lib/IR/Core.cpp

   1 //===-- Core.cpp ----------------------------------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file implements the common infrastructure (including the C bindings)
  11 // for libLLVMCore.a, which implements the LLVM intermediate representation.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #include "llvm-c/Core.h"
  16 #include "llvm/Bitcode/ReaderWriter.h"
  17 #include "llvm/IR/Attributes.h"
  18 #include "llvm/IR/CallSite.h"
  19 #include "llvm/IR/Constants.h"
  20 #include "llvm/IR/DerivedTypes.h"
  21 #include "llvm/IR/DiagnosticInfo.h"
  22 #include "llvm/IR/DiagnosticPrinter.h"
  23 #include "llvm/IR/GlobalAlias.h"
  24 #include "llvm/IR/GlobalVariable.h"
  25 #include "llvm/IR/IRBuilder.h"
  26 #include "llvm/IR/InlineAsm.h"
  27 #include "llvm/IR/IntrinsicInst.h"
  28 #include "llvm/IR/LLVMContext.h"
  29 #include "llvm/IR/Module.h"
  30 #include "llvm/PassManager.h"
  31 #include "llvm/Support/Debug.h"
  32 #include "llvm/Support/ErrorHandling.h"
  33 #include "llvm/Support/FileSystem.h"
  34 #include "llvm/Support/ManagedStatic.h"
  35 #include "llvm/Support/MemoryBuffer.h"
  36 #include "llvm/Support/Threading.h"
  37 #include "llvm/Support/raw_ostream.h"
  38 #include <cassert>
  39 #include <cstdlib>
  40 #include <cstring>
  41 #include <system_error>
  42
  43 using namespace llvm;
  44
  45 #define DEBUG_TYPE "ir"
  46
  47 void llvm::initializeCore(PassRegistry &Registry) {
  48   initializeDominatorTreeWrapperPassPass(Registry);
  49   initializePrintModulePassWrapperPass(Registry);
  50   initializePrintFunctionPassWrapperPass(Registry);
  51   initializePrintBasicBlockPassPass(Registry);
  52   initializeVerifierLegacyPassPass(Registry);
  53 }
  54
  55 void LLVMInitializeCore(LLVMPassRegistryRef R) {
  56   initializeCore(*unwrap(R));
  57 }
  58
  59 void LLVMShutdown() {
  60   llvm_shutdown();
  61 }
  62
  63 /*===-- Error handling ----------------------------------------------------===*/
  64
  65 char *LLVMCreateMessage(const char *Message) {
  66   return strdup(Message);
  67 }
  68
  69 void LLVMDisposeMessage(char *Message) {
  70   free(Message);
  71 }
  72
  73
  74 /*===-- Operations on contexts --------------------------------------------===*/
  75
  76 LLVMContextRef LLVMContextCreate() {
  77   return wrap(new LLVMContext());
  78 }
  79
  80 LLVMContextRef LLVMGetGlobalContext() {
  81   return wrap(&getGlobalContext());
  82 }
  83
  84 void LLVMContextSetDiagnosticHandler(LLVMContextRef C,
  85                                      LLVMDiagnosticHandler Handler,
  86                                      void *DiagnosticContext) {
  87   unwrap(C)->setDiagnosticHandler(
  88       LLVM_EXTENSION reinterpret_cast<LLVMContext::DiagnosticHandlerTy>(Handler),
  89       DiagnosticContext);
  90 }
  91
  92 void LLVMContextSetYieldCallback(LLVMContextRef C, LLVMYieldCallback Callback,
  93                                  void *OpaqueHandle) {
  94   auto YieldCallback =
  95     LLVM_EXTENSION reinterpret_cast<LLVMContext::YieldCallbackTy>(Callback);
  96   unwrap(C)->setYieldCallback(YieldCallback, OpaqueHandle);
  97 }
  98
  99 void LLVMContextDispose(LLVMContextRef C) {
 100   delete unwrap(C);
 101 }
 102
 103 unsigned LLVMGetMDKindIDInContext(LLVMContextRef C, const char* Name,
 104                                   unsigned SLen) {
 105   return unwrap(C)->getMDKindID(StringRef(Name, SLen));
 106 }
 107
 108 unsigned LLVMGetMDKindID(const char* Name, unsigned SLen) {
 109   return LLVMGetMDKindIDInContext(LLVMGetGlobalContext(), Name, SLen);
 110 }
 111
 112 char *LLVMGetDiagInfoDescription(LLVMDiagnosticInfoRef DI) {
 113   std::string MsgStorage;
 114   raw_string_ostream Stream(MsgStorage);
 115   DiagnosticPrinterRawOStream DP(Stream);
 116
 117   unwrap(DI)->print(DP);
 118   Stream.flush();
 119
 120   return LLVMCreateMessage(MsgStorage.c_str());
 121 }
 122
 123 LLVMDiagnosticSeverity LLVMGetDiagInfoSeverity(LLVMDiagnosticInfoRef DI){
 124     LLVMDiagnosticSeverity severity;
 125
 126     switch(unwrap(DI)->getSeverity()) {
 127     default:
 128       severity = LLVMDSError;
 129       break;
 130     case DS_Warning:
 131       severity = LLVMDSWarning;
 132       break;
 133     case DS_Remark:
 134       severity = LLVMDSRemark;
 135       break;
 136     case DS_Note:
 137       severity = LLVMDSNote;
 138       break;
 139     }
 140
 141     return severity;
 142 }
 143
 144
 145
 146
 147 /*===-- Operations on modules ---------------------------------------------===*/
 148
 149 LLVMModuleRef LLVMModuleCreateWithName(const char *ModuleID) {
 150   return wrap(new Module(ModuleID, getGlobalContext()));
 151 }
 152
 153 LLVMModuleRef LLVMModuleCreateWithNameInContext(const char *ModuleID,
 154                                                 LLVMContextRef C) {
 155   return wrap(new Module(ModuleID, *unwrap(C)));
 156 }
 157
 158 void LLVMDisposeModule(LLVMModuleRef M) {
 159   delete unwrap(M);
 160 }
 161
 162 /*--.. Data layout .........................................................--*/
 163 const char * LLVMGetDataLayout(LLVMModuleRef M) {
 164   return unwrap(M)->getDataLayoutStr().c_str();
 165 }
 166
 167 void LLVMSetDataLayout(LLVMModuleRef M, const char *Triple) {
 168   unwrap(M)->setDataLayout(Triple);
 169 }
 170
 171 /*--.. Target triple .......................................................--*/
 172 const char * LLVMGetTarget(LLVMModuleRef M) {
 173   return unwrap(M)->getTargetTriple().c_str();
 174 }
 175
 176 void LLVMSetTarget(LLVMModuleRef M, const char *Triple) {
 177   unwrap(M)->setTargetTriple(Triple);
 178 }
 179
 180 void LLVMDumpModule(LLVMModuleRef M) {
 181   unwrap(M)->dump();
 182 }
 183
 184 LLVMBool LLVMPrintModuleToFile(LLVMModuleRef M, const char *Filename,
 185                                char **ErrorMessage) {
 186   std::error_code EC;
 187   raw_fd_ostream dest(Filename, EC, sys::fs::F_Text);
 188   if (EC) {
 189     *ErrorMessage = strdup(EC.message().c_str());
 190     return true;
 191   }
 192
 193   unwrap(M)->print(dest, nullptr);
 194
 195   dest.close();
 196
 197   if (dest.has_error()) {
 198     *ErrorMessage = strdup("Error printing to file");
 199     return true;
 200   }
 201
 202   return false;
 203 }
 204
 205 char *LLVMPrintModuleToString(LLVMModuleRef M) {
 206   std::string buf;
 207   raw_string_ostream os(buf);
 208
 209   unwrap(M)->print(os, nullptr);
 210   os.flush();
 211
 212   return strdup(buf.c_str());
 213 }
 214
 215 /*--.. Operations on inline assembler ......................................--*/
 216 void LLVMSetModuleInlineAsm(LLVMModuleRef M, const char *Asm) {
 217   unwrap(M)->setModuleInlineAsm(StringRef(Asm));
 218 }
 219
 220
 221 /*--.. Operations on module contexts ......................................--*/
 222 LLVMContextRef LLVMGetModuleContext(LLVMModuleRef M) {
 223   return wrap(&unwrap(M)->getContext());
 224 }
 225
 226
 227 /*===-- Operations on types -----------------------------------------------===*/
 228
 229 /*--.. Operations on all types (mostly) ....................................--*/
 230
 231 LLVMTypeKind LLVMGetTypeKind(LLVMTypeRef Ty) {
 232   switch (unwrap(Ty)->getTypeID()) {
 233   case Type::VoidTyID:
 234     return LLVMVoidTypeKind;
 235   case Type::HalfTyID:
 236     return LLVMHalfTypeKind;
 237   case Type::FloatTyID:
 238     return LLVMFloatTypeKind;
 239   case Type::DoubleTyID:
 240     return LLVMDoubleTypeKind;
 241   case Type::X86_FP80TyID:
 242     return LLVMX86_FP80TypeKind;
 243   case Type::FP128TyID:
 244     return LLVMFP128TypeKind;
 245   case Type::PPC_FP128TyID:
 246     return LLVMPPC_FP128TypeKind;
 247   case Type::LabelTyID:
 248     return LLVMLabelTypeKind;
 249   case Type::MetadataTyID:
 250     return LLVMMetadataTypeKind;
 251   case Type::IntegerTyID:
 252     return LLVMIntegerTypeKind;
 253   case Type::FunctionTyID:
 254     return LLVMFunctionTypeKind;
 255   case Type::StructTyID:
 256     return LLVMStructTypeKind;
 257   case Type::ArrayTyID:
 258     return LLVMArrayTypeKind;
 259   case Type::PointerTyID:
 260     return LLVMPointerTypeKind;
 261   case Type::VectorTyID:
 262     return LLVMVectorTypeKind;
 263   case Type::X86_MMXTyID:
 264     return LLVMX86_MMXTypeKind;
 265   }
 266   llvm_unreachable("Unhandled TypeID.");
 267 }
 268
 269 LLVMBool LLVMTypeIsSized(LLVMTypeRef Ty)
 270 {
 271     return unwrap(Ty)->isSized();
 272 }
 273
 274 LLVMContextRef LLVMGetTypeContext(LLVMTypeRef Ty) {
 275   return wrap(&unwrap(Ty)->getContext());
 276 }
 277
 278 void LLVMDumpType(LLVMTypeRef Ty) {
 279   return unwrap(Ty)->dump();
 280 }
 281
 282 char *LLVMPrintTypeToString(LLVMTypeRef Ty) {
 283   std::string buf;
 284   raw_string_ostream os(buf);
 285
 286   if (unwrap(Ty))
 287     unwrap(Ty)->print(os);
 288   else
 289     os << "Printing <null> Type";
 290
 291   os.flush();
 292
 293   return strdup(buf.c_str());
 294 }
 295
 296 /*--.. Operations on integer types .........................................--*/
 297
 298 LLVMTypeRef LLVMInt1TypeInContext(LLVMContextRef C)  {
 299   return (LLVMTypeRef) Type::getInt1Ty(*unwrap(C));
 300 }
 301 LLVMTypeRef LLVMInt8TypeInContext(LLVMContextRef C)  {
 302   return (LLVMTypeRef) Type::getInt8Ty(*unwrap(C));
 303 }
 304 LLVMTypeRef LLVMInt16TypeInContext(LLVMContextRef C) {
 305   return (LLVMTypeRef) Type::getInt16Ty(*unwrap(C));
 306 }
 307 LLVMTypeRef LLVMInt32TypeInContext(LLVMContextRef C) {
 308   return (LLVMTypeRef) Type::getInt32Ty(*unwrap(C));
 309 }
 310 LLVMTypeRef LLVMInt64TypeInContext(LLVMContextRef C) {
 311   return (LLVMTypeRef) Type::getInt64Ty(*unwrap(C));
 312 }
 313 LLVMTypeRef LLVMIntTypeInContext(LLVMContextRef C, unsigned NumBits) {
 314   return wrap(IntegerType::get(*unwrap(C), NumBits));
 315 }
 316
 317 LLVMTypeRef LLVMInt1Type(void)  {
 318   return LLVMInt1TypeInContext(LLVMGetGlobalContext());
 319 }
 320 LLVMTypeRef LLVMInt8Type(void)  {
 321   return LLVMInt8TypeInContext(LLVMGetGlobalContext());
 322 }
 323 LLVMTypeRef LLVMInt16Type(void) {
 324   return LLVMInt16TypeInContext(LLVMGetGlobalContext());
 325 }
 326 LLVMTypeRef LLVMInt32Type(void) {
 327   return LLVMInt32TypeInContext(LLVMGetGlobalContext());
 328 }
 329 LLVMTypeRef LLVMInt64Type(void) {
 330   return LLVMInt64TypeInContext(LLVMGetGlobalContext());
 331 }
 332 LLVMTypeRef LLVMIntType(unsigned NumBits) {
 333   return LLVMIntTypeInContext(LLVMGetGlobalContext(), NumBits);
 334 }
 335
 336 unsigned LLVMGetIntTypeWidth(LLVMTypeRef IntegerTy) {
 337   return unwrap<IntegerType>(IntegerTy)->getBitWidth();
 338 }
 339
 340 /*--.. Operations on real types ............................................--*/
 341
 342 LLVMTypeRef LLVMHalfTypeInContext(LLVMContextRef C) {
 343   return (LLVMTypeRef) Type::getHalfTy(*unwrap(C));
 344 }
 345 LLVMTypeRef LLVMFloatTypeInContext(LLVMContextRef C) {
 346   return (LLVMTypeRef) Type::getFloatTy(*unwrap(C));
 347 }
 348 LLVMTypeRef LLVMDoubleTypeInContext(LLVMContextRef C) {
 349   return (LLVMTypeRef) Type::getDoubleTy(*unwrap(C));
