockRef Dest) {
3525   unwrap<IndirectBrInst>(IndirectBr)->addDestination(unwrap(Dest));
3526 }
3527
3528 unsigned LLVMGetNumClauses(LLVMValueRef LandingPad) {
3529   return unwrap<LandingPadInst>(LandingPad)->getNumClauses();
3530 }
3531
3532 LLVMValueRef LLVMGetClause(LLVMValueRef LandingPad, unsigned Idx) {
3533   return wrap(unwrap<LandingPadInst>(LandingPad)->getClause(Idx));
3534 }
3535
3536 void LLVMAddClause(LLVMValueRef LandingPad, LLVMValueRef ClauseVal) {
3537   unwrap<LandingPadInst>(LandingPad)->addClause(unwrap<Constant>(ClauseVal));
3538 }
3539
3540 LLVMBool LLVMIsCleanup(LLVMValueRef LandingPad) {
3541   return unwrap<LandingPadInst>(LandingPad)->isCleanup();
3542 }
3543
3544 void LLVMSetCleanup(LLVMValueRef LandingPad, LLVMBool Val) {
3545   unwrap<LandingPadInst>(LandingPad)->setCleanup(Val);
3546 }
3547
3548 void LLVMAddHandler(LLVMValueRef CatchSwitch, LLVMBasicBlockRef Dest) {
3549   unwrap<CatchSwitchInst>(CatchSwitch)->addHandler(unwrap(Dest));
3550 }
3551
3552 unsigned LLVMGetNumHandlers(LLVMValueRef CatchSwitch) {
3553   return unwrap<CatchSwitchInst>(CatchSwitch)->getNumHandlers();
3554 }
3555
3556 void LLVMGetHandlers(LLVMValueRef CatchSwitch, LLVMBasicBlockRef *Handlers) {
3557   CatchSwitchInst *CSI = unwrap<CatchSwitchInst>(CatchSwitch);
3558   for (const BasicBlock *H : CSI->handlers())
3559     *Handlers++ = wrap(H);
3560 }
3561
3562 LLVMValueRef LLVMGetParentCatchSwitch(LLVMValueRef CatchPad) {
3563   return wrap(unwrap<CatchPadInst>(CatchPad)->getCatchSwitch());
3564 }
3565
3566 void LLVMSetParentCatchSwitch(LLVMValueRef CatchPad, LLVMValueRef CatchSwitch) {
3567   unwrap<CatchPadInst>(CatchPad)
3568     ->setCatchSwitch(unwrap<CatchSwitchInst>(CatchSwitch));
3569 }
3570
3571 /*--.. Funclets ...........................................................--*/
3572
3573 LLVMValueRef LLVMGetArgOperand(LLVMValueRef Funclet, unsigned i) {
3574   return wrap(unwrap<FuncletPadInst>(Funclet)->getArgOperand(i));
3575 }
3576
3577 void LLVMSetArgOperand(LLVMValueRef Funclet, unsigned i, LLVMValueRef value) {
3578   unwrap<FuncletPadInst>(Funclet)->setArgOperand(i, unwrap(value));
3579 }
3580
3581 /*--.. Arithmetic ..........................................................--*/
3582
3583 static FastMathFlags mapFromLLVMFastMathFlags(LLVMFastMathFlags FMF) {
3584   FastMathFlags NewFMF;
3585   NewFMF.setAllowReassoc((FMF & LLVMFastMathAllowReassoc) != 0);
3586   NewFMF.setNoNaNs((FMF & LLVMFastMathNoNaNs) != 0);
3587   NewFMF.setNoInfs((FMF & LLVMFastMathNoInfs) != 0);
3588   NewFMF.setNoSignedZeros((FMF & LLVMFastMathNoSignedZeros) != 0);
3589   NewFMF.setAllowReciprocal((FMF & LLVMFastMathAllowReciprocal) != 0);
3590   NewFMF.setAllowContract((FMF & LLVMFastMathAllowContract) != 0);
3591   NewFMF.setApproxFunc((FMF & LLVMFastMathApproxFunc) != 0);
3592
3593   return NewFMF;
3594 }
3595
3596 static LLVMFastMathFlags mapToLLVMFastMathFlags(FastMathFlags FMF) {
3597   LLVMFastMathFlags NewFMF = LLVMFastMathNone;
3598   if (FMF.allowReassoc())
3599     NewFMF |= LLVMFastMathAllowReassoc;
3600   if (FMF.noNaNs())
3601     NewFMF |= LLVMFastMathNoNaNs;
3602   if (FMF.noInfs())
3603     NewFMF |= LLVMFastMathNoInfs;
3604   if (FMF.noSignedZeros())
3605     NewFMF |= LLVMFastMathNoSignedZeros;
3606   if (FMF.allowReciprocal())
3607     NewFMF |= LLVMFastMathAllowReciprocal;
3608   if (FMF.allowContract())
3609     NewFMF |= LLVMFastMathAllowContract;
3610   if (FMF.approxFunc())
3611     NewFMF |= LLVMFastMathApproxFunc;
3612
3613   return NewFMF;
3614 }
3615
3616 LLVMValueRef LLVMBuildAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3617                           const char *Name) {
3618   return wrap(unwrap(B)->CreateAdd(unwrap(LHS), unwrap(RHS), Name));
3619 }
3620
3621 LLVMValueRef LLVMBuildNSWAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3622                           const char *Name) {
3623   return wrap(unwrap(B)->CreateNSWAdd(unwrap(LHS), unwrap(RHS), Name));
3624 }
3625
3626 LLVMValueRef LLVMBuildNUWAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3627                           const char *Name) {
3628   return wrap(unwrap(B)->CreateNUWAdd(unwrap(LHS), unwrap(RHS), Name));
3629 }
3630
3631 LLVMValueRef LLVMBuildFAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3632                           const char *Name) {
3633   return wrap(unwrap(B)->CreateFAdd(unwrap(LHS), unwrap(RHS), Name));
3634 }
3635
3636 LLVMValueRef LLVMBuildSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3637                           const char *Name) {
3638   return wrap(unwrap(B)->CreateSub(unwrap(LHS), unwrap(RHS), Name));
3639 }
3640
3641 LLVMValueRef LLVMBuildNSWSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3642                           const char *Name) {
3643   return wrap(unwrap(B)->CreateNSWSub(unwrap(LHS), unwrap(RHS), Name));
3644 }
3645
3646 LLVMValueRef LLVMBuildNUWSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3647                           const char *Name) {
3648   return wrap(unwrap(B)->CreateNUWSub(unwrap(LHS), unwrap(RHS), Name));
3649 }
3650
3651 LLVMValueRef LLVMBuildFSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3652                           const char *Name) {
3653   return wrap(unwrap(B)->CreateFSub(unwrap(LHS), unwrap(RHS), Name));
3654 }
3655
3656 LLVMValueRef LLVMBuildMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3657                           const char *Name) {
3658   return wrap(unwrap(B)->CreateMul(unwrap(LHS), unwrap(RHS), Name));
3659 }
3660
3661 LLVMValueRef LLVMBuildNSWMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3662                           const char *Name) {
3663   return wrap(unwrap(B)->CreateNSWMul(unwrap(LHS), unwrap(RHS), Name));
3664 }
3665
3666 LLVMValueRef LLVMBuildNUWMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3667                           const char *Name) {