 350 }
 351 LLVMTypeRef LLVMX86FP80TypeInContext(LLVMContextRef C) {
 352   return (LLVMTypeRef) Type::getX86_FP80Ty(*unwrap(C));
 353 }
 354 LLVMTypeRef LLVMFP128TypeInContext(LLVMContextRef C) {
 355   return (LLVMTypeRef) Type::getFP128Ty(*unwrap(C));
 356 }
 357 LLVMTypeRef LLVMPPCFP128TypeInContext(LLVMContextRef C) {
 358   return (LLVMTypeRef) Type::getPPC_FP128Ty(*unwrap(C));
 359 }
 360 LLVMTypeRef LLVMX86MMXTypeInContext(LLVMContextRef C) {
 361   return (LLVMTypeRef) Type::getX86_MMXTy(*unwrap(C));
 362 }
 363
 364 LLVMTypeRef LLVMHalfType(void) {
 365   return LLVMHalfTypeInContext(LLVMGetGlobalContext());
 366 }
 367 LLVMTypeRef LLVMFloatType(void) {
 368   return LLVMFloatTypeInContext(LLVMGetGlobalContext());
 369 }
 370 LLVMTypeRef LLVMDoubleType(void) {
 371   return LLVMDoubleTypeInContext(LLVMGetGlobalContext());
 372 }
 373 LLVMTypeRef LLVMX86FP80Type(void) {
 374   return LLVMX86FP80TypeInContext(LLVMGetGlobalContext());
 375 }
 376 LLVMTypeRef LLVMFP128Type(void) {
 377   return LLVMFP128TypeInContext(LLVMGetGlobalContext());
 378 }
 379 LLVMTypeRef LLVMPPCFP128Type(void) {
 380   return LLVMPPCFP128TypeInContext(LLVMGetGlobalContext());
 381 }
 382 LLVMTypeRef LLVMX86MMXType(void) {
 383   return LLVMX86MMXTypeInContext(LLVMGetGlobalContext());
 384 }
 385
 386 /*--.. Operations on function types ........................................--*/
 387
 388 LLVMTypeRef LLVMFunctionType(LLVMTypeRef ReturnType,
 389                              LLVMTypeRef *ParamTypes, unsigned ParamCount,
 390                              LLVMBool IsVarArg) {
 391   ArrayRef<Type*> Tys(unwrap(ParamTypes), ParamCount);
 392   return wrap(FunctionType::get(unwrap(ReturnType), Tys, IsVarArg != 0));
 393 }
 394
 395 LLVMBool LLVMIsFunctionVarArg(LLVMTypeRef FunctionTy) {
 396   return unwrap<FunctionType>(FunctionTy)->isVarArg();
 397 }
 398
 399 LLVMTypeRef LLVMGetReturnType(LLVMTypeRef FunctionTy) {
 400   return wrap(unwrap<FunctionType>(FunctionTy)->getReturnType());
 401 }
 402
 403 unsigned LLVMCountParamTypes(LLVMTypeRef FunctionTy) {
 404   return unwrap<FunctionType>(FunctionTy)->getNumParams();
 405 }
 406
 407 void LLVMGetParamTypes(LLVMTypeRef FunctionTy, LLVMTypeRef *Dest) {
 408   FunctionType *Ty = unwrap<FunctionType>(FunctionTy);
 409   for (FunctionType::param_iterator I = Ty->param_begin(),
 410                                     E = Ty->param_end(); I != E; ++I)
 411     *Dest++ = wrap(*I);
 412 }
 413
 414 /*--.. Operations on struct types ..........................................--*/
 415
 416 LLVMTypeRef LLVMStructTypeInContext(LLVMContextRef C, LLVMTypeRef *ElementTypes,
 417                            unsigned ElementCount, LLVMBool Packed) {
 418   ArrayRef<Type*> Tys(unwrap(ElementTypes), ElementCount);
 419   return wrap(StructType::get(*unwrap(C), Tys, Packed != 0));
 420 }
 421
 422 LLVMTypeRef LLVMStructType(LLVMTypeRef *ElementTypes,
 423                            unsigned ElementCount, LLVMBool Packed) {
 424   return LLVMStructTypeInContext(LLVMGetGlobalContext(), ElementTypes,
 425                                  ElementCount, Packed);
 426 }
 427
 428 LLVMTypeRef LLVMStructCreateNamed(LLVMContextRef C, const char *Name)
 429 {
 430   return wrap(StructType::create(*unwrap(C), Name));
 431 }
 432
 433 const char *LLVMGetStructName(LLVMTypeRef Ty)
 434 {
 435   StructType *Type = unwrap<StructType>(Ty);
 436   if (!Type->hasName())
 437     return nullptr;
 438   return Type->getName().data();
 439 }
 440
 441 void LLVMStructSetBody(LLVMTypeRef StructTy, LLVMTypeRef *ElementTypes,
 442                        unsigned ElementCount, LLVMBool Packed) {
 443   ArrayRef<Type*> Tys(unwrap(ElementTypes), ElementCount);
 444   unwrap<StructType>(StructTy)->setBody(Tys, Packed != 0);
 445 }
 446
 447 unsigned LLVMCountStructElementTypes(LLVMTypeRef StructTy) {
 448   return unwrap<StructType>(StructTy)->getNumElements();
 449 }
 450
 451 void LLVMGetStructElementTypes(LLVMTypeRef StructTy, LLVMTypeRef *Dest) {
 452   StructType *Ty = unwrap<StructType>(StructTy);
 453   for (StructType::element_iterator I = Ty->element_begin(),
 454                                     E = Ty->element_end(); I != E; ++I)
 455     *Dest++ = wrap(*I);
 456 }
 457
 458 LLVMBool LLVMIsPackedStruct(LLVMTypeRef StructTy) {
 459   return unwrap<StructType>(StructTy)->isPacked();
 460 }
 461
 462 LLVMBool LLVMIsOpaqueStruct(LLVMTypeRef StructTy) {
 463   return unwrap<StructType>(StructTy)->isOpaque();
 464 }
 465
 466 LLVMTypeRef LLVMGetTypeByName(LLVMModuleRef M, const char *Name) {
 467   return wrap(unwrap(M)->getTypeByName(Name));
 468 }
 469
 470 /*--.. Operations on array, pointer, and vector types (sequence types) .....--*/
 471
 472 LLVMTypeRef LLVMArrayType(LLVMTypeRef ElementType, unsigned ElementCount) {
 473   return wrap(ArrayType::get(unwrap(ElementType), ElementCount));
 474 }
 475
 476 LLVMTypeRef LLVMPointerType(LLVMTypeRef ElementType, unsigned AddressSpace) {
 477   return wrap(PointerType::get(unwrap(ElementType), AddressSpace));
 478 }
 479
 480 LLVMTypeRef LLVMVectorType(LLVMTypeRef ElementType, unsigned ElementCount) {
 481   return wrap(VectorType::get(unwrap(ElementType), ElementCount));
 482 }
 483
 484 LLVMTypeRef LLVMGetElementType(LLVMTypeRef Ty) {
 485   return wrap(unwrap<SequentialType>(Ty)->getElementType());
 486 }
 487
 488 unsigned LLVMGetArrayLength(LLVMTypeRef ArrayTy) {
 489   return unwrap<ArrayType>(ArrayTy)->getNumElements();
 490 }
 491
 492 unsigned LLVMGetPointerAddressSpace(LLVMTypeRef PointerTy) {
 493   return unwrap<PointerType>(PointerTy)->getAddressSpace();
 494 }
 495
 496 unsigned LLVMGetVectorSize(LLVMTypeRef VectorTy) {
 497   return unwrap<VectorType>(VectorTy)->getNumElements();
 498 }
 499
 500 /*--.. Operations on other types ...........................................--*/
 501
 502 LLVMTypeRef LLVMVoidTypeInContext(LLVMContextRef C)  {
 503   return wrap(Type::getVoidTy(*unwrap(C)));
 504 }
 505 LLVMTypeRef LLVMLabelTypeInContext(LLVMContextRef C) {
 506   return wrap(Type::getLabelTy(*unwrap(C)));
 507 }
 508
 509 LLVMTypeRef LLVMVoidType(void)  {
 510   return LLVMVoidTypeInContext(LLVMGetGlobalContext());
 511 }
 512 LLVMTypeRef LLVMLabelType(void) {
 513   return LLVMLabelTypeInContext(LLVMGetGlobalContext());
 514 }
 515
 516 /*===-- Operations on values ----------------------------------------------===*/
 517
 518 /*--.. Operations on all values ............................................--*/
 519
 520 LLVMTypeRef LLVMTypeOf(LLVMValueRef Val) {
 521   return wrap(unwrap(Val)->getType());
 522 }
 523
 524 const char *LLVMGetValueName(LLVMValueRef Val) {
 525   return unwrap(Val)->getName().data();
 526 }
 527
 528 void LLVMSetValueName(LLVMValueRef Val, const char *Name) {
 529   unwrap(Val)->setName(Name);
 530 }
 531
 532 void LLVMDumpValue(LLVMValueRef Val) {
 533   unwrap(Val)->dump();
 534 }
 535
 536 char* LLVMPrintValueToString(LLVMValueRef Val) {
 537   std::string buf;
 538   raw_string_ostream os(buf);
 539
 540   if (unwrap(Val))
 541     unwrap(Val)->print(os);
 542   else
 543     os << "Printing <null> Value";
 544
 545   os.flush();
 546
 547   return strdup(buf.c_str());
 548 }
 549
 550 void LLVMReplaceAllUsesWith(LLVMValueRef OldVal, LLVMValueRef NewVal) {
 551   unwrap(OldVal)->replaceAllUsesWith(unwrap(NewVal));
 552 }
 553
 554 int LLVMHasMetadata(LLVMValueRef Inst) {
 555   return unwrap<Instruction>(Inst)->hasMetadata();
 556 }
 557
 558 LLVMValueRef LLVMGetMetadata(LLVMValueRef Inst, unsigned KindID) {
 559   return wrap(unwrap<Instruction>(Inst)->getMetadata(KindID));
 560 }
 561
 562 void LLVMSetMetadata(LLVMValueRef Inst, unsigned KindID, LLVMValueRef MD) {
 563   unwrap<Instruction>(Inst)
 564       ->setMetadata(KindID, MD ? unwrap<Value>(MD) : nullptr);
 565 }
 566
 567 /*--.. Conversion functions ................................................--*/
 568
 569 #define LLVM_DEFINE_VALUE_CAST(name)                                       \
 570   LLVMValueRef LLVMIsA##name(LLVMValueRef Val) {                           \
 571     return wrap(static_cast<Value*>(dyn_cast_or_null<name>(unwrap(Val)))); \
 572   }
 573
 574 LLVM_FOR_EACH_VALUE_SUBCLASS(LLVM_DEFINE_VALUE_CAST)
 575
 576 /*--.. Operations on Uses ..................................................--*/
 577 LLVMUseRef LLVMGetFirstUse(LLVMValueRef Val) {
 578   Value *V = unwrap(Val);
 579   Value::use_iterator I = V->use_begin();
 580   if (I == V->use_end())
 581     return nullptr;
 582   return wrap(&*I);
 583 }
 584
 585 LLVMUseRef LLVMGetNextUse(LLVMUseRef U) {
 586   Use *Next = unwrap(U)->getNext();
 587   if (Next)
 588     return wrap(Next);
 589   return nullptr;
 590 }
 591
 592 LLVMValueRef LLVMGetUser(LLVMUseRef U) {
 593   return wrap(unwrap(U)->getUser());
 594 }
 595
 596 LLVMValueRef LLVMGetUsedValue(LLVMUseRef U) {
 597   return wrap(unwrap(U)->get());
 598 }
 599
 600 /*--.. Operations on Users .................................................--*/
 601 LLVMValueRef LLVMGetOperand(LLVMValueRef Val, unsigned Index) {
 602   Value *V = unwrap(Val);
 603   if (MDNode *MD = dyn_cast<MDNode>(V))
 604       return wrap(MD->getOperand(Index));
 605   return wrap(cast<User>(V)->getOperand(Index));
 606 }
 607
 608 LLVMUseRef LLVMGetOperandUse(LLVMValueRef Val, unsigned Index) {
 609   Value *V = unwrap(Val);
 610   return wrap(&cast<User>(V)->getOperandUse(Index));
 611 }
 612
 613 void LLVMSetOperand(LLVMValueRef Val, unsigned Index, LLVMValueRef Op) {
 614   unwrap<User>(Val)->setOperand(Index, unwrap(Op));
 615 }
 616
 617 int LLVMGetNumOperands(LLVMValueRef Val) {
 618   Value *V = unwrap(Val);
 619   if (MDNode *MD = dyn_cast<MDNode>(V))
 620       return MD->getNumOperands();
 621   return cast<User>(V)->getNumOperands();
 622 }
 623
 624 /*--.. Operations on constants of any type .................................--*/
 625
 626 LLVMValueRef LLVMConstNull(LLVMTypeRef Ty) {
 627   return wrap(Constant::getNullValue(unwrap(Ty)));
 628 }
 629
 630 LLVMValueRef LLVMConstAllOnes(LLVMTypeRef Ty) {
 631   return wrap(Constant::getAllOnesValue(unwrap(Ty)));
 632 }
 633
 634 LLVMValueRef LLVMGetUndef(LLVMTypeRef Ty) {
 635   return wrap(UndefValue::get(unwrap(Ty)));
 636 }
 637
 638 LLVMBool LLVMIsConstant(LLVMValueRef Ty) {
 639   return isa<Constant>(unwrap(Ty));
 640 }
 641
 642 LLVMBool LLVMIsNull(LLVMValueRef Val) {
 643   if (Constant *C = dyn_cast<Constant>(unwrap(Val)))
 644     return C->isNullValue();
 645   return false;
 646 }
 647
 648 LLVMBool LLVMIsUndef(LLVMValueRef Val) {
 649   return isa<UndefValue>(unwrap(Val));
 650 }
 651
 652 LLVMValueRef LLVMConstPointerNull(LLVMTypeRef Ty) {
 653   return
 654       wrap(ConstantPointerNull::get(unwrap<PointerType>(Ty)));
 655 }
 656
 657 /*--.. Operations on metadata nodes ........................................--*/
 658
 659 LLVMValueRef LLVMMDStringInContext(LLVMContextRef C, const char *Str,
 660                                    unsigned SLen) {
 661   return wrap(MDString::get(*unwrap(C), StringRef(Str, SLen)));