3668   return wrap(unwrap(B)->CreateNUWMul(unwrap(LHS), unwrap(RHS), Name));
3669 }
3670
3671 LLVMValueRef LLVMBuildFMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3672                           const char *Name) {
3673   return wrap(unwrap(B)->CreateFMul(unwrap(LHS), unwrap(RHS), Name));
3674 }
3675
3676 LLVMValueRef LLVMBuildUDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3677                            const char *Name) {
3678   return wrap(unwrap(B)->CreateUDiv(unwrap(LHS), unwrap(RHS), Name));
3679 }
3680
3681 LLVMValueRef LLVMBuildExactUDiv(LLVMBuilderRef B, LLVMValueRef LHS,
3682                                 LLVMValueRef RHS, const char *Name) {
3683   return wrap(unwrap(B)->CreateExactUDiv(unwrap(LHS), unwrap(RHS), Name));
3684 }
3685
3686 LLVMValueRef LLVMBuildSDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3687                            const char *Name) {
3688   return wrap(unwrap(B)->CreateSDiv(unwrap(LHS), unwrap(RHS), Name));
3689 }
3690
3691 LLVMValueRef LLVMBuildExactSDiv(LLVMBuilderRef B, LLVMValueRef LHS,
3692                                 LLVMValueRef RHS, const char *Name) {
3693   return wrap(unwrap(B)->CreateExactSDiv(unwrap(LHS), unwrap(RHS), Name));
3694 }
3695
3696 LLVMValueRef LLVMBuildFDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3697                            const char *Name) {
3698   return wrap(unwrap(B)->CreateFDiv(unwrap(LHS), unwrap(RHS), Name));
3699 }
3700
3701 LLVMValueRef LLVMBuildURem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3702                            const char *Name) {
3703   return wrap(unwrap(B)->CreateURem(unwrap(LHS), unwrap(RHS), Name));
3704 }
3705
3706 LLVMValueRef LLVMBuildSRem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3707                            const char *Name) {
3708   return wrap(unwrap(B)->CreateSRem(unwrap(LHS), unwrap(RHS), Name));
3709 }
3710
3711 LLVMValueRef LLVMBuildFRem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3712                            const char *Name) {
3713   return wrap(unwrap(B)->CreateFRem(unwrap(LHS), unwrap(RHS), Name));
3714 }
3715
3716 LLVMValueRef LLVMBuildShl(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3717                           const char *Name) {
3718   return wrap(unwrap(B)->CreateShl(unwrap(LHS), unwrap(RHS), Name));
3719 }
3720
3721 LLVMValueRef LLVMBuildLShr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3722                            const char *Name) {
3723   return wrap(unwrap(B)->CreateLShr(unwrap(LHS), unwrap(RHS), Name));
3724 }
3725
3726 LLVMValueRef LLVMBuildAShr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3727                            const char *Name) {
3728   return wrap(unwrap(B)->CreateAShr(unwrap(LHS), unwrap(RHS), Name));
3729 }
3730
3731 LLVMValueRef LLVMBuildAnd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3732                           const char *Name) {
3733   return wrap(unwrap(B)->CreateAnd(unwrap(LHS), unwrap(RHS), Name));
3734 }
3735
3736 LLVMValueRef LLVMBuildOr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3737                          const char *Name) {
3738   return wrap(unwrap(B)->CreateOr(unwrap(LHS), unwrap(RHS), Name));
3739 }
3740
3741 LLVMValueRef LLVMBuildXor(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
3742                           const char *Name) {
3743   return wrap(unwrap(B)->CreateXor(unwrap(LHS), unwrap(RHS), Name));
3744 }
3745
3746 LLVMValueRef LLVMBuildBinOp(LLVMBuilderRef B, LLVMOpcode Op,
3747                             LLVMValueRef LHS, LLVMValueRef RHS,
3748                             const char *Name) {
3749   return wrap(unwrap(B)->CreateBinOp(Instruction::BinaryOps(map_from_llvmopcode(Op)), unwrap(LHS),
3750                                      unwrap(RHS), Name));
3751 }
3752
3753 LLVMValueRef LLVMBuildNeg(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
3754   return wrap(unwrap(B)->CreateNeg(unwrap(V), Name));
3755 }
3756
3757 LLVMValueRef LLVMBuildNSWNeg(LLVMBuilderRef B, LLVMValueRef V,
3758                              const char *Name) {
3759   return wrap(unwrap(B)->CreateNSWNeg(unwrap(V), Name));
3760 }
3761
3762 LLVMValueRef LLVMBuildNUWNeg(LLVMBuilderRef B, LLVMValueRef V,
3763                              const char *Name) {
3764   Value *Neg = unwrap(B)->CreateNeg(unwrap(V), Name);
3765   if (auto *I = dyn_cast<BinaryOperator>(Neg))
3766     I->setHasNoUnsignedWrap();
3767   return wrap(Neg);
3768 }
3769
3770 LLVMValueRef LLVMBuildFNeg(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
3771   return wrap(unwrap(B)->CreateFNeg(unwrap(V), Name));
3772 }
3773
3774 LLVMValueRef LLVMBuildNot(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
3775   return wrap(unwrap(B)->CreateNot(unwrap(V), Name));
3776 }
3777
3778 LLVMBool LLVMGetNUW(LLVMValueRef ArithInst) {
3779   Value *P = unwrap<Value>(ArithInst);
3780   return cast<Instruction>(P)->hasNoUnsignedWrap();
3781 }
3782
3783 void LLVMSetNUW(LLVMValueRef ArithInst, LLVMBool HasNUW) {
3784   Value *P = unwrap<Value>(ArithInst);
3785   cast<Instruction>(P)->setHasNoUnsignedWrap(HasNUW);
3786 }
3787
3788 LLVMBool LLVMGetNSW(LLVMValueRef ArithInst) {
3789   Value *P = unwrap<Value>(ArithInst);
3790   return cast<Instruction>(P)->hasNoSignedWrap();
3791 }
3792
3793 void LLVMSetNSW(LLVMValueRef ArithInst, LLVMBool HasNSW) {
3794   Value *P = unwrap<Value>(ArithInst);
3795   cast<Instruction>(P)->setHasNoSignedWrap(HasNSW);
3796 }
3797
3798 LLVMBool LLVMGetExact(LLVMValueRef DivOrShrInst) {
3799   Value *P = unwrap<Value>(DivOrShrInst);
3800   return cast<Instruction>(P)->isExact();
3801 }
3802
3803 void LLVMSetExact(LLVMValueRef DivOrShrInst, LLVMBool IsExact) {
3804   Value *P = unwrap<Value>(DivOrShrInst);
3805   cast<Instruction>(P)->setIsExact(IsExact);
3806 }
3807
3808 LLVMBool LLVMGetNNeg(LLVMValueRef NonNegInst) {
3809   Value *P = unwrap<Value>(NonNegInst);
3810   return cast<Instruction>(P)->hasNonNeg();