 662 }
 663
 664 LLVMValueRef LLVMMDString(const char *Str, unsigned SLen) {
 665   return LLVMMDStringInContext(LLVMGetGlobalContext(), Str, SLen);
 666 }
 667
 668 LLVMValueRef LLVMMDNodeInContext(LLVMContextRef C, LLVMValueRef *Vals,
 669                                  unsigned Count) {
 670   return wrap(MDNode::get(*unwrap(C),
 671                           makeArrayRef(unwrap<Value>(Vals, Count), Count)));
 672 }
 673
 674 LLVMValueRef LLVMMDNode(LLVMValueRef *Vals, unsigned Count) {
 675   return LLVMMDNodeInContext(LLVMGetGlobalContext(), Vals, Count);
 676 }
 677
 678 const char *LLVMGetMDString(LLVMValueRef V, unsigned* Len) {
 679   if (const MDString *S = dyn_cast<MDString>(unwrap(V))) {
 680     *Len = S->getString().size();
 681     return S->getString().data();
 682   }
 683   *Len = 0;
 684   return nullptr;
 685 }
 686
 687 unsigned LLVMGetMDNodeNumOperands(LLVMValueRef V)
 688 {
 689   return cast<MDNode>(unwrap(V))->getNumOperands();
 690 }
 691
 692 void LLVMGetMDNodeOperands(LLVMValueRef V, LLVMValueRef *Dest)
 693 {
 694   const MDNode *N = cast<MDNode>(unwrap(V));
 695   const unsigned numOperands = N->getNumOperands();
 696   for (unsigned i = 0; i < numOperands; i++)
 697     Dest[i] = wrap(N->getOperand(i));
 698 }
 699
 700 unsigned LLVMGetNamedMetadataNumOperands(LLVMModuleRef M, const char* name)
 701 {
 702   if (NamedMDNode *N = unwrap(M)->getNamedMetadata(name)) {
 703     return N->getNumOperands();
 704   }
 705   return 0;
 706 }
 707
 708 void LLVMGetNamedMetadataOperands(LLVMModuleRef M, const char* name, LLVMValueRef *Dest)
 709 {
 710   NamedMDNode *N = unwrap(M)->getNamedMetadata(name);
 711   if (!N)
 712     return;
 713   for (unsigned i=0;i<N->getNumOperands();i++)
 714     Dest[i] = wrap(N->getOperand(i));
 715 }
 716
 717 void LLVMAddNamedMetadataOperand(LLVMModuleRef M, const char* name,
 718                                  LLVMValueRef Val)
 719 {
 720   NamedMDNode *N = unwrap(M)->getOrInsertNamedMetadata(name);
 721   if (!N)
 722     return;
 723   Value *Op = Val ? unwrap<Value>(Val) : nullptr;
 724   if (Op)
 725     N->addOperand(Op);
 726 }
 727
 728 /*--.. Operations on scalar constants ......................................--*/
 729
 730 LLVMValueRef LLVMConstInt(LLVMTypeRef IntTy, unsigned long long N,
 731                           LLVMBool SignExtend) {
 732   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), N, SignExtend != 0));
 733 }
 734
 735 LLVMValueRef LLVMConstIntOfArbitraryPrecision(LLVMTypeRef IntTy,
 736                                               unsigned NumWords,
 737                                               const uint64_t Words[]) {
 738     IntegerType *Ty = unwrap<IntegerType>(IntTy);
 739     return wrap(ConstantInt::get(Ty->getContext(),
 740                                  APInt(Ty->getBitWidth(),
 741                                        makeArrayRef(Words, NumWords))));
 742 }
 743
 744 LLVMValueRef LLVMConstIntOfString(LLVMTypeRef IntTy, const char Str[],
 745                                   uint8_t Radix) {
 746   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), StringRef(Str),
 747                                Radix));
 748 }
 749
 750 LLVMValueRef LLVMConstIntOfStringAndSize(LLVMTypeRef IntTy, const char Str[],
 751                                          unsigned SLen, uint8_t Radix) {
 752   return wrap(ConstantInt::get(unwrap<IntegerType>(IntTy), StringRef(Str, SLen),
 753                                Radix));
 754 }
 755
 756 LLVMValueRef LLVMConstReal(LLVMTypeRef RealTy, double N) {
 757   return wrap(ConstantFP::get(unwrap(RealTy), N));
 758 }
 759
 760 LLVMValueRef LLVMConstRealOfString(LLVMTypeRef RealTy, const char *Text) {
 761   return wrap(ConstantFP::get(unwrap(RealTy), StringRef(Text)));
 762 }
 763
 764 LLVMValueRef LLVMConstRealOfStringAndSize(LLVMTypeRef RealTy, const char Str[],
 765                                           unsigned SLen) {
 766   return wrap(ConstantFP::get(unwrap(RealTy), StringRef(Str, SLen)));
 767 }
 768
 769 unsigned long long LLVMConstIntGetZExtValue(LLVMValueRef ConstantVal) {
 770   return unwrap<ConstantInt>(ConstantVal)->getZExtValue();
 771 }
 772
 773 long long LLVMConstIntGetSExtValue(LLVMValueRef ConstantVal) {
 774   return unwrap<ConstantInt>(ConstantVal)->getSExtValue();
 775 }
 776
 777 double LLVMConstRealGetDouble(LLVMValueRef ConstantVal, LLVMBool *LosesInfo) {
 778   ConstantFP *cFP = unwrap<ConstantFP>(ConstantVal) ;
 779   Type *Ty = cFP->getType();
 780
 781   if (Ty->isFloatTy()) {
 782     *LosesInfo = false;
 783     return cFP->getValueAPF().convertToFloat();
 784   }
 785
 786   if (Ty->isDoubleTy()) {
 787     *LosesInfo = false;
 788     return cFP->getValueAPF().convertToDouble();
 789   }
 790
 791   bool APFLosesInfo;
 792   APFloat APF = cFP->getValueAPF();
 793   APF.convert(APFloat::IEEEdouble, APFloat::rmNearestTiesToEven, &APFLosesInfo);
 794   *LosesInfo = APFLosesInfo;
 795   return APF.convertToDouble();
 796 }
 797
 798 /*--.. Operations on composite constants ...................................--*/
 799
 800 LLVMValueRef LLVMConstStringInContext(LLVMContextRef C, const char *Str,
 801                                       unsigned Length,
 802                                       LLVMBool DontNullTerminate) {
 803   /* Inverted the sense of AddNull because ', 0)' is a
 804      better mnemonic for null termination than ', 1)'. */
 805   return wrap(ConstantDataArray::getString(*unwrap(C), StringRef(Str, Length),
 806                                            DontNullTerminate == 0));
 807 }
 808 LLVMValueRef LLVMConstStructInContext(LLVMContextRef C,
 809                                       LLVMValueRef *ConstantVals,
 810                                       unsigned Count, LLVMBool Packed) {
 811   Constant **Elements = unwrap<Constant>(ConstantVals, Count);
 812   return wrap(ConstantStruct::getAnon(*unwrap(C), makeArrayRef(Elements, Count),
 813                                       Packed != 0));
 814 }
 815
 816 LLVMValueRef LLVMConstString(const char *Str, unsigned Length,
 817                              LLVMBool DontNullTerminate) {
 818   return LLVMConstStringInContext(LLVMGetGlobalContext(), Str, Length,
 819                                   DontNullTerminate);
 820 }
 821
 822 LLVMValueRef LLVMGetElementAsConstant(LLVMValueRef c, unsigned idx) {
 823   return wrap(static_cast<ConstantDataSequential*>(unwrap(c))->getElementAsConstant(idx));
 824 }
 825
 826 LLVMBool LLVMIsConstantString(LLVMValueRef c) {
 827   return static_cast<ConstantDataSequential*>(unwrap(c))->isString();
 828 }
 829
 830 const char *LLVMGetAsString(LLVMValueRef c, size_t* Length) {
 831   StringRef str = static_cast<ConstantDataSequential*>(unwrap(c))->getAsString();
 832   *Length = str.size();
 833   return str.data();
 834 }
 835
 836 LLVMValueRef LLVMConstArray(LLVMTypeRef ElementTy,
 837                             LLVMValueRef *ConstantVals, unsigned Length) {
 838   ArrayRef<Constant*> V(unwrap<Constant>(ConstantVals, Length), Length);
 839   return wrap(ConstantArray::get(ArrayType::get(unwrap(ElementTy), Length), V));
 840 }
 841
 842 LLVMValueRef LLVMConstStruct(LLVMValueRef *ConstantVals, unsigned Count,
 843                              LLVMBool Packed) {
 844   return LLVMConstStructInContext(LLVMGetGlobalContext(), ConstantVals, Count,
 845                                   Packed);
 846 }
 847
 848 LLVMValueRef LLVMConstNamedStruct(LLVMTypeRef StructTy,
 849                                   LLVMValueRef *ConstantVals,
 850                                   unsigned Count) {
 851   Constant **Elements = unwrap<Constant>(ConstantVals, Count);
 852   StructType *Ty = cast<StructType>(unwrap(StructTy));
 853
 854   return wrap(ConstantStruct::get(Ty, makeArrayRef(Elements, Count)));
 855 }
 856
 857 LLVMValueRef LLVMConstVector(LLVMValueRef *ScalarConstantVals, unsigned Size) {
 858   return wrap(ConstantVector::get(makeArrayRef(
 859                             unwrap<Constant>(ScalarConstantVals, Size), Size)));
 860 }
 861
 862 /*-- Opcode mapping */
 863
 864 static LLVMOpcode map_to_llvmopcode(int opcode)
 865 {
 866     switch (opcode) {
 867       default: llvm_unreachable("Unhandled Opcode.");
 868 #define HANDLE_INST(num, opc, clas) case num: return LLVM##opc;
 869 #include "llvm/IR/Instruction.def"
 870 #undef HANDLE_INST
 871     }
 872 }
 873
 874 static int map_from_llvmopcode(LLVMOpcode code)
 875 {
 876     switch (code) {
 877 #define HANDLE_INST(num, opc, clas) case LLVM##opc: return num;
 878 #include "llvm/IR/Instruction.def"
 879 #undef HANDLE_INST
 880     }
 881     llvm_unreachable("Unhandled Opcode.");
 882 }
 883
 884 /*--.. Constant expressions ................................................--*/
 885
 886 LLVMOpcode LLVMGetConstOpcode(LLVMValueRef ConstantVal) {
 887   return map_to_llvmopcode(unwrap<ConstantExpr>(ConstantVal)->getOpcode());
 888 }
 889
 890 LLVMValueRef LLVMAlignOf(LLVMTypeRef Ty) {
 891   return wrap(ConstantExpr::getAlignOf(unwrap(Ty)));
 892 }
 893
 894 LLVMValueRef LLVMSizeOf(LLVMTypeRef Ty) {
 895   return wrap(ConstantExpr::getSizeOf(unwrap(Ty)));
 896 }
 897
 898 LLVMValueRef LLVMConstNeg(LLVMValueRef ConstantVal) {
 899   return wrap(ConstantExpr::getNeg(unwrap<Constant>(ConstantVal)));
 900 }
 901
 902 LLVMValueRef LLVMConstNSWNeg(LLVMValueRef ConstantVal) {
 903   return wrap(ConstantExpr::getNSWNeg(unwrap<Constant>(ConstantVal)));
 904 }
 905
 906 LLVMValueRef LLVMConstNUWNeg(LLVMValueRef ConstantVal) {
 907   return wrap(ConstantExpr::getNUWNeg(unwrap<Constant>(ConstantVal)));
 908 }
 909
 910
 911 LLVMValueRef LLVMConstFNeg(LLVMValueRef ConstantVal) {
 912   return wrap(ConstantExpr::getFNeg(unwrap<Constant>(ConstantVal)));
 913 }
 914
 915 LLVMValueRef LLVMConstNot(LLVMValueRef ConstantVal) {
 916   return wrap(ConstantExpr::getNot(unwrap<Constant>(ConstantVal)));
 917 }
 918
 919 LLVMValueRef LLVMConstAdd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 920   return wrap(ConstantExpr::getAdd(unwrap<Constant>(LHSConstant),
 921                                    unwrap<Constant>(RHSConstant)));
 922 }
 923
 924 LLVMValueRef LLVMConstNSWAdd(LLVMValueRef LHSConstant,
 925                              LLVMValueRef RHSConstant) {
 926   return wrap(ConstantExpr::getNSWAdd(unwrap<Constant>(LHSConstant),
 927                                       unwrap<Constant>(RHSConstant)));
 928 }
 929
 930 LLVMValueRef LLVMConstNUWAdd(LLVMValueRef LHSConstant,
 931                              LLVMValueRef RHSConstant) {
 932   return wrap(ConstantExpr::getNUWAdd(unwrap<Constant>(LHSConstant),
 933                                       unwrap<Constant>(RHSConstant)));
 934 }
 935
 936 LLVMValueRef LLVMConstFAdd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 937   return wrap(ConstantExpr::getFAdd(unwrap<Constant>(LHSConstant),
 938                                     unwrap<Constant>(RHSConstant)));
 939 }
 940