3811 }
3812
3813 void LLVMSetNNeg(LLVMValueRef NonNegInst, LLVMBool IsNonNeg) {
3814   Value *P = unwrap<Value>(NonNegInst);
3815   cast<Instruction>(P)->setNonNeg(IsNonNeg);
3816 }
3817
3818 LLVMFastMathFlags LLVMGetFastMathFlags(LLVMValueRef FPMathInst) {
3819   Value *P = unwrap<Value>(FPMathInst);
3820   FastMathFlags FMF = cast<Instruction>(P)->getFastMathFlags();
3821   return mapToLLVMFastMathFlags(FMF);
3822 }
3823
3824 void LLVMSetFastMathFlags(LLVMValueRef FPMathInst, LLVMFastMathFlags FMF) {
3825   Value *P = unwrap<Value>(FPMathInst);
3826   cast<Instruction>(P)->setFastMathFlags(mapFromLLVMFastMathFlags(FMF));
3827 }
3828
3829 LLVMBool LLVMCanValueUseFastMathFlags(LLVMValueRef V) {
3830   Value *Val = unwrap<Value>(V);
3831   return isa<FPMathOperator>(Val);
3832 }
3833
3834 LLVMBool LLVMGetIsDisjoint(LLVMValueRef Inst) {
3835   Value *P = unwrap<Value>(Inst);
3836   return cast<PossiblyDisjointInst>(P)->isDisjoint();
3837 }
3838
3839 void LLVMSetIsDisjoint(LLVMValueRef Inst, LLVMBool IsDisjoint) {
3840   Value *P = unwrap<Value>(Inst);
3841   cast<PossiblyDisjointInst>(P)->setIsDisjoint(IsDisjoint);
3842 }
3843
3844 /*--.. Memory ..............................................................--*/
3845
3846 LLVMValueRef LLVMBuildMalloc(LLVMBuilderRef B, LLVMTypeRef Ty,
3847                              const char *Name) {
3848   Type* ITy = Type::getInt32Ty(unwrap(B)->GetInsertBlock()->getContext());
3849   Constant* AllocSize = ConstantExpr::getSizeOf(unwrap(Ty));
3850   AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, ITy);
3851   return wrap(unwrap(B)->CreateMalloc(ITy, unwrap(Ty), AllocSize, nullptr,
3852                                       nullptr, Name));
3853 }
3854
3855 LLVMValueRef LLVMBuildArrayMalloc(LLVMBuilderRef B, LLVMTypeRef Ty,
3856                                   LLVMValueRef Val, const char *Name) {
3857   Type* ITy = Type::getInt32Ty(unwrap(B)->GetInsertBlock()->getContext());
3858   Constant* AllocSize = ConstantExpr::getSizeOf(unwrap(Ty));
3859   AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, ITy);
3860   return wrap(unwrap(B)->CreateMalloc(ITy, unwrap(Ty), AllocSize, unwrap(Val),
3861                                       nullptr, Name));
3862 }
3863
3864 LLVMValueRef LLVMBuildMemSet(LLVMBuilderRef B, LLVMValueRef Ptr,
3865                              LLVMValueRef Val, LLVMValueRef Len,
3866                              unsigned Align) {
3867   return wrap(unwrap(B)->CreateMemSet(unwrap(Ptr), unwrap(Val), unwrap(Len),
3868                                       MaybeAlign(Align)));
3869 }
3870
3871 LLVMValueRef LLVMBuildMemCpy(LLVMBuilderRef B,
3872                              LLVMValueRef Dst, unsigned DstAlign,
3873                              LLVMValueRef Src, unsigned SrcAlign,
3874                              LLVMValueRef Size) {
3875   return wrap(unwrap(B)->CreateMemCpy(unwrap(Dst), MaybeAlign(DstAlign),
3876                                       unwrap(Src), MaybeAlign(SrcAlign),
3877                                       unwrap(Size)));
3878 }
3879
3880 LLVMValueRef LLVMBuildMemMove(LLVMBuilderRef B,
3881                               LLVMValueRef Dst, unsigned DstAlign,
3882                               LLVMValueRef Src, unsigned SrcAlign,
3883                               LLVMValueRef Size) {
3884   return wrap(unwrap(B)->CreateMemMove(unwrap(Dst), MaybeAlign(DstAlign),
3885                                        unwrap(Src), MaybeAlign(SrcAlign),
3886                                        unwrap(Size)));
3887 }
3888
3889 LLVMValueRef LLVMBuildAlloca(LLVMBuilderRef B, LLVMTypeRef Ty,
3890                              const char *Name) {
3891   return wrap(unwrap(B)->CreateAlloca(unwrap(Ty), nullptr, Name));
3892 }
3893
3894 LLVMValueRef LLVMBuildArrayAlloca(LLVMBuilderRef B, LLVMTypeRef Ty,
3895                                   LLVMValueRef Val, const char *Name) {
3896   return wrap(unwrap(B)->CreateAlloca(unwrap(Ty), unwrap(Val), Name));
3897 }
3898
3899 LLVMValueRef LLVMBuildFree(LLVMBuilderRef B, LLVMValueRef PointerVal) {
3900   return wrap(unwrap(B)->CreateFree(unwrap(PointerVal)));
3901 }
3902
3903 LLVMValueRef LLVMBuildLoad2(LLVMBuilderRef B, LLVMTypeRef Ty,
3904                             LLVMValueRef PointerVal, const char *Name) {
3905   return wrap(unwrap(B)->CreateLoad(unwrap(Ty), unwrap(PointerVal), Name));
3906 }
3907
3908 LLVMValueRef LLVMBuildStore(LLVMBuilderRef B, LLVMValueRef Val,
3909                             LLVMValueRef PointerVal) {
3910   return wrap(unwrap(B)->CreateStore(unwrap(Val), unwrap(PointerVal)));
3911 }
3912
3913 static AtomicOrdering mapFromLLVMOrdering(LLVMAtomicOrdering Ordering) {
3914   switch (Ordering) {
3915     case LLVMAtomicOrderingNotAtomic: return AtomicOrdering::NotAtomic;
3916     case LLVMAtomicOrderingUnordered: return AtomicOrdering::Unordered;
3917     case LLVMAtomicOrderingMonotonic: return AtomicOrdering::Monotonic;
3918     case LLVMAtomicOrderingAcquire: return AtomicOrdering::Acquire;
3919     case LLVMAtomicOrderingRelease: return AtomicOrdering::Release;
3920     case LLVMAtomicOrderingAcquireRelease:
3921       return AtomicOrdering::AcquireRelease;
3922     case LLVMAtomicOrderingSequentiallyConsistent:
3923       return AtomicOrdering::SequentiallyConsistent;
3924   }
3925
3926   llvm_unreachable("Invalid LLVMAtomicOrdering value!");
3927 }
3928
3929 static LLVMAtomicOrdering mapToLLVMOrdering(AtomicOrdering Ordering) {
3930   switch (Ordering) {
3931     case AtomicOrdering::NotAtomic: return LLVMAtomicOrderingNotAtomic;
3932     case AtomicOrdering::Unordered: return LLVMAtomicOrderingUnordered;
3933     case AtomicOrdering::Monotonic: return LLVMAtomicOrderingMonotonic;
3934     case AtomicOrdering::Acquire: return LLVMAtomicOrderingAcquire;
3935     case AtomicOrdering::Release: return LLVMAtomicOrderingRelease;
3936     case AtomicOrdering::AcquireRelease:
3937       return LLVMAtomicOrderingAcquireRelease;
3938     case AtomicOrdering::SequentiallyConsistent:
3939       return LLVMAtomicOrderingSequentiallyConsistent;
3940   }
3941
3942   llvm_unreachable("Invalid AtomicOrdering value!");
3943 }
3944
3945 static AtomicRMWInst::BinOp mapFromLLVMRMWBinOp(LLVMAtomicRMWBinOp BinOp) {
3946   switch (BinOp) {
3947     case LLVMAtomicRMWBinOpXchg: return AtomicRMWInst::Xchg;
3948     case LLVMAtomicRMWBinOpAdd: return AtomicRMWInst::Add;
3949     case LLVMAtomicRMWBinOpSub: return AtomicRMWInst::Sub;
3950     case LLVMAtomicRMWBinOpAnd: return AtomicRMWInst::And;
3951     case LLVMAtomicRMWBinOpNand: return AtomicRMWInst::Nand;
3952     case LLVMAtomicRMWBinOpOr: return AtomicRMWInst::Or;
3953     case LLVMAtomicRMWBinOpXor: return AtomicRMWInst::Xor;
3954     case LLVMAtomicRMWBinOpMax: return AtomicRMWInst::Max;
3955     case LLVMAtomicRMWBinOpMin: return AtomicRMWInst::Min;
3956     case LLVMAtomicRMWBinOpUMax: return AtomicRMWInst::UMax;
3957     case LLVMAtomicRMWBinOpUMin: return AtomicRMWInst::UMin;
3958     case LLVMAtomicRMWBinOpFAdd: return AtomicRMWInst::FAdd;
3959     case LLVMAtomicRMWBinOpFSub: return AtomicRMWInst::FSub;
3960     case LLVMAtomicRMWBinOpFMax: return AtomicRMWInst::FMax;
3961     case LLVMAtomicRMWBinOpFMin: return AtomicRMWInst::FMin;
3962     case LLVMAtomicRMWBinOpUIncWrap:
3963       return AtomicRMWInst::UIncWrap;
3964     case LLVMAtomicRMWBinOpUDecWrap:
3965       return AtomicRMWInst::UDecWrap;
3966     case LLVMAtomicRMWBinOpUSubCond:
3967       return AtomicRMWInst::USubCond;
3968     case LLVMAtomicRMWBinOpUSubSat:
3969       return AtomicRMWInst::USubSat;
3970   }
3971
3972   llvm_unreachable("Invalid LLVMAtomicRMWBinOp value!");
3973 }
3974
3975 static LLVMAtomicRMWBinOp mapToLLVMRMWBinOp(AtomicRMWInst::BinOp BinOp) {
3976   switch (BinOp) {
3977     case AtomicRMWInst::Xchg: return LLVMAtomicRMWBinOpXchg;
3978     case AtomicRMWInst::Add: return LLVMAtomicRMWBinOpAdd;
3979     case AtomicRMWInst::Sub: return LLVMAtomicRMWBinOpSub;
3980     case AtomicRMWInst::And: return LLVMAtomicRMWBinOpAnd;
3981     case AtomicRMWInst::Nand: return LLVMAtomicRMWBinOpNand;
3982     case AtomicRMWInst::Or: return LLVMAtomicRMWBinOpOr;
3983     case AtomicRMWInst::Xor: return LLVMAtomicRMWBinOpXor;
3984     case AtomicRMWInst::Max: return LLVMAtomicRMWBinOpMax;
3985     case AtomicRMWInst::Min: return LLVMAtomicRMWBinOpMin;
3986     case AtomicRMWInst::UMax: return LLVMAtomicRMWBinOpUMax;
3987     case AtomicRMWInst::UMin: return LLVMAtomicRMWBinOpUMin;
3988     case AtomicRMWInst::FAdd: return LLVMAtomicRMWBinOpFAdd;
3989     case AtomicRMWInst::FSub: return LLVMAtomicRMWBinOpFSub;
3990     case AtomicRMWInst::FMax: return LLVMAtomicRMWBinOpFMax;
3991     case AtomicRMWInst::FMin: return LLVMAtomicRMWBinOpFMin;
3992     case AtomicRMWInst::UIncWrap:
3993       return LLVMAtomicRMWBinOpUIncWrap;
3994     case AtomicRMWInst::UDecWrap:
3995       return LLVMAtomicRMWBinOpUDecWrap;
3996     case AtomicRMWInst::USubCond:
3997       return LLVMAtomicRMWBinOpUSubCond;
3998     case AtomicRMWInst::USubSat:
3999       return LLVMAtomicRMWBinOpUSubSat;
4000     default: break;
4001   }
4002
4003   llvm_unreachable("Invalid AtomicRMWBinOp value!");
4004 }
4005
4006 LLVMValueRef LLVMBuildFence(LLVMBuilderRef B, LLVMAtomicOrdering Ordering,
4007                             LLVMBool isSingleThread, const char *Name) {
4008   return wrap(
4009     unwrap(B)->CreateFence(mapFromLLVMOrdering(Ordering),
4010                            isSingleThread ? SyncScope::SingleThread
4011                                           : SyncScope::System,
4012                            Name));
4013 }
4014
4015 LLVMValueRef LLVMBuildFenceSyncScope(LLVMBuilderRef B,
4016                                      LLVMAtomicOrdering Ordering, unsigned SSID,
4017                                      const char *Name) {
4018   return wrap(
4019       unwrap(B)->CreateFence(mapFromLLVMOrdering(Ordering), SSID, Name));
4020 }
4021
4022 LLVMValueRef LLVMBuildGEP2(LLVMBuilderRef B, LLVMTypeRef Ty,
4023                            LLVMValueRef Pointer, LLVMValueRef *Indices,
4024                            unsigned NumIndices, const char *Name) {
4025   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
4026   return wrap(unwrap(B)->CreateGEP(unwrap(Ty), unwrap(Pointer), IdxList, Name));
4027 }
4028
4029 LLVMValueRef LLVMBuildInBoundsGEP2(LLVMBuilderRef B, LLVMTypeRef Ty,
4030                                    LLVMValueRef Pointer, LLVMValueRef *Indices,
4031                                    unsigned NumIndices, const char *Name) {
4032   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
4033   return wrap(
4034       unwrap(B)->CreateInBoundsGEP(unwrap(Ty), unwrap(Pointer), IdxList, Name));
4035 }
4036
4037 LLVMValueRef LLVMBuildGEPWithNoWrapFlags(LLVMBuilderRef B, LLVMTypeRef Ty,
4038                                          LLVMValueRef Pointer,
4039                                          LLVMValueRef *Indices,
4040                                          unsigned NumIndices, const char *Name,
4041                                          LLVMGEPNoWrapFlags NoWrapFlags) {
4042   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
4043   return wrap(unwrap(B)->CreateGEP(unwrap(Ty), unwrap(Pointer), IdxList, Name,
4044                                    mapFromLLVMGEPNoWrapFlags(NoWrapFlags)));
4045 }
4046
4047 LLVMValueRef LLVMBuildStructGEP2(LLVMBuilderRef B, LLVMTypeRef Ty,
4048                                  LLVMValueRef Pointer, unsigned Idx,
4049                                  const char *Name) {
4050   return wrap(
4051       unwrap(B)->CreateStructGEP(unwrap(Ty), unwrap(Pointer), Idx, Name));
4052 }
4053
4054 LLVMValueRef LLVMBuildGlobalString(LLVMBuilderRef B, const char *Str,
4055                                    const char *Name) {