 941 LLVMValueRef LLVMConstSub(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 942   return wrap(ConstantExpr::getSub(unwrap<Constant>(LHSConstant),
 943                                    unwrap<Constant>(RHSConstant)));
 944 }
 945
 946 LLVMValueRef LLVMConstNSWSub(LLVMValueRef LHSConstant,
 947                              LLVMValueRef RHSConstant) {
 948   return wrap(ConstantExpr::getNSWSub(unwrap<Constant>(LHSConstant),
 949                                       unwrap<Constant>(RHSConstant)));
 950 }
 951
 952 LLVMValueRef LLVMConstNUWSub(LLVMValueRef LHSConstant,
 953                              LLVMValueRef RHSConstant) {
 954   return wrap(ConstantExpr::getNUWSub(unwrap<Constant>(LHSConstant),
 955                                       unwrap<Constant>(RHSConstant)));
 956 }
 957
 958 LLVMValueRef LLVMConstFSub(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 959   return wrap(ConstantExpr::getFSub(unwrap<Constant>(LHSConstant),
 960                                     unwrap<Constant>(RHSConstant)));
 961 }
 962
 963 LLVMValueRef LLVMConstMul(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 964   return wrap(ConstantExpr::getMul(unwrap<Constant>(LHSConstant),
 965                                    unwrap<Constant>(RHSConstant)));
 966 }
 967
 968 LLVMValueRef LLVMConstNSWMul(LLVMValueRef LHSConstant,
 969                              LLVMValueRef RHSConstant) {
 970   return wrap(ConstantExpr::getNSWMul(unwrap<Constant>(LHSConstant),
 971                                       unwrap<Constant>(RHSConstant)));
 972 }
 973
 974 LLVMValueRef LLVMConstNUWMul(LLVMValueRef LHSConstant,
 975                              LLVMValueRef RHSConstant) {
 976   return wrap(ConstantExpr::getNUWMul(unwrap<Constant>(LHSConstant),
 977                                       unwrap<Constant>(RHSConstant)));
 978 }
 979
 980 LLVMValueRef LLVMConstFMul(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 981   return wrap(ConstantExpr::getFMul(unwrap<Constant>(LHSConstant),
 982                                     unwrap<Constant>(RHSConstant)));
 983 }
 984
 985 LLVMValueRef LLVMConstUDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 986   return wrap(ConstantExpr::getUDiv(unwrap<Constant>(LHSConstant),
 987                                     unwrap<Constant>(RHSConstant)));
 988 }
 989
 990 LLVMValueRef LLVMConstSDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
 991   return wrap(ConstantExpr::getSDiv(unwrap<Constant>(LHSConstant),
 992                                     unwrap<Constant>(RHSConstant)));
 993 }
 994
 995 LLVMValueRef LLVMConstExactSDiv(LLVMValueRef LHSConstant,
 996                                 LLVMValueRef RHSConstant) {
 997   return wrap(ConstantExpr::getExactSDiv(unwrap<Constant>(LHSConstant),
 998                                          unwrap<Constant>(RHSConstant)));
 999 }
1000
1001 LLVMValueRef LLVMConstFDiv(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1002   return wrap(ConstantExpr::getFDiv(unwrap<Constant>(LHSConstant),
1003                                     unwrap<Constant>(RHSConstant)));
1004 }
1005
1006 LLVMValueRef LLVMConstURem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1007   return wrap(ConstantExpr::getURem(unwrap<Constant>(LHSConstant),
1008                                     unwrap<Constant>(RHSConstant)));
1009 }
1010
1011 LLVMValueRef LLVMConstSRem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1012   return wrap(ConstantExpr::getSRem(unwrap<Constant>(LHSConstant),
1013                                     unwrap<Constant>(RHSConstant)));
1014 }
1015
1016 LLVMValueRef LLVMConstFRem(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1017   return wrap(ConstantExpr::getFRem(unwrap<Constant>(LHSConstant),
1018                                     unwrap<Constant>(RHSConstant)));
1019 }
1020
1021 LLVMValueRef LLVMConstAnd(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1022   return wrap(ConstantExpr::getAnd(unwrap<Constant>(LHSConstant),
1023                                    unwrap<Constant>(RHSConstant)));
1024 }
1025
1026 LLVMValueRef LLVMConstOr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1027   return wrap(ConstantExpr::getOr(unwrap<Constant>(LHSConstant),
1028                                   unwrap<Constant>(RHSConstant)));
1029 }
1030
1031 LLVMValueRef LLVMConstXor(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1032   return wrap(ConstantExpr::getXor(unwrap<Constant>(LHSConstant),
1033                                    unwrap<Constant>(RHSConstant)));
1034 }
1035
1036 LLVMValueRef LLVMConstICmp(LLVMIntPredicate Predicate,
1037                            LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1038   return wrap(ConstantExpr::getICmp(Predicate,
1039                                     unwrap<Constant>(LHSConstant),
1040                                     unwrap<Constant>(RHSConstant)));
1041 }
1042
1043 LLVMValueRef LLVMConstFCmp(LLVMRealPredicate Predicate,
1044                            LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1045   return wrap(ConstantExpr::getFCmp(Predicate,
1046                                     unwrap<Constant>(LHSConstant),
1047                                     unwrap<Constant>(RHSConstant)));
1048 }
1049
1050 LLVMValueRef LLVMConstShl(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1051   return wrap(ConstantExpr::getShl(unwrap<Constant>(LHSConstant),
1052                                    unwrap<Constant>(RHSConstant)));
1053 }
1054
1055 LLVMValueRef LLVMConstLShr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1056   return wrap(ConstantExpr::getLShr(unwrap<Constant>(LHSConstant),
1057                                     unwrap<Constant>(RHSConstant)));
1058 }
1059
1060 LLVMValueRef LLVMConstAShr(LLVMValueRef LHSConstant, LLVMValueRef RHSConstant) {
1061   return wrap(ConstantExpr::getAShr(unwrap<Constant>(LHSConstant),
1062                                     unwrap<Constant>(RHSConstant)));
1063 }
1064
1065 LLVMValueRef LLVMConstGEP(LLVMValueRef ConstantVal,
1066                           LLVMValueRef *ConstantIndices, unsigned NumIndices) {
1067   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
1068                                NumIndices);
1069   return wrap(ConstantExpr::getGetElementPtr(unwrap<Constant>(ConstantVal),
1070                                              IdxList));
1071 }
1072
1073 LLVMValueRef LLVMConstInBoundsGEP(LLVMValueRef ConstantVal,
1074                                   LLVMValueRef *ConstantIndices,
1075                                   unsigned NumIndices) {
1076   Constant* Val = unwrap<Constant>(ConstantVal);
1077   ArrayRef<Constant *> IdxList(unwrap<Constant>(ConstantIndices, NumIndices),
1078                                NumIndices);
1079   return wrap(ConstantExpr::getInBoundsGetElementPtr(Val, IdxList));
1080 }
1081
1082 LLVMValueRef LLVMConstTrunc(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1083   return wrap(ConstantExpr::getTrunc(unwrap<Constant>(ConstantVal),
1084                                      unwrap(ToType)));
1085 }
1086
1087 LLVMValueRef LLVMConstSExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1088   return wrap(ConstantExpr::getSExt(unwrap<Constant>(ConstantVal),
1089                                     unwrap(ToType)));
1090 }
1091
1092 LLVMValueRef LLVMConstZExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1093   return wrap(ConstantExpr::getZExt(unwrap<Constant>(ConstantVal),
1094                                     unwrap(ToType)));
1095 }
1096
1097 LLVMValueRef LLVMConstFPTrunc(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1098   return wrap(ConstantExpr::getFPTrunc(unwrap<Constant>(ConstantVal),
1099                                        unwrap(ToType)));
1100 }
1101
1102 LLVMValueRef LLVMConstFPExt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1103   return wrap(ConstantExpr::getFPExtend(unwrap<Constant>(ConstantVal),
1104                                         unwrap(ToType)));
1105 }
1106
1107 LLVMValueRef LLVMConstUIToFP(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1108   return wrap(ConstantExpr::getUIToFP(unwrap<Constant>(ConstantVal),
1109                                       unwrap(ToType)));
1110 }
1111
1112 LLVMValueRef LLVMConstSIToFP(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1113   return wrap(ConstantExpr::getSIToFP(unwrap<Constant>(ConstantVal),
1114                                       unwrap(ToType)));
1115 }
1116
1117 LLVMValueRef LLVMConstFPToUI(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1118   return wrap(ConstantExpr::getFPToUI(unwrap<Constant>(ConstantVal),
1119                                       unwrap(ToType)));
1120 }
1121
1122 LLVMValueRef LLVMConstFPToSI(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1123   return wrap(ConstantExpr::getFPToSI(unwrap<Constant>(ConstantVal),
1124                                       unwrap(ToType)));
1125 }
1126
1127 LLVMValueRef LLVMConstPtrToInt(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1128   return wrap(ConstantExpr::getPtrToInt(unwrap<Constant>(ConstantVal),
1129                                         unwrap(ToType)));
1130 }
1131
1132 LLVMValueRef LLVMConstIntToPtr(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1133   return wrap(ConstantExpr::getIntToPtr(unwrap<Constant>(ConstantVal),
1134                                         unwrap(ToType)));
1135 }
1136
1137 LLVMValueRef LLVMConstBitCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1138   return wrap(ConstantExpr::getBitCast(unwrap<Constant>(ConstantVal),
1139                                        unwrap(ToType)));
1140 }
1141
1142 LLVMValueRef LLVMConstAddrSpaceCast(LLVMValueRef ConstantVal,
1143                                     LLVMTypeRef ToType) {
1144   return wrap(ConstantExpr::getAddrSpaceCast(unwrap<Constant>(ConstantVal),
1145                                              unwrap(ToType)));
1146 }
1147
1148 LLVMValueRef LLVMConstZExtOrBitCast(LLVMValueRef ConstantVal,
1149                                     LLVMTypeRef ToType) {
1150   return wrap(ConstantExpr::getZExtOrBitCast(unwrap<Constant>(ConstantVal),
1151                                              unwrap(ToType)));
1152 }
1153
1154 LLVMValueRef LLVMConstSExtOrBitCast(LLVMValueRef ConstantVal,
1155                                     LLVMTypeRef ToType) {
1156   return wrap(ConstantExpr::getSExtOrBitCast(unwrap<Constant>(ConstantVal),
1157                                              unwrap(ToType)));
1158 }
1159
1160 LLVMValueRef LLVMConstTruncOrBitCast(LLVMValueRef ConstantVal,
1161                                      LLVMTypeRef ToType) {
1162   return wrap(ConstantExpr::getTruncOrBitCast(unwrap<Constant>(ConstantVal),
1163                                               unwrap(ToType)));
1164 }
1165
1166 LLVMValueRef LLVMConstPointerCast(LLVMValueRef ConstantVal,
1167                                   LLVMTypeRef ToType) {
1168   return wrap(ConstantExpr::getPointerCast(unwrap<Constant>(ConstantVal),
1169                                            unwrap(ToType)));