4056   return wrap(unwrap(B)->CreateGlobalString(Str, Name));
4057 }
4058
4059 LLVMValueRef LLVMBuildGlobalStringPtr(LLVMBuilderRef B, const char *Str,
4060                                       const char *Name) {
4061   return wrap(unwrap(B)->CreateGlobalString(Str, Name));
4062 }
4063
4064 LLVMBool LLVMGetVolatile(LLVMValueRef MemAccessInst) {
4065   Value *P = unwrap(MemAccessInst);
4066   if (LoadInst *LI = dyn_cast<LoadInst>(P))
4067     return LI->isVolatile();
4068   if (StoreInst *SI = dyn_cast<StoreInst>(P))
4069     return SI->isVolatile();
4070   if (AtomicRMWInst *AI = dyn_cast<AtomicRMWInst>(P))
4071     return AI->isVolatile();
4072   return cast<AtomicCmpXchgInst>(P)->isVolatile();
4073 }
4074
4075 void LLVMSetVolatile(LLVMValueRef MemAccessInst, LLVMBool isVolatile) {
4076   Value *P = unwrap(MemAccessInst);
4077   if (LoadInst *LI = dyn_cast<LoadInst>(P))
4078     return LI->setVolatile(isVolatile);
4079   if (StoreInst *SI = dyn_cast<StoreInst>(P))
4080     return SI->setVolatile(isVolatile);
4081   if (AtomicRMWInst *AI = dyn_cast<AtomicRMWInst>(P))
4082     return AI->setVolatile(isVolatile);
4083   return cast<AtomicCmpXchgInst>(P)->setVolatile(isVolatile);
4084 }
4085
4086 LLVMBool LLVMGetWeak(LLVMValueRef CmpXchgInst) {
4087   return unwrap<AtomicCmpXchgInst>(CmpXchgInst)->isWeak();
4088 }
4089
4090 void LLVMSetWeak(LLVMValueRef CmpXchgInst, LLVMBool isWeak) {
4091   return unwrap<AtomicCmpXchgInst>(CmpXchgInst)->setWeak(isWeak);
4092 }
4093
4094 LLVMAtomicOrdering LLVMGetOrdering(LLVMValueRef MemAccessInst) {
4095   Value *P = unwrap(MemAccessInst);
4096   AtomicOrdering O;
4097   if (LoadInst *LI = dyn_cast<LoadInst>(P))
4098     O = LI->getOrdering();
4099   else if (StoreInst *SI = dyn_cast<StoreInst>(P))
4100     O = SI->getOrdering();
4101   else if (FenceInst *FI = dyn_cast<FenceInst>(P))
4102     O = FI->getOrdering();
4103   else
4104     O = cast<AtomicRMWInst>(P)->getOrdering();
4105   return mapToLLVMOrdering(O);
4106 }
4107
4108 void LLVMSetOrdering(LLVMValueRef MemAccessInst, LLVMAtomicOrdering Ordering) {
4109   Value *P = unwrap(MemAccessInst);
4110   AtomicOrdering O = mapFromLLVMOrdering(Ordering);
4111
4112   if (LoadInst *LI = dyn_cast<LoadInst>(P))
4113     return LI->setOrdering(O);
4114   else if (FenceInst *FI = dyn_cast<FenceInst>(P))
4115     return FI->setOrdering(O);
4116   else if (AtomicRMWInst *ARWI = dyn_cast<AtomicRMWInst>(P))
4117     return ARWI->setOrdering(O);
4118   return cast<StoreInst>(P)->setOrdering(O);
4119 }
4120
4121 LLVMAtomicRMWBinOp LLVMGetAtomicRMWBinOp(LLVMValueRef Inst) {
4122   return mapToLLVMRMWBinOp(unwrap<AtomicRMWInst>(Inst)->getOperation());
4123 }
4124
4125 void LLVMSetAtomicRMWBinOp(LLVMValueRef Inst, LLVMAtomicRMWBinOp BinOp) {
4126   unwrap<AtomicRMWInst>(Inst)->setOperation(mapFromLLVMRMWBinOp(BinOp));
4127 }
4128
4129 /*--.. Casts ...............................................................--*/
4130
4131 LLVMValueRef LLVMBuildTrunc(LLVMBuilderRef B, LLVMValueRef Val,
4132                             LLVMTypeRef DestTy, const char *Name) {
4133   return wrap(unwrap(B)->CreateTrunc(unwrap(Val), unwrap(DestTy), Name));
4134 }
4135
4136 LLVMValueRef LLVMBuildZExt(LLVMBuilderRef B, LLVMValueRef Val,
4137                            LLVMTypeRef DestTy, const char *Name) {
4138   return wrap(unwrap(B)->CreateZExt(unwrap(Val), unwrap(DestTy), Name));
4139 }
4140
4141 LLVMValueRef LLVMBuildSExt(LLVMBuilderRef B, LLVMValueRef Val,
4142                            LLVMTypeRef DestTy, const char *Name) {
4143   return wrap(unwrap(B)->CreateSExt(unwrap(Val), unwrap(DestTy), Name));
4144 }
4145
4146 LLVMValueRef LLVMBuildFPToUI(LLVMBuilderRef B, LLVMValueRef Val,
4147                              LLVMTypeRef DestTy, const char *Name) {
4148   return wrap(unwrap(B)->CreateFPToUI(unwrap(Val), unwrap(DestTy), Name));
4149 }
4150
4151 LLVMValueRef LLVMBuildFPToSI(LLVMBuilderRef B, LLVMValueRef Val,
4152                              LLVMTypeRef DestTy, const char *Name) {
4153   return wrap(unwrap(B)->CreateFPToSI(unwrap(Val), unwrap(DestTy), Name));
4154 }
4155
4156 LLVMValueRef LLVMBuildUIToFP(LLVMBuilderRef B, LLVMValueRef Val,
4157                              LLVMTypeRef DestTy, const char *Name) {
4158   return wrap(unwrap(B)->CreateUIToFP(unwrap(Val), unwrap(DestTy), Name));
4159 }
4160
4161 LLVMValueRef LLVMBuildSIToFP(LLVMBuilderRef B, LLVMValueRef Val,
4162                              LLVMTypeRef DestTy, const char *Name) {
4163   return wrap(unwrap(B)->CreateSIToFP(unwrap(Val), unwrap(DestTy), Name));
4164 }
4165
4166 LLVMValueRef LLVMBuildFPTrunc(LLVMBuilderRef B, LLVMValueRef Val,
4167                               LLVMTypeRef DestTy, const char *Name) {
4168   return wrap(unwrap(B)->CreateFPTrunc(unwrap(Val), unwrap(DestTy), Name));
4169 }
4170
4171 LLVMValueRef LLVMBuildFPExt(LLVMBuilderRef B, LLVMValueRef Val,
4172                             LLVMTypeRef DestTy, const char *Name) {
4173   return wrap(unwrap(B)->CreateFPExt(unwrap(Val), unwrap(DestTy), Name));
4174 }
4175
4176 LLVMValueRef LLVMBuildPtrToInt(LLVMBuilderRef B, LLVMValueRef Val,
4177                                LLVMTypeRef DestTy, const char *Name) {
4178   return wrap(unwrap(B)->CreatePtrToInt(unwrap(Val), unwrap(DestTy), Name));
4179 }
4180
4181 LLVMValueRef LLVMBuildIntToPtr(LLVMBuilderRef B, LLVMValueRef Val,
4182                                LLVMTypeRef DestTy, const char *Name) {
4183   return wrap(unwrap(B)->CreateIntToPtr(unwrap(Val), unwrap(DestTy), Name));
4184 }
4185
4186 LLVMValueRef LLVMBuildBitCast(LLVMBuilderRef B, LLVMValueRef Val,
4187                               LLVMTypeRef DestTy, const char *Name) {
4188   return wrap(unwrap(B)->CreateBitCast(unwrap(Val), unwrap(DestTy), Name));
4189 }
4190
4191 LLVMValueRef LLVMBuildAddrSpaceCast(LLVMBuilderRef B, LLVMValueRef Val,
4192                                     LLVMTypeRef DestTy, const char *Name) {
4193   return wrap(unwrap(B)->CreateAddrSpaceCast(unwrap(Val), unwrap(DestTy), Name));
4194 }
4195
4196 LLVMValueRef LLVMBuildZExtOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
4197                                     LLVMTypeRef DestTy, const char *Name) {
4198   return wrap(unwrap(B)->CreateZExtOrBitCast(unwrap(Val), unwrap(DestTy),
4199                                              Name));
4200 }
4201
4202 LLVMValueRef LLVMBuildSExtOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
4203                                     LLVMTypeRef DestTy, const char *Name) {
4204   return wrap(unwrap(B)->CreateSExtOrBitCast(unwrap(Val), unwrap(DestTy),
4205                                              Name));
4206 }
4207
4208 LLVMValueRef LLVMBuildTruncOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
4209                                      LLVMTypeRef DestTy, const char *Name) {
4210   return wrap(unwrap(B)->CreateTruncOrBitCast(unwrap(Val), unwrap(DestTy),
4211                                               Name));
4212 }
4213
4214 LLVMValueRef LLVMBuildCast(LLVMBuilderRef B, LLVMOpcode Op, LLVMValueRef Val,
4215                            LLVMTypeRef DestTy, const char *Name) {
4216   return wrap(unwrap(B)->CreateCast(Instruction::CastOps(map_from_llvmopcode(Op)), unwrap(Val),
4217                                     unwrap(DestTy), Name));
4218 }
4219
4220 LLVMValueRef LLVMBuildPointerCast(LLVMBuilderRef B, LLVMValueRef Val,
4221                                   LLVMTypeRef DestTy, const char *Name) {
4222   return wrap(unwrap(B)->CreatePointerCast(unwrap(Val), unwrap(DestTy), Name));
4223 }
4224
4225 LLVMValueRef LLVMBuildIntCast2(LLVMBuilderRef B, LLVMValueRef Val,
4226                                LLVMTypeRef DestTy, LLVMBool IsSigned,
4227                                const char *Name) {
4228   return wrap(
4229       unwrap(B)->CreateIntCast(unwrap(Val), unwrap(DestTy), IsSigned, Name));
4230 }
4231
4232 LLVMValueRef LLVMBuildIntCast(LLVMBuilderRef B, LLVMValueRef Val,
4233                               LLVMTypeRef DestTy, const char *Name) {
4234   return wrap(unwrap(B)->CreateIntCast(unwrap(Val), unwrap(DestTy),
4235                                        /*isSigned*/true, Name));
4236 }
4237
4238 LLVMValueRef LLVMBuildFPCast(LLVMBuilderRef B, LLVMValueRef Val,
4239                              LLVMTypeRef DestTy, const char *Name) {
4240   return wrap(unwrap(B)->CreateFPCast(unwrap(Val), unwrap(DestTy), Name));
4241 }
4242
4243 LLVMOpcode LLVMGetCastOpcode(LLVMValueRef Src, LLVMBool SrcIsSigned,
4244                              LLVMTypeRef DestTy, LLVMBool DestIsSigned) {
4245   return map_to_llvmopcode(CastInst::getCastOpcode(
4246       unwrap(Src), SrcIsSigned, unwrap(DestTy), DestIsSigned));
4247 }
4248
4249 /*--.. Comparisons .........................................................--*/
4250
4251 LLVMValueRef LLVMBuildICmp(LLVMBuilderRef B, LLVMIntPredicate Op,
4252                            LLVMValueRef LHS, LLVMValueRef RHS,
4253                            const char *Name) {
4254   return wrap(unwrap(B)->CreateICmp(static_cast<ICmpInst::Predicate>(Op),
4255                                     unwrap(LHS), unwrap(RHS), Name));
4256 }
4257
4258 LLVMValueRef LLVMBuildFCmp(LLVMBuilderRef B, LLVMRealPredicate Op,
4259                            LLVMValueRef LHS, LLVMValueRef RHS,
4260                            const char *Name) {
4261   return wrap(unwrap(B)->CreateFCmp(static_cast<FCmpInst::Predicate>(Op),
4262                                     unwrap(LHS), unwrap(RHS), Name));
4263 }
4264
4265 /*--.. Miscellaneous instructions ..........................................--*/
4266
4267 LLVMValueRef LLVMBuildPhi(LLVMBuilderRef B, LLVMTypeRef Ty, const char *Name) {
4268   return wrap(unwrap(B)->CreatePHI(unwrap(Ty), 0, Name));
4269 }
4270
4271 LLVMValueRef LLVMBuildCall2(LLVMBuilderRef B, LLVMTypeRef Ty, LLVMValueRef Fn,
4272                             LLVMValueRef *Args, unsigned NumArgs,
4273                             const char *Name) {
4274   FunctionType *FTy = unwrap<FunctionType>(Ty);
4275   return wrap(unwrap(B)->CreateCall(FTy, unwrap(Fn),
4276                                     ArrayRef(unwrap(Args), NumArgs), Name));
4277 }
4278
4279 LLVMValueRef
4280 LLVMBuildCallWithOperandBundles(LLVMBuilderRef B, LLVMTypeRef Ty,
4281                                 LLVMValueRef Fn, LLVMValueRef *Args,
4282                                 unsigned NumArgs, LLVMOperandBundleRef *Bundles,
4283                                 unsigned NumBundles, const char *Name) {
4284   FunctionType *FTy = unwrap<FunctionType>(Ty);
4285   SmallVector<OperandBundleDef, 8> OBs;
4286   for (auto *Bundle : ArrayRef(Bundles, NumBundles)) {
4287     OperandBundleDef *OB = unwrap(Bundle);
4288     OBs.push_back(*OB);
4289   }
4290   return wrap(unwrap(B)->CreateCall(
4291       FTy, unwrap(Fn), ArrayRef(unwrap(Args), NumArgs), OBs, Name));
4292 }
4293
4294 LLVMValueRef LLVMBuildSelect(LLVMBuilderRef B, LLVMValueRef If,
4295                              LLVMValueRef Then, LLVMValueRef Else,
4296                              const char *Name) {
4297   return wrap(unwrap(B)->CreateSelect(unwrap(If), unwrap(Then), unwrap(Else),
4298                                       Name));
4299 }
4300
4301 LLVMValueRef LLVMBuildVAArg(LLVMBuilderRef B, LLVMValueRef List,
4302                             LLVMTypeRef Ty, const char *Name) {
4303   return wrap(unwrap(B)->CreateVAArg(unwrap(List), unwrap(Ty), Name));
4304 }
4305
4306 LLVMValueRef LLVMBuildExtractElement(LLVMBuilderRef B, LLVMValueRef VecVal,
4307                                       LLVMValueRef Index, const char *Name) {
4308   return wrap(unwrap(B)->CreateExtractElement(unwrap(VecVal), unwrap(Index),
4309                                               Name));
4310 }
4311
4312 LLVMValueRef LLVMBuildInsertElement(LLVMBuilderRef B, LLVMValueRef VecVal,