1170 }
1171
1172 LLVMValueRef LLVMConstIntCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType,
1173                               LLVMBool isSigned) {
1174   return wrap(ConstantExpr::getIntegerCast(unwrap<Constant>(ConstantVal),
1175                                            unwrap(ToType), isSigned));
1176 }
1177
1178 LLVMValueRef LLVMConstFPCast(LLVMValueRef ConstantVal, LLVMTypeRef ToType) {
1179   return wrap(ConstantExpr::getFPCast(unwrap<Constant>(ConstantVal),
1180                                       unwrap(ToType)));
1181 }
1182
1183 LLVMValueRef LLVMConstSelect(LLVMValueRef ConstantCondition,
1184                              LLVMValueRef ConstantIfTrue,
1185                              LLVMValueRef ConstantIfFalse) {
1186   return wrap(ConstantExpr::getSelect(unwrap<Constant>(ConstantCondition),
1187                                       unwrap<Constant>(ConstantIfTrue),
1188                                       unwrap<Constant>(ConstantIfFalse)));
1189 }
1190
1191 LLVMValueRef LLVMConstExtractElement(LLVMValueRef VectorConstant,
1192                                      LLVMValueRef IndexConstant) {
1193   return wrap(ConstantExpr::getExtractElement(unwrap<Constant>(VectorConstant),
1194                                               unwrap<Constant>(IndexConstant)));
1195 }
1196
1197 LLVMValueRef LLVMConstInsertElement(LLVMValueRef VectorConstant,
1198                                     LLVMValueRef ElementValueConstant,
1199                                     LLVMValueRef IndexConstant) {
1200   return wrap(ConstantExpr::getInsertElement(unwrap<Constant>(VectorConstant),
1201                                          unwrap<Constant>(ElementValueConstant),
1202                                              unwrap<Constant>(IndexConstant)));
1203 }
1204
1205 LLVMValueRef LLVMConstShuffleVector(LLVMValueRef VectorAConstant,
1206                                     LLVMValueRef VectorBConstant,
1207                                     LLVMValueRef MaskConstant) {
1208   return wrap(ConstantExpr::getShuffleVector(unwrap<Constant>(VectorAConstant),
1209                                              unwrap<Constant>(VectorBConstant),
1210                                              unwrap<Constant>(MaskConstant)));
1211 }
1212
1213 LLVMValueRef LLVMConstExtractValue(LLVMValueRef AggConstant, unsigned *IdxList,
1214                                    unsigned NumIdx) {
1215   return wrap(ConstantExpr::getExtractValue(unwrap<Constant>(AggConstant),
1216                                             makeArrayRef(IdxList, NumIdx)));
1217 }
1218
1219 LLVMValueRef LLVMConstInsertValue(LLVMValueRef AggConstant,
1220                                   LLVMValueRef ElementValueConstant,
1221                                   unsigned *IdxList, unsigned NumIdx) {
1222   return wrap(ConstantExpr::getInsertValue(unwrap<Constant>(AggConstant),
1223                                          unwrap<Constant>(ElementValueConstant),
1224                                            makeArrayRef(IdxList, NumIdx)));
1225 }
1226
1227 LLVMValueRef LLVMConstInlineAsm(LLVMTypeRef Ty, const char *AsmString,
1228                                 const char *Constraints,
1229                                 LLVMBool HasSideEffects,
1230                                 LLVMBool IsAlignStack) {
1231   return wrap(InlineAsm::get(dyn_cast<FunctionType>(unwrap(Ty)), AsmString,
1232                              Constraints, HasSideEffects, IsAlignStack));
1233 }
1234
1235 LLVMValueRef LLVMBlockAddress(LLVMValueRef F, LLVMBasicBlockRef BB) {
1236   return wrap(BlockAddress::get(unwrap<Function>(F), unwrap(BB)));
1237 }
1238
1239 /*--.. Operations on global variables, functions, and aliases (globals) ....--*/
1240
1241 LLVMModuleRef LLVMGetGlobalParent(LLVMValueRef Global) {
1242   return wrap(unwrap<GlobalValue>(Global)->getParent());
1243 }
1244
1245 LLVMBool LLVMIsDeclaration(LLVMValueRef Global) {
1246   return unwrap<GlobalValue>(Global)->isDeclaration();
1247 }
1248
1249 LLVMLinkage LLVMGetLinkage(LLVMValueRef Global) {
1250   switch (unwrap<GlobalValue>(Global)->getLinkage()) {
1251   case GlobalValue::ExternalLinkage:
1252     return LLVMExternalLinkage;
1253   case GlobalValue::AvailableExternallyLinkage:
1254     return LLVMAvailableExternallyLinkage;
1255   case GlobalValue::LinkOnceAnyLinkage:
1256     return LLVMLinkOnceAnyLinkage;
1257   case GlobalValue::LinkOnceODRLinkage:
1258     return LLVMLinkOnceODRLinkage;
1259   case GlobalValue::WeakAnyLinkage:
1260     return LLVMWeakAnyLinkage;
1261   case GlobalValue::WeakODRLinkage:
1262     return LLVMWeakODRLinkage;
1263   case GlobalValue::AppendingLinkage:
1264     return LLVMAppendingLinkage;
1265   case GlobalValue::InternalLinkage:
1266     return LLVMInternalLinkage;
1267   case GlobalValue::PrivateLinkage:
1268     return LLVMPrivateLinkage;
1269   case GlobalValue::ExternalWeakLinkage:
1270     return LLVMExternalWeakLinkage;
1271   case GlobalValue::CommonLinkage:
1272     return LLVMCommonLinkage;
1273   }
1274
1275   llvm_unreachable("Invalid GlobalValue linkage!");
1276 }
1277
1278 void LLVMSetLinkage(LLVMValueRef Global, LLVMLinkage Linkage) {
1279   GlobalValue *GV = unwrap<GlobalValue>(Global);
1280
1281   switch (Linkage) {
1282   case LLVMExternalLinkage:
1283     GV->setLinkage(GlobalValue::ExternalLinkage);
1284     break;
1285   case LLVMAvailableExternallyLinkage:
1286     GV->setLinkage(GlobalValue::AvailableExternallyLinkage);
1287     break;
1288   case LLVMLinkOnceAnyLinkage:
1289     GV->setLinkage(GlobalValue::LinkOnceAnyLinkage);
1290     break;
1291   case LLVMLinkOnceODRLinkage:
1292     GV->setLinkage(GlobalValue::LinkOnceODRLinkage);
1293     break;
1294   case LLVMLinkOnceODRAutoHideLinkage:
1295     DEBUG(errs() << "LLVMSetLinkage(): LLVMLinkOnceODRAutoHideLinkage is no "
1296                     "longer supported.");
1297     break;
1298   case LLVMWeakAnyLinkage:
1299     GV->setLinkage(GlobalValue::WeakAnyLinkage);
1300     break;
1301   case LLVMWeakODRLinkage:
1302     GV->setLinkage(GlobalValue::WeakODRLinkage);
1303     break;
1304   case LLVMAppendingLinkage:
1305     GV->setLinkage(GlobalValue::AppendingLinkage);
1306     break;
1307   case LLVMInternalLinkage:
1308     GV->setLinkage(GlobalValue::InternalLinkage);
1309     break;
1310   case LLVMPrivateLinkage:
1311     GV->setLinkage(GlobalValue::PrivateLinkage);
1312     break;
1313   case LLVMLinkerPrivateLinkage:
1314     GV->setLinkage(GlobalValue::PrivateLinkage);
1315     break;
1316   case LLVMLinkerPrivateWeakLinkage:
1317     GV->setLinkage(GlobalValue::PrivateLinkage);
1318     break;
1319   case LLVMDLLImportLinkage:
1320     DEBUG(errs()
1321           << "LLVMSetLinkage(): LLVMDLLImportLinkage is no longer supported.");
1322     break;
1323   case LLVMDLLExportLinkage:
1324     DEBUG(errs()
1325           << "LLVMSetLinkage(): LLVMDLLExportLinkage is no longer supported.");
1326     break;
1327   case LLVMExternalWeakLinkage:
1328     GV->setLinkage(GlobalValue::ExternalWeakLinkage);
1329     break;
1330   case LLVMGhostLinkage:
1331     DEBUG(errs()
1332           << "LLVMSetLinkage(): LLVMGhostLinkage is no longer supported.");
1333     break;
1334   case LLVMCommonLinkage:
1335     GV->setLinkage(GlobalValue::CommonLinkage);
1336     break;
1337   }
1338 }
1339
1340 const char *LLVMGetSection(LLVMValueRef Global) {
1341   return unwrap<GlobalValue>(Global)->getSection();
1342 }
1343
1344 void LLVMSetSection(LLVMValueRef Global, const char *Section) {
1345   unwrap<GlobalObject>(Global)->setSection(Section);
1346 }
1347
1348 LLVMVisibility LLVMGetVisibility(LLVMValueRef Global) {
1349   return static_cast<LLVMVisibility>(
1350     unwrap<GlobalValue>(Global)->getVisibility());
1351 }
1352
1353 void LLVMSetVisibility(LLVMValueRef Global, LLVMVisibility Viz) {
1354   unwrap<GlobalValue>(Global)
1355     ->setVisibility(static_cast<GlobalValue::VisibilityTypes>(Viz));
1356 }
1357
1358 LLVMDLLStorageClass LLVMGetDLLStorageClass(LLVMValueRef Global) {
1359   return static_cast<LLVMDLLStorageClass>(
1360       unwrap<GlobalValue>(Global)->getDLLStorageClass());
1361 }
1362
1363 void LLVMSetDLLStorageClass(LLVMValueRef Global, LLVMDLLStorageClass Class) {
1364   unwrap<GlobalValue>(Global)->setDLLStorageClass(
1365       static_cast<GlobalValue::DLLStorageClassTypes>(Class));
1366 }
1367
1368 LLVMBool LLVMHasUnnamedAddr(LLVMValueRef Global) {
1369   return unwrap<GlobalValue>(Global)->hasUnnamedAddr();
1370 }
1371
1372 void LLVMSetUnnamedAddr(LLVMValueRef Global, LLVMBool HasUnnamedAddr) {
1373   unwrap<GlobalValue>(Global)->setUnnamedAddr(HasUnnamedAddr);
1374 }
1375
1376 /*--.. Operations on global variables, load and store instructions .........--*/
1377
1378 unsigned LLVMGetAlignment(LLVMValueRef V) {
1379   Value *P = unwrap<Value>(V);
1380   if (GlobalValue *GV = dyn_cast<GlobalValue>(P))
1381     return GV->getAlignment();
1382   if (AllocaInst *AI = dyn_cast<AllocaInst>(P))
1383     return AI->getAlignment();
1384   if (LoadInst *LI = dyn_cast<LoadInst>(P))
1385     return LI->getAlignment();
1386   if (StoreInst *SI = dyn_cast<StoreInst>(P))
1387     return SI->getAlignment();
1388
1389   llvm_unreachable(
1390       "only GlobalValue, AllocaInst, LoadInst and StoreInst have alignment");
1391 }
1392
1393 void LLVMSetAlignment(LLVMValueRef V, unsigned Bytes) {
1394   Value *P = unwrap<Value>(V);
1395   if (GlobalObject *GV = dyn_cast<GlobalObject>(P))
1396     GV->setAlignment(Bytes);
1397   else if (AllocaInst *AI = dyn_cast<AllocaInst>(P))
1398     AI->setAlignment(Bytes);
1399   else if (LoadInst *LI = dyn_cast<LoadInst>(P))
1400     LI->setAlignment(Bytes);
1401   else if (StoreInst *SI = dyn_cast<StoreInst>(P))
1402     SI->setAlignment(Bytes);
1403   else
1404     llvm_unreachable(
1405         "only GlobalValue, AllocaInst, LoadInst and StoreInst have alignment");
1406 }
1407
1408 /*--.. Operations on global variables ......................................--*/
1409
1410 LLVMValueRef LLVMAddGlobal(LLVMModuleRef M, LLVMTypeRef Ty, const char *Name) {
1411   return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false,
1412                                  GlobalValue::ExternalLinkage, nullptr, Name));
1413 }
1414
1415 LLVMValueRef LLVMAddGlobalInAddressSpace(LLVMModuleRef M, LLVMTypeRef Ty,
1416                                          const char *Name,
1417                                          unsigned AddressSpace) {
1418   return wrap(new GlobalVariable(*unwrap(M), unwrap(Ty), false,
1419                                  GlobalValue::ExternalLinkage, nullptr, Name,
1420                                  nullptr, GlobalVariable::NotThreadLocal,
1421                                  AddressSpace));
1422 }
1423
1424 LLVMValueRef LLVMGetNamedGlobal(LLVMModuleRef M, const char *Name) {
1425   return wrap(unwrap(M)->getNamedGlobal(Name));
1426 }
1427
1428 LLVMValueRef LLVMGetFirstGlobal(LLVMModuleRef M) {
1429   Module *Mod = unwrap(M);
1430   Module::global_iterator I = Mod->global_begin();
1431   if (I == Mod->global_end())
1432     return nullptr;
1433   return wrap(I);
1434 }
1435
1436 LLVMValueRef LLVMGetLastGlobal(LLVMModuleRef M) {
1437   Module *Mod = unwrap(M);
1438   Module::global_iterator I = Mod->global_end();
1439   if (I == Mod->global_begin())
1440     return nullptr;
1441   return wrap(--I);
1442 }
1443
1444 LLVMValueRef LLVMGetNextGlobal(LLVMValueRef GlobalVar) {
1445   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
1446   Module::global_iterator I = GV;
1447   if (++I == GV->getParent()->global_end())
1448     return nullptr;
1449   return wrap(I);
1450 }
1451
1452 LLVMValueRef LLVMGetPreviousGlobal(LLVMValueRef GlobalVar) {
1453   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
1454   Module::global_iterator I = GV;
1455   if (I == GV->getParent()->global_begin())
1456     return nullptr;
1457   return wrap(--I);
1458 }
1459
1460 void LLVMDeleteGlobal(LLVMValueRef GlobalVar) {
1461   unwrap<GlobalVariable>(GlobalVar)->eraseFromParent();
1462 }
1463
1464 LLVMValueRef LLVMGetInitializer(LLVMValueRef GlobalVar) {
1465   GlobalVariable* GV = unwrap<GlobalVariable>(GlobalVar);
1466   if ( !GV->hasInitializer() )
1467     return nullptr;
1468   return wrap(GV->getInitializer());
1469 }
1470
1471 void LLVMSetInitializer(LLVMValueRef GlobalVar, LLVMValueRef ConstantVal) {
1472   unwrap<GlobalVariable>(GlobalVar)
1473     ->setInitializer(unwrap<Constant>(ConstantVal));
1474 }
1475
1476 LLVMBool LLVMIsThreadLocal(LLVMValueRef GlobalVar) {
1477   return unwrap<GlobalVariable>(GlobalVar)->isThreadLocal();
1478 }
1479
1480 void LLVMSetThreadLocal(LLVMValueRef GlobalVar, LLVMBool IsThreadLocal) {
1481   unwrap<GlobalVariable>(GlobalVar)->setThreadLocal(IsThreadLocal != 0);
1482 }
1483
1484 LLVMBool LLVMIsGlobalConstant(LLVMValueRef GlobalVar) {
1485   return unwrap<GlobalVariable>(GlobalVar)->isConstant();
1486 }
1487
1488 void LLVMSetGlobalConstant(LLVMValueRef GlobalVar, LLVMBool IsConstant) {
1489   unwrap<GlobalVariable>(GlobalVar)->setConstant(IsConstant != 0);
1490 }
1491
1492 LLVMThreadLocalMode LLVMGetThreadLocalMode(LLVMValueRef GlobalVar) {
1493   switch (unwrap<GlobalVariable>(GlobalVar)->getThreadLocalMode()) {
1494   case GlobalVariable::NotThreadLocal:
1495     return LLVMNotThreadLocal;
1496   case GlobalVariable::GeneralDynamicTLSModel:
1497     return LLVMGeneralDynamicTLSModel;
1498   case GlobalVariable::LocalDynamicTLSModel:
1499     return LLVMLocalDynamicTLSModel;
1500   case GlobalVariable::InitialExecTLSModel:
1501     return LLVMInitialExecTLSModel;
1502   case GlobalVariable::LocalExecTLSModel:
1503     return LLVMLocalExecTLSModel;
1504   }
1505
1506   llvm_unreachable("Invalid GlobalVariable thread local mode");
1507 }
1508
1509 void LLVMSetThreadLocalMode(LLVMValueRef GlobalVar, LLVMThreadLocalMode Mode) {
1510   GlobalVariable *GV = unwrap<GlobalVariable>(GlobalVar);
1511
1512   switch (Mode) {
1513   case LLVMNotThreadLocal:
1514     GV->setThreadLocalMode(GlobalVariable::NotThreadLocal);
1515     break;
1516   case LLVMGeneralDynamicTLSModel:
1517     GV->setThreadLocalMode(GlobalVariable::GeneralDynamicTLSModel);
1518     break;
1519   case LLVMLocalDynamicTLSModel:
1520     GV->setThreadLocalMode(GlobalVariable::LocalDynamicTLSModel);
1521     break;
1522   case LLVMInitialExecTLSModel:
1523     GV->setThreadLocalMode(GlobalVariable::InitialExecTLSModel);
1524     break;
1525   case LLVMLocalExecTLSModel:
1526     GV->setThreadLocalMode(GlobalVariable::LocalExecTLSModel);
1527     break;
1528   }
1529 }
1530
1531 LLVMBool LLVMIsExternallyInitialized(LLVMValueRef GlobalVar) {
1532   return unwrap<GlobalVariable>(GlobalVar)->isExternallyInitialized();
1533 }
1534
1535 void LLVMSetExternallyInitialized(LLVMValueRef GlobalVar, LLVMBool IsExtInit) {
1536   unwrap<GlobalVariable>(GlobalVar)->setExternallyInitialized(IsExtInit);
1537 }
1538
1539 /*--.. Operations on aliases ......................................--*/
1540
1541 LLVMValueRef LLVMAddAlias(LLVMModuleRef M, LLVMTypeRef Ty, LLVMValueRef Aliasee,
1542                           const char *Name) {
1543   auto *PTy = cast<PointerType>(unwrap(Ty));
1544   return wrap(GlobalAlias::create(PTy->getElementType(), PTy->getAddressSpace(),
1545                                   GlobalValue::ExternalLinkage, Name,
1546                                   unwrap<GlobalObject>(Aliasee), unwrap(M)));
1547 }
1548
1549 /*--.. Operations on functions .............................................--*/
1550
1551 LLVMValueRef LLVMAddFunction(LLVMModuleRef M, const char *Name,
1552                              LLVMTypeRef FunctionTy) {
1553   return wrap(Function::Create(unwrap<FunctionType>(FunctionTy),
1554                                GlobalValue::ExternalLinkage, Name, unwrap(M)));
1555 }
1556
1557 LLVMValueRef LLVMGetNamedFunction(LLVMModuleRef M, const char *Name) {
1558   return wrap(unwrap(M)->getFunction(Name));
1559 }
1560
1561 LLVMValueRef LLVMGetFirstFunction(LLVMModuleRef M) {
1562   Module *Mod = unwrap(M);
1563   Module::iterator I = Mod->begin();
1564   if (I == Mod->end())
1565     return nullptr;
1566   return wrap(I);
1567 }
1568
1569 LLVMValueRef LLVMGetLastFunction(LLVMModuleRef M) {
1570   Module *Mod = unwrap(M);
1571   Module::iterator I = Mod->end();
1572   if (I == Mod->begin())
1573     return nullptr;
1574   return wrap(--I);
1575 }
1576
1577 LLVMValueRef LLVMGetNextFunction(LLVMValueRef Fn) {
1578   Function *Func = unwrap<Function>(Fn);
1579   Module::iterator I = Func;
1580   if (++I == Func->getParent()->end())
1581     return nullptr;
1582   return wrap(I);
1583 }
1584
1585 LLVMValueRef LLVMGetPreviousFunction(LLVMValueRef Fn) {
1586   Function *Func = unwrap<Function>(Fn);
1587   Module::iterator I = Func;
1588   if (I == Func->getParent()->begin())
1589     return nullptr;
1590   return wrap(--I);
1591 }
1592
1593 void LLVMDeleteFunction(LLVMValueRef Fn) {
1594   unwrap<Function>(Fn)->eraseFromParent();
1595 }
1596
1597 unsigned LLVMGetIntrinsicID(LLVMValueRef Fn) {
1598   if (Function *F = dyn_cast<Function>(unwrap(Fn)))
1599     return F->getIntrinsicID();
1600   return 0;
1601 }
1602
1603 unsigned LLVMGetFunctionCallConv(LLVMValueRef Fn) {
1604   return unwrap<Function>(Fn)->getCallingConv();
1605 }
1606
1607 void LLVMSetFunctionCallConv(LLVMValueRef Fn, unsigned CC) {
1608   return unwrap<Function>(Fn)->setCallingConv(
1609     static_cast<CallingConv::ID>(CC));
1610 }
1611
1612 const char *LLVMGetGC(LLVMValueRef Fn) {
1613   Function *F = unwrap<Function>(Fn);
1614   return F->hasGC()? F->getGC() : nullptr;
1615 }
1616
1617 void LLVMSetGC(LLVMValueRef Fn, const char *GC) {
1618   Function *F = unwrap<Function>(Fn);
1619   if (GC)
1620     F->setGC(GC);
1621   else
1622     F->clearGC();
1623 }
1624
1625 void LLVMAddFunctionAttr(LLVMValueRef Fn, LLVMAttribute PA) {
1626   Function *Func = unwrap<Function>(Fn);
1627   const AttributeSet PAL = Func->getAttributes();
1628   AttrBuilder B(PA);
1629   const AttributeSet PALnew =
1630     PAL.addAttributes(Func->getContext(), AttributeSet::FunctionIndex,
1631                       AttributeSet::get(Func->getContext(),
1632                                         AttributeSet::FunctionIndex, B));
1633   Func->setAttributes(PALnew);
1634 }
1635
1636 void LLVMAddTargetDependentFunctionAttr(LLVMValueRef Fn, const char *A,
1637                                         const char *V) {
1638   Function *Func = unwrap<Function>(Fn);
1639   AttributeSet::AttrIndex Idx =
1640     AttributeSet::AttrIndex(AttributeSet::FunctionIndex);
1641   AttrBuilder B;
1642
1643   B.addAttribute(A, V);
1644   AttributeSet Set = AttributeSet::get(Func->getContext(), Idx, B);
1645   Func->addAttributes(Idx, Set);
1646 }
1647
1648 void LLVMRemoveFunctionAttr(LLVMValueRef Fn, LLVMAttribute PA) {
1649   Function *Func = unwrap<Function>(Fn);
1650   const AttributeSet PAL = Func->getAttributes();
1651   AttrBuilder B(PA);
1652   const AttributeSet PALnew =
1653     PAL.removeAttributes(Func->getContext(), AttributeSet::FunctionIndex,
1654                          AttributeSet::get(Func->getContext(),
1655                                            AttributeSet::FunctionIndex, B));
1656   Func->setAttributes(PALnew);
1657 }
1658
1659 LLVMAttribute LLVMGetFunctionAttr(LLVMValueRef Fn) {
1660   Function *Func = unwrap<Function>(Fn);
1661   const AttributeSet PAL = Func->getAttributes();
1662   return (LLVMAttribute)PAL.Raw(AttributeSet::FunctionIndex);
1663 }
1664
1665 /*--.. Operations on parameters ............................................--*/
1666
1667 unsigned LLVMCountParams(LLVMValueRef FnRef) {
1668   // This function is strictly redundant to
1669   //   LLVMCountParamTypes(LLVMGetElementType(LLVMTypeOf(FnRef)))
1670   return unwrap<Function>(FnRef)->arg_size();
1671 }
1672
1673 void LLVMGetParams(LLVMValueRef FnRef, LLVMValueRef *ParamRefs) {
1674   Function *Fn = unwrap<Function>(FnRef);
1675   for (Function::arg_iterator I = Fn->arg_begin(),
1676                               E = Fn->arg_end(); I != E; I++)
1677     *ParamRefs++ = wrap(I);
1678 }
1679
1680 LLVMValueRef LLVMGetParam(LLVMValueRef FnRef, unsigned index) {
1681   Function::arg_iterator AI = unwrap<Function>(FnRef)->arg_begin();
1682   while (index --> 0)
1683     AI++;
1684   return wrap(AI);
1685 }
1686
1687 LLVMValueRef LLVMGetParamParent(LLVMValueRef V) {
1688   return wrap(unwrap<Argument>(V)->getParent());
1689 }
1690
1691 LLVMValueRef LLVMGetFirstParam(LLVMValueRef Fn) {
1692   Function *Func = unwrap<Function>(Fn);
1693   Function::arg_iterator I = Func->arg_begin();
1694   if (I == Func->arg_end())
1695     return nullptr;
1696   return wrap(I);
1697 }
1698
1699 LLVMValueRef LLVMGetLastParam(LLVMValueRef Fn) {
1700   Function *Func = unwrap<Function>(Fn);
1701   Function::arg_iterator I = Func->arg_end();
1702   if (I == Func->arg_begin())
1703     return nullptr;
1704   return wrap(--I);
1705 }
1706
1707 LLVMValueRef LLVMGetNextParam(LLVMValueRef Arg) {
1708   Argument *A = unwrap<Argument>(Arg);
1709   Function::arg_iterator I = A;
1710   if (++I == A->getParent()->arg_end())
1711     return nullptr;
1712   return wrap(I);
1713 }
1714
1715 LLVMValueRef LLVMGetPreviousParam(LLVMValueRef Arg) {
1716   Argument *A = unwrap<Argument>(Arg);
1717   Function::arg_iterator I = A;
1718   if (I == A->getParent()->arg_begin())
1719     return nullptr;
1720   return wrap(--I);
1721 }
1722
1723 void LLVMAddAttribute(LLVMValueRef Arg, LLVMAttribute PA) {
1724   Argument *A = unwrap<Argument>(Arg);
1725   AttrBuilder B(PA);
1726   A->addAttr(AttributeSet::get(A->getContext(), A->getArgNo() + 1,  B));
1727 }
1728
1729 void LLVMRemoveAttribute(LLVMValueRef Arg, LLVMAttribute PA) {
1730   Argument *A = unwrap<Argument>(Arg);
1731   AttrBuilder B(PA);
1732   A->removeAttr(AttributeSet::get(A->getContext(), A->getArgNo() + 1,  B));
1733 }
1734
1735 LLVMAttribute LLVMGetAttribute(LLVMValueRef Arg) {
1736   Argument *A = unwrap<Argument>(Arg);
1737   return (LLVMAttribute)A->getParent()->getAttributes().