4313                                     LLVMValueRef EltVal, LLVMValueRef Index,
4314                                     const char *Name) {
4315   return wrap(unwrap(B)->CreateInsertElement(unwrap(VecVal), unwrap(EltVal),
4316                                              unwrap(Index), Name));
4317 }
4318
4319 LLVMValueRef LLVMBuildShuffleVector(LLVMBuilderRef B, LLVMValueRef V1,
4320                                     LLVMValueRef V2, LLVMValueRef Mask,
4321                                     const char *Name) {
4322   return wrap(unwrap(B)->CreateShuffleVector(unwrap(V1), unwrap(V2),
4323                                              unwrap(Mask), Name));
4324 }
4325
4326 LLVMValueRef LLVMBuildExtractValue(LLVMBuilderRef B, LLVMValueRef AggVal,
4327                                    unsigned Index, const char *Name) {
4328   return wrap(unwrap(B)->CreateExtractValue(unwrap(AggVal), Index, Name));
4329 }
4330
4331 LLVMValueRef LLVMBuildInsertValue(LLVMBuilderRef B, LLVMValueRef AggVal,
4332                                   LLVMValueRef EltVal, unsigned Index,
4333                                   const char *Name) {
4334   return wrap(unwrap(B)->CreateInsertValue(unwrap(AggVal), unwrap(EltVal),
4335                                            Index, Name));
4336 }
4337
4338 LLVMValueRef LLVMBuildFreeze(LLVMBuilderRef B, LLVMValueRef Val,
4339                              const char *Name) {
4340   return wrap(unwrap(B)->CreateFreeze(unwrap(Val), Name));
4341 }
4342
4343 LLVMValueRef LLVMBuildIsNull(LLVMBuilderRef B, LLVMValueRef Val,
4344                              const char *Name) {
4345   return wrap(unwrap(B)->CreateIsNull(unwrap(Val), Name));
4346 }
4347
4348 LLVMValueRef LLVMBuildIsNotNull(LLVMBuilderRef B, LLVMValueRef Val,
4349                                 const char *Name) {
4350   return wrap(unwrap(B)->CreateIsNotNull(unwrap(Val), Name));
4351 }
4352
4353 LLVMValueRef LLVMBuildPtrDiff2(LLVMBuilderRef B, LLVMTypeRef ElemTy,
4354                                LLVMValueRef LHS, LLVMValueRef RHS,
4355                                const char *Name) {
4356   return wrap(unwrap(B)->CreatePtrDiff(unwrap(ElemTy), unwrap(LHS),
4357                                        unwrap(RHS), Name));
4358 }
4359
4360 LLVMValueRef LLVMBuildAtomicRMW(LLVMBuilderRef B,LLVMAtomicRMWBinOp op,
4361                                LLVMValueRef PTR, LLVMValueRef Val,
4362                                LLVMAtomicOrdering ordering,
4363                                LLVMBool singleThread) {
4364   AtomicRMWInst::BinOp intop = mapFromLLVMRMWBinOp(op);
4365   return wrap(unwrap(B)->CreateAtomicRMW(
4366       intop, unwrap(PTR), unwrap(Val), MaybeAlign(),
4367       mapFromLLVMOrdering(ordering),
4368       singleThread ? SyncScope::SingleThread : SyncScope::System));
4369 }
4370
4371 LLVMValueRef LLVMBuildAtomicRMWSyncScope(LLVMBuilderRef B,
4372                                          LLVMAtomicRMWBinOp op,
4373                                          LLVMValueRef PTR, LLVMValueRef Val,
4374                                          LLVMAtomicOrdering ordering,
4375                                          unsigned SSID) {
4376   AtomicRMWInst::BinOp intop = mapFromLLVMRMWBinOp(op);
4377   return wrap(unwrap(B)->CreateAtomicRMW(intop, unwrap(PTR), unwrap(Val),
4378                                          MaybeAlign(),
4379                                          mapFromLLVMOrdering(ordering), SSID));
4380 }
4381
4382 LLVMValueRef LLVMBuildAtomicCmpXchg(LLVMBuilderRef B, LLVMValueRef Ptr,
4383                                     LLVMValueRef Cmp, LLVMValueRef New,
4384                                     LLVMAtomicOrdering SuccessOrdering,
4385                                     LLVMAtomicOrdering FailureOrdering,
4386                                     LLVMBool singleThread) {
4387
4388   return wrap(unwrap(B)->CreateAtomicCmpXchg(
4389       unwrap(Ptr), unwrap(Cmp), unwrap(New), MaybeAlign(),
4390       mapFromLLVMOrdering(SuccessOrdering),
4391       mapFromLLVMOrdering(FailureOrdering),
4392       singleThread ? SyncScope::SingleThread : SyncScope::System));
4393 }
4394
4395 LLVMValueRef LLVMBuildAtomicCmpXchgSyncScope(LLVMBuilderRef B, LLVMValueRef Ptr,
4396                                              LLVMValueRef Cmp, LLVMValueRef New,
4397                                              LLVMAtomicOrdering SuccessOrdering,
4398                                              LLVMAtomicOrdering FailureOrdering,
4399                                              unsigned SSID) {
4400   return wrap(unwrap(B)->CreateAtomicCmpXchg(
4401       unwrap(Ptr), unwrap(Cmp), unwrap(New), MaybeAlign(),
4402       mapFromLLVMOrdering(SuccessOrdering),
4403       mapFromLLVMOrdering(FailureOrdering), SSID));
4404 }
4405
4406 unsigned LLVMGetNumMaskElements(LLVMValueRef SVInst) {
4407   Value *P = unwrap(SVInst);
4408   ShuffleVectorInst *I = cast<ShuffleVectorInst>(P);
4409   return I->getShuffleMask().size();
4410 }
4411
4412 int LLVMGetMaskValue(LLVMValueRef SVInst, unsigned Elt) {
4413   Value *P = unwrap(SVInst);
4414   ShuffleVectorInst *I = cast<ShuffleVectorInst>(P);
4415   return I->getMaskValue(Elt);
4416 }
4417
4418 int LLVMGetUndefMaskElem(void) { return PoisonMaskElem; }
4419
4420 LLVMBool LLVMIsAtomic(LLVMValueRef Inst) {
4421   return unwrap<Instruction>(Inst)->isAtomic();
4422 }
4423
4424 LLVMBool LLVMIsAtomicSingleThread(LLVMValueRef AtomicInst) {
4425   // Backwards compatibility: return false for non-atomic instructions
4426   Instruction *I = unwrap<Instruction>(AtomicInst);
4427   if (!I->isAtomic())
4428     return 0;
4429
4430   return *getAtomicSyncScopeID(I) == SyncScope::SingleThread;
4431 }
4432
4433 void LLVMSetAtomicSingleThread(LLVMValueRef AtomicInst, LLVMBool NewValue) {
4434   // Backwards compatibility: ignore non-atomic instructions
4435   Instruction *I = unwrap<Instruction>(AtomicInst);