1738     Raw(A->getArgNo()+1);
1739 }
1740
1741
1742 void LLVMSetParamAlignment(LLVMValueRef Arg, unsigned align) {
1743   Argument *A = unwrap<Argument>(Arg);
1744   AttrBuilder B;
1745   B.addAlignmentAttr(align);
1746   A->addAttr(AttributeSet::get(A->getContext(),A->getArgNo() + 1, B));
1747 }
1748
1749 /*--.. Operations on basic blocks ..........................................--*/
1750
1751 LLVMValueRef LLVMBasicBlockAsValue(LLVMBasicBlockRef BB) {
1752   return wrap(static_cast<Value*>(unwrap(BB)));
1753 }
1754
1755 LLVMBool LLVMValueIsBasicBlock(LLVMValueRef Val) {
1756   return isa<BasicBlock>(unwrap(Val));
1757 }
1758
1759 LLVMBasicBlockRef LLVMValueAsBasicBlock(LLVMValueRef Val) {
1760   return wrap(unwrap<BasicBlock>(Val));
1761 }
1762
1763 LLVMValueRef LLVMGetBasicBlockParent(LLVMBasicBlockRef BB) {
1764   return wrap(unwrap(BB)->getParent());
1765 }
1766
1767 LLVMValueRef LLVMGetBasicBlockTerminator(LLVMBasicBlockRef BB) {
1768   return wrap(unwrap(BB)->getTerminator());
1769 }
1770
1771 unsigned LLVMCountBasicBlocks(LLVMValueRef FnRef) {
1772   return unwrap<Function>(FnRef)->size();
1773 }
1774
1775 void LLVMGetBasicBlocks(LLVMValueRef FnRef, LLVMBasicBlockRef *BasicBlocksRefs){
1776   Function *Fn = unwrap<Function>(FnRef);
1777   for (Function::iterator I = Fn->begin(), E = Fn->end(); I != E; I++)
1778     *BasicBlocksRefs++ = wrap(I);
1779 }
1780
1781 LLVMBasicBlockRef LLVMGetEntryBasicBlock(LLVMValueRef Fn) {
1782   return wrap(&unwrap<Function>(Fn)->getEntryBlock());
1783 }
1784
1785 LLVMBasicBlockRef LLVMGetFirstBasicBlock(LLVMValueRef Fn) {
1786   Function *Func = unwrap<Function>(Fn);
1787   Function::iterator I = Func->begin();
1788   if (I == Func->end())
1789     return nullptr;
1790   return wrap(I);
1791 }
1792
1793 LLVMBasicBlockRef LLVMGetLastBasicBlock(LLVMValueRef Fn) {
1794   Function *Func = unwrap<Function>(Fn);
1795   Function::iterator I = Func->end();
1796   if (I == Func->begin())
1797     return nullptr;
1798   return wrap(--I);
1799 }
1800
1801 LLVMBasicBlockRef LLVMGetNextBasicBlock(LLVMBasicBlockRef BB) {
1802   BasicBlock *Block = unwrap(BB);
1803   Function::iterator I = Block;
1804   if (++I == Block->getParent()->end())
1805     return nullptr;
1806   return wrap(I);
1807 }
1808
1809 LLVMBasicBlockRef LLVMGetPreviousBasicBlock(LLVMBasicBlockRef BB) {
1810   BasicBlock *Block = unwrap(BB);
1811   Function::iterator I = Block;
1812   if (I == Block->getParent()->begin())
1813     return nullptr;
1814   return wrap(--I);
1815 }
1816
1817 LLVMBasicBlockRef LLVMAppendBasicBlockInContext(LLVMContextRef C,
1818                                                 LLVMValueRef FnRef,
1819                                                 const char *Name) {
1820   return wrap(BasicBlock::Create(*unwrap(C), Name, unwrap<Function>(FnRef)));
1821 }
1822
1823 LLVMBasicBlockRef LLVMAppendBasicBlock(LLVMValueRef FnRef, const char *Name) {
1824   return LLVMAppendBasicBlockInContext(LLVMGetGlobalContext(), FnRef, Name);
1825 }
1826
1827 LLVMBasicBlockRef LLVMInsertBasicBlockInContext(LLVMContextRef C,
1828                                                 LLVMBasicBlockRef BBRef,
1829                                                 const char *Name) {
1830   BasicBlock *BB = unwrap(BBRef);
1831   return wrap(BasicBlock::Create(*unwrap(C), Name, BB->getParent(), BB));
1832 }
1833
1834 LLVMBasicBlockRef LLVMInsertBasicBlock(LLVMBasicBlockRef BBRef,
1835                                        const char *Name) {
1836   return LLVMInsertBasicBlockInContext(LLVMGetGlobalContext(), BBRef, Name);
1837 }
1838
1839 void LLVMDeleteBasicBlock(LLVMBasicBlockRef BBRef) {
1840   unwrap(BBRef)->eraseFromParent();
1841 }
1842
1843 void LLVMRemoveBasicBlockFromParent(LLVMBasicBlockRef BBRef) {
1844   unwrap(BBRef)->removeFromParent();
1845 }
1846
1847 void LLVMMoveBasicBlockBefore(LLVMBasicBlockRef BB, LLVMBasicBlockRef MovePos) {
1848   unwrap(BB)->moveBefore(unwrap(MovePos));
1849 }
1850
1851 void LLVMMoveBasicBlockAfter(LLVMBasicBlockRef BB, LLVMBasicBlockRef MovePos) {
1852   unwrap(BB)->moveAfter(unwrap(MovePos));
1853 }
1854
1855 /*--.. Operations on instructions ..........................................--*/
1856
1857 LLVMBasicBlockRef LLVMGetInstructionParent(LLVMValueRef Inst) {
1858   return wrap(unwrap<Instruction>(Inst)->getParent());
1859 }
1860
1861 LLVMValueRef LLVMGetFirstInstruction(LLVMBasicBlockRef BB) {
1862   BasicBlock *Block = unwrap(BB);
1863   BasicBlock::iterator I = Block->begin();
1864   if (I == Block->end())
1865     return nullptr;
1866   return wrap(I);
1867 }
1868
1869 LLVMValueRef LLVMGetLastInstruction(LLVMBasicBlockRef BB) {
1870   BasicBlock *Block = unwrap(BB);
1871   BasicBlock::iterator I = Block->end();
1872   if (I == Block->begin())
1873     return nullptr;
1874   return wrap(--I);
1875 }
1876
1877 LLVMValueRef LLVMGetNextInstruction(LLVMValueRef Inst) {
1878   Instruction *Instr = unwrap<Instruction>(Inst);
1879   BasicBlock::iterator I = Instr;
1880   if (++I == Instr->getParent()->end())
1881     return nullptr;
1882   return wrap(I);
1883 }
1884
1885 LLVMValueRef LLVMGetPreviousInstruction(LLVMValueRef Inst) {
1886   Instruction *Instr = unwrap<Instruction>(Inst);
1887   BasicBlock::iterator I = Instr;
1888   if (I == Instr->getParent()->begin())
1889     return nullptr;
1890   return wrap(--I);
1891 }
1892
1893 void LLVMInstructionEraseFromParent(LLVMValueRef Inst) {
1894   unwrap<Instruction>(Inst)->eraseFromParent();
1895 }
1896
1897 LLVMIntPredicate LLVMGetICmpPredicate(LLVMValueRef Inst) {
1898   if (ICmpInst *I = dyn_cast<ICmpInst>(unwrap(Inst)))
1899     return (LLVMIntPredicate)I->getPredicate();
1900   if (ConstantExpr *CE = dyn_cast<ConstantExpr>(unwrap(Inst)))
1901     if (CE->getOpcode() == Instruction::ICmp)
1902       return (LLVMIntPredicate)CE->getPredicate();
1903   return (LLVMIntPredicate)0;
1904 }
1905
1906 LLVMRealPredicate LLVMGetFCmpPredicate(LLVMValueRef Inst) {
1907   if (FCmpInst *I = dyn_cast<FCmpInst>(unwrap(Inst)))
1908     return (LLVMRealPredicate)I->getPredicate();
1909   if (ConstantExpr *CE = dyn_cast<ConstantExpr>(unwrap(Inst)))
1910     if (CE->getOpcode() == Instruction::FCmp)
1911       return (LLVMRealPredicate)CE->getPredicate();
1912   return (LLVMRealPredicate)0;
1913 }
1914
1915 LLVMOpcode LLVMGetInstructionOpcode(LLVMValueRef Inst) {
1916   if (Instruction *C = dyn_cast<Instruction>(unwrap(Inst)))
1917     return map_to_llvmopcode(C->getOpcode());
1918   return (LLVMOpcode)0;
1919 }
1920
1921 LLVMValueRef LLVMInstructionClone(LLVMValueRef Inst) {
1922   if (Instruction *C = dyn_cast<Instruction>(unwrap(Inst)))
1923     return wrap(C->clone());
1924   return nullptr;
1925 }
1926
1927 /*--.. Call and invoke instructions ........................................--*/
1928
1929 unsigned LLVMGetInstructionCallConv(LLVMValueRef Instr) {
1930   Value *V = unwrap(Instr);
1931   if (CallInst *CI = dyn_cast<CallInst>(V))
1932     return CI->getCallingConv();
1933   if (InvokeInst *II = dyn_cast<InvokeInst>(V))
1934     return II->getCallingConv();
1935   llvm_unreachable("LLVMGetInstructionCallConv applies only to call and invoke!");
1936 }
1937
1938 void LLVMSetInstructionCallConv(LLVMValueRef Instr, unsigned CC) {
1939   Value *V = unwrap(Instr);
1940   if (CallInst *CI = dyn_cast<CallInst>(V))
1941     return CI->setCallingConv(static_cast<CallingConv::ID>(CC));
1942   else if (InvokeInst *II = dyn_cast<InvokeInst>(V))
1943     return II->setCallingConv(static_cast<CallingConv::ID>(CC));
1944   llvm_unreachable("LLVMSetInstructionCallConv applies only to call and invoke!");
1945 }
1946
1947 void LLVMAddInstrAttribute(LLVMValueRef Instr, unsigned index,
1948                            LLVMAttribute PA) {
1949   CallSite Call = CallSite(unwrap<Instruction>(Instr));
1950   AttrBuilder B(PA);
1951   Call.setAttributes(
1952     Call.getAttributes().addAttributes(Call->getContext(), index,
1953                                        AttributeSet::get(Call->getContext(),
1954                                                          index, B)));
1955 }
1956
1957 void LLVMRemoveInstrAttribute(LLVMValueRef Instr, unsigned index,
1958                               LLVMAttribute PA) {
1959   CallSite Call = CallSite(unwrap<Instruction>(Instr));
1960   AttrBuilder B(PA);
1961   Call.setAttributes(Call.getAttributes()
1962                        .removeAttributes(Call->getContext(), index,
1963                                          AttributeSet::get(Call->getContext(),
1964                                                            index, B)));
1965 }
1966
1967 void LLVMSetInstrParamAlignment(LLVMValueRef Instr, unsigned index,
1968                                 unsigned align) {
1969   CallSite Call = CallSite(unwrap<Instruction>(Instr));
1970   AttrBuilder B;
1971   B.addAlignmentAttr(align);
1972   Call.setAttributes(Call.getAttributes()
1973                        .addAttributes(Call->getContext(), index,
1974                                       AttributeSet::get(Call->getContext(),
1975                                                         index, B)));
1976 }
1977
1978 /*--.. Operations on call instructions (only) ..............................--*/
1979
1980 LLVMBool LLVMIsTailCall(LLVMValueRef Call) {
1981   return unwrap<CallInst>(Call)->isTailCall();
1982 }
1983
1984 void LLVMSetTailCall(LLVMValueRef Call, LLVMBool isTailCall) {