4436   if (!I->isAtomic())
4437     return;
4438
4439   SyncScope::ID SSID = NewValue ? SyncScope::SingleThread : SyncScope::System;
4440   setAtomicSyncScopeID(I, SSID);
4441 }
4442
4443 unsigned LLVMGetAtomicSyncScopeID(LLVMValueRef AtomicInst) {
4444   Instruction *I = unwrap<Instruction>(AtomicInst);
4445   assert(I->isAtomic() && "Expected an atomic instruction");
4446   return *getAtomicSyncScopeID(I);
4447 }
4448
4449 void LLVMSetAtomicSyncScopeID(LLVMValueRef AtomicInst, unsigned SSID) {
4450   Instruction *I = unwrap<Instruction>(AtomicInst);
4451   assert(I->isAtomic() && "Expected an atomic instruction");
4452   setAtomicSyncScopeID(I, SSID);
4453 }
4454
4455 LLVMAtomicOrdering LLVMGetCmpXchgSuccessOrdering(LLVMValueRef CmpXchgInst)  {
4456   Value *P = unwrap(CmpXchgInst);
4457   return mapToLLVMOrdering(cast<AtomicCmpXchgInst>(P)->getSuccessOrdering());
4458 }
4459
4460 void LLVMSetCmpXchgSuccessOrdering(LLVMValueRef CmpXchgInst,
4461                                    LLVMAtomicOrdering Ordering) {
4462   Value *P = unwrap(CmpXchgInst);
4463   AtomicOrdering O = mapFromLLVMOrdering(Ordering);
4464
4465   return cast<AtomicCmpXchgInst>(P)->setSuccessOrdering(O);
4466 }
4467
4468 LLVMAtomicOrdering LLVMGetCmpXchgFailureOrdering(LLVMValueRef CmpXchgInst)  {
4469   Value *P = unwrap(CmpXchgInst);
4470   return mapToLLVMOrdering(cast<AtomicCmpXchgInst>(P)->getFailureOrdering());
4471 }
4472
4473 void LLVMSetCmpXchgFailureOrdering(LLVMValueRef CmpXchgInst,
4474                                    LLVMAtomicOrdering Ordering) {
4475   Value *P = unwrap(CmpXchgInst);
4476   AtomicOrdering O = mapFromLLVMOrdering(Ordering);
4477
4478   return cast<AtomicCmpXchgInst>(P)->setFailureOrdering(O);
4479 }
4480
4481 /*===-- Module providers --------------------------------------------------===*/
4482
4483 LLVMModuleProviderRef
4484 LLVMCreateModuleProviderForExistingModule(LLVMModuleRef M) {
4485   return reinterpret_cast<LLVMModuleProviderRef>(M);
4486 }
4487
4488 void LLVMDisposeModuleProvider(LLVMModuleProviderRef MP) {
4489   delete unwrap(MP);
4490 }
4491
4492
4493 /*===-- Memory buffers ----------------------------------------------------===*/
4494
4495 LLVMBool LLVMCreateMemoryBufferWithContentsOfFile(
4496     const char *Path,
4497     LLVMMemoryBufferRef *OutMemBuf,
4498     char **OutMessage) {
4499
4500   ErrorOr<std::unique_ptr<MemoryBuffer>> MBOrErr = MemoryBuffer::getFile(Path);
4501   if (std::error_code EC = MBOrErr.getError()) {
4502     *OutMessage = strdup(EC.message().c_str());
4503     return 1;
4504   }
4505   *OutMemBuf = wrap(MBOrErr.get().release());
4506   return 0;
4507 }
4508
4509 LLVMBool LLVMCreateMemoryBufferWithSTDIN(LLVMMemoryBufferRef *OutMemBuf,
4510                                          char **OutMessage) {
4511   ErrorOr<std::unique_ptr<MemoryBuffer>> MBOrErr = MemoryBuffer::getSTDIN();
4512   if (std::error_code EC = MBOrErr.getError()) {
4513     *OutMessage = strdup(EC.message().c_str());
4514     return 1;
4515   }
4516   *OutMemBuf = wrap(MBOrErr.get().release());
4517   return 0;
4518 }
4519
4520 LLVMMemoryBufferRef LLVMCreateMemoryBufferWithMemoryRange(
4521     const char *InputData,
4522     size_t InputDataLength,
4523     const char *BufferName,
4524     LLVMBool RequiresNullTerminator) {
4525
4526   return wrap(MemoryBuffer::getMemBuffer(StringRef(InputData, InputDataLength),
4527                                          StringRef(BufferName),
4528                                          RequiresNullTerminator).release());
4529 }
4530
4531 LLVMMemoryBufferRef LLVMCreateMemoryBufferWithMemoryRangeCopy(
4532     const char *InputData,
4533     size_t InputDataLength,
4534     const char *BufferName) {
4535
4536   return wrap(
4537       MemoryBuffer::getMemBufferCopy(StringRef(InputData, InputDataLength),
4538                                      StringRef(BufferName)).release());
4539 }
4540
4541 const char *LLVMGetBufferStart(LLVMMemoryBufferRef MemBuf) {
4542   return unwrap(MemBuf)->getBufferStart();
4543 }
4544
4545 size_t LLVMGetBufferSize(LLVMMemoryBufferRef MemBuf) {
4546   return unwrap(MemBuf)->getBufferSize();
4547 }
4548
4549 void LLVMDisposeMemoryBuffer(LLVMMemoryBufferRef MemBuf) {
4550   delete unwrap(MemBuf);
4551 }
4552
4553 /*===-- Pass Manager ------------------------------------------------------===*/
4554
4555 LLVMPassManagerRef LLVMCreatePassManager() {
4556   return wrap(new legacy::PassManager());
4557 }
4558
4559 LLVMPassManagerRef LLVMCreateFunctionPassManagerForModule(LLVMModuleRef M) {
4560   return wrap(new legacy::FunctionPassManager(unwrap(M)));
4561 }
4562
4563 LLVMPassManagerRef LLVMCreateFunctionPassManager(LLVMModuleProviderRef P) {
4564   return LLVMCreateFunctionPassManagerForModule(
4565                                             reinterpret_cast<LLVMModuleRef>(P));
4566 }
4567
4568 LLVMBool LLVMRunPassManager(LLVMPassManagerRef PM, LLVMModuleRef M) {
4569   return unwrap<legacy::PassManager>(PM)->run(*unwrap(M));
4570 }
4571
4572 LLVMBool LLVMInitializeFunctionPassManager(LLVMPassManagerRef FPM) {
4573   return unwrap<legacy::FunctionPassManager>(FPM)->doInitialization();
4574 }
4575
4576 LLVMBool LLVMRunFunctionPassManager(LLVMPassManagerRef FPM, LLVMValueRef F) {
4577   return unwrap<legacy::FunctionPassManager>(FPM)->run(*unwrap<Function>(F));
4578 }
4579
4580 LLVMBool LLVMFinalizeFunctionPassManager(LLVMPassManagerRef FPM) {
4581   return unwrap<legacy::FunctionPassManager>(FPM)->doFinalization();
4582 }
4583
4584 void LLVMDisposePassManager(LLVMPassManagerRef PM) {
4585   delete unwrap(PM);
4586 }
4587
4588 /*===-- Threading ------------------------------------------------------===*/
4589
4590 LLVMBool LLVMStartMultithreaded() {
4591   return LLVMIsMultithreaded();
4592 }
4593
4594 void LLVMStopMultithreaded() {
4595 }
4596
4597 LLVMBool LLVMIsMultithreaded() {
4598   return llvm_is_multithreaded();
4599 }