1985   unwrap<CallInst>(Call)->setTailCall(isTailCall);
1986 }
1987
1988 /*--.. Operations on terminators ...........................................--*/
1989
1990 unsigned LLVMGetNumSuccessors(LLVMValueRef Term) {
1991   return unwrap<TerminatorInst>(Term)->getNumSuccessors();
1992 }
1993
1994 LLVMBasicBlockRef LLVMGetSuccessor(LLVMValueRef Term, unsigned i) {
1995   return wrap(unwrap<TerminatorInst>(Term)->getSuccessor(i));
1996 }
1997
1998 void LLVMSetSuccessor(LLVMValueRef Term, unsigned i, LLVMBasicBlockRef block) {
1999   return unwrap<TerminatorInst>(Term)->setSuccessor(i,unwrap(block));
2000 }
2001
2002 /*--.. Operations on branch instructions (only) ............................--*/
2003
2004 LLVMBool LLVMIsConditional(LLVMValueRef Branch) {
2005   return unwrap<BranchInst>(Branch)->isConditional();
2006 }
2007
2008 LLVMValueRef LLVMGetCondition(LLVMValueRef Branch) {
2009   return wrap(unwrap<BranchInst>(Branch)->getCondition());
2010 }
2011
2012 void LLVMSetCondition(LLVMValueRef Branch, LLVMValueRef Cond) {
2013   return unwrap<BranchInst>(Branch)->setCondition(unwrap(Cond));
2014 }
2015
2016 /*--.. Operations on switch instructions (only) ............................--*/
2017
2018 LLVMBasicBlockRef LLVMGetSwitchDefaultDest(LLVMValueRef Switch) {
2019   return wrap(unwrap<SwitchInst>(Switch)->getDefaultDest());
2020 }
2021
2022 /*--.. Operations on phi nodes .............................................--*/
2023
2024 void LLVMAddIncoming(LLVMValueRef PhiNode, LLVMValueRef *IncomingValues,
2025                      LLVMBasicBlockRef *IncomingBlocks, unsigned Count) {
2026   PHINode *PhiVal = unwrap<PHINode>(PhiNode);
2027   for (unsigned I = 0; I != Count; ++I)
2028     PhiVal->addIncoming(unwrap(IncomingValues[I]), unwrap(IncomingBlocks[I]));
2029 }
2030
2031 unsigned LLVMCountIncoming(LLVMValueRef PhiNode) {
2032   return unwrap<PHINode>(PhiNode)->getNumIncomingValues();
2033 }
2034
2035 LLVMValueRef LLVMGetIncomingValue(LLVMValueRef PhiNode, unsigned Index) {
2036   return wrap(unwrap<PHINode>(PhiNode)->getIncomingValue(Index));
2037 }
2038
2039 LLVMBasicBlockRef LLVMGetIncomingBlock(LLVMValueRef PhiNode, unsigned Index) {
2040   return wrap(unwrap<PHINode>(PhiNode)->getIncomingBlock(Index));
2041 }
2042
2043
2044 /*===-- Instruction builders ----------------------------------------------===*/
2045
2046 LLVMBuilderRef LLVMCreateBuilderInContext(LLVMContextRef C) {
2047   return wrap(new IRBuilder<>(*unwrap(C)));
2048 }
2049
2050 LLVMBuilderRef LLVMCreateBuilder(void) {
2051   return LLVMCreateBuilderInContext(LLVMGetGlobalContext());
2052 }
2053
2054 void LLVMPositionBuilder(LLVMBuilderRef Builder, LLVMBasicBlockRef Block,
2055                          LLVMValueRef Instr) {
2056   BasicBlock *BB = unwrap(Block);
2057   Instruction *I = Instr? unwrap<Instruction>(Instr) : (Instruction*) BB->end();
2058   unwrap(Builder)->SetInsertPoint(BB, I);
2059 }
2060
2061 void LLVMPositionBuilderBefore(LLVMBuilderRef Builder, LLVMValueRef Instr) {
2062   Instruction *I = unwrap<Instruction>(Instr);
2063   unwrap(Builder)->SetInsertPoint(I->getParent(), I);
2064 }
2065
2066 void LLVMPositionBuilderAtEnd(LLVMBuilderRef Builder, LLVMBasicBlockRef Block) {
2067   BasicBlock *BB = unwrap(Block);
2068   unwrap(Builder)->SetInsertPoint(BB);
2069 }
2070
2071 LLVMBasicBlockRef LLVMGetInsertBlock(LLVMBuilderRef Builder) {
2072    return wrap(unwrap(Builder)->GetInsertBlock());
2073 }
2074
2075 void LLVMClearInsertionPosition(LLVMBuilderRef Builder) {
2076   unwrap(Builder)->ClearInsertionPoint();
2077 }
2078
2079 void LLVMInsertIntoBuilder(LLVMBuilderRef Builder, LLVMValueRef Instr) {
2080   unwrap(Builder)->Insert(unwrap<Instruction>(Instr));
2081 }
2082
2083 void LLVMInsertIntoBuilderWithName(LLVMBuilderRef Builder, LLVMValueRef Instr,
2084                                    const char *Name) {
2085   unwrap(Builder)->Insert(unwrap<Instruction>(Instr), Name);
2086 }
2087
2088 void LLVMDisposeBuilder(LLVMBuilderRef Builder) {
2089   delete unwrap(Builder);
2090 }
2091
2092 /*--.. Metadata builders ...................................................--*/
2093
2094 void LLVMSetCurrentDebugLocation(LLVMBuilderRef Builder, LLVMValueRef L) {
2095   MDNode *Loc = L ? unwrap<MDNode>(L) : nullptr;
2096   unwrap(Builder)->SetCurrentDebugLocation(DebugLoc::getFromDILocation(Loc));
2097 }
2098
2099 LLVMValueRef LLVMGetCurrentDebugLocation(LLVMBuilderRef Builder) {
2100   return wrap(unwrap(Builder)->getCurrentDebugLocation()
2101               .getAsMDNode(unwrap(Builder)->getContext()));
2102 }
2103
2104 void LLVMSetInstDebugLocation(LLVMBuilderRef Builder, LLVMValueRef Inst) {
2105   unwrap(Builder)->SetInstDebugLocation(unwrap<Instruction>(Inst));
2106 }
2107
2108
2109 /*--.. Instruction builders ................................................--*/
2110
2111 LLVMValueRef LLVMBuildRetVoid(LLVMBuilderRef B) {
2112   return wrap(unwrap(B)->CreateRetVoid());
2113 }
2114
2115 LLVMValueRef LLVMBuildRet(LLVMBuilderRef B, LLVMValueRef V) {
2116   return wrap(unwrap(B)->CreateRet(unwrap(V)));
2117 }
2118
2119 LLVMValueRef LLVMBuildAggregateRet(LLVMBuilderRef B, LLVMValueRef *RetVals,
2120                                    unsigned N) {
2121   return wrap(unwrap(B)->CreateAggregateRet(unwrap(RetVals), N));
2122 }
2123
2124 LLVMValueRef LLVMBuildBr(LLVMBuilderRef B, LLVMBasicBlockRef Dest) {
2125   return wrap(unwrap(B)->CreateBr(unwrap(Dest)));
2126 }
2127
2128 LLVMValueRef LLVMBuildCondBr(LLVMBuilderRef B, LLVMValueRef If,
2129                              LLVMBasicBlockRef Then, LLVMBasicBlockRef Else) {
2130   return wrap(unwrap(B)->CreateCondBr(unwrap(If), unwrap(Then), unwrap(Else)));
2131 }
2132
2133 LLVMValueRef LLVMBuildSwitch(LLVMBuilderRef B, LLVMValueRef V,
2134                              LLVMBasicBlockRef Else, unsigned NumCases) {
2135   return wrap(unwrap(B)->CreateSwitch(unwrap(V), unwrap(Else), NumCases));
2136 }
2137
2138 LLVMValueRef LLVMBuildIndirectBr(LLVMBuilderRef B, LLVMValueRef Addr,
2139                                  unsigned NumDests) {
2140   return wrap(unwrap(B)->CreateIndirectBr(unwrap(Addr), NumDests));
2141 }
2142
2143 LLVMValueRef LLVMBuildInvoke(LLVMBuilderRef B, LLVMValueRef Fn,
2144                              LLVMValueRef *Args, unsigned NumArgs,
2145                              LLVMBasicBlockRef Then, LLVMBasicBlockRef Catch,
2146                              const char *Name) {
2147   return wrap(unwrap(B)->CreateInvoke(unwrap(Fn), unwrap(Then), unwrap(Catch),
2148                                       makeArrayRef(unwrap(Args), NumArgs),
2149                                       Name));
2150 }
2151
2152 LLVMValueRef LLVMBuildLandingPad(LLVMBuilderRef B, LLVMTypeRef Ty,
2153                                  LLVMValueRef PersFn, unsigned NumClauses,
2154                                  const char *Name) {
2155   return wrap(unwrap(B)->CreateLandingPad(unwrap(Ty),
2156                                           cast<Function>(unwrap(PersFn)),
2157                                           NumClauses, Name));
2158 }
2159
2160 LLVMValueRef LLVMBuildResume(LLVMBuilderRef B, LLVMValueRef Exn) {
2161   return wrap(unwrap(B)->CreateResume(unwrap(Exn)));
2162 }
2163
2164 LLVMValueRef LLVMBuildUnreachable(LLVMBuilderRef B) {
2165   return wrap(unwrap(B)->CreateUnreachable());
2166 }
2167
2168 void LLVMAddCase(LLVMValueRef Switch, LLVMValueRef OnVal,
2169                  LLVMBasicBlockRef Dest) {
2170   unwrap<SwitchInst>(Switch)->addCase(unwrap<ConstantInt>(OnVal), unwrap(Dest));
2171 }
2172
2173 void LLVMAddDestination(LLVMValueRef IndirectBr, LLVMBasicBlockRef Dest) {
2174   unwrap<IndirectBrInst>(IndirectBr)->addDestination(unwrap(Dest));
2175 }
2176
2177 void LLVMAddClause(LLVMValueRef LandingPad, LLVMValueRef ClauseVal) {
2178   unwrap<LandingPadInst>(LandingPad)->
2179     addClause(cast<Constant>(unwrap(ClauseVal)));
2180 }
2181
2182 void LLVMSetCleanup(LLVMValueRef LandingPad, LLVMBool Val) {
2183   unwrap<LandingPadInst>(LandingPad)->setCleanup(Val);
2184 }
2185
2186 /*--.. Arithmetic ..........................................................--*/
2187
2188 LLVMValueRef LLVMBuildAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2189                           const char *Name) {
2190   return wrap(unwrap(B)->CreateAdd(unwrap(LHS), unwrap(RHS), Name));
2191 }
2192
2193 LLVMValueRef LLVMBuildNSWAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2194                           const char *Name) {
2195   return wrap(unwrap(B)->CreateNSWAdd(unwrap(LHS), unwrap(RHS), Name));
2196 }
2197
2198 LLVMValueRef LLVMBuildNUWAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2199                           const char *Name) {
2200   return wrap(unwrap(B)->CreateNUWAdd(unwrap(LHS), unwrap(RHS), Name));
2201 }
2202
2203 LLVMValueRef LLVMBuildFAdd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2204                           const char *Name) {
2205   return wrap(unwrap(B)->CreateFAdd(unwrap(LHS), unwrap(RHS), Name));
2206 }
2207
2208 LLVMValueRef LLVMBuildSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2209                           const char *Name) {
2210   return wrap(unwrap(B)->CreateSub(unwrap(LHS), unwrap(RHS), Name));
2211 }
2212
2213 LLVMValueRef LLVMBuildNSWSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2214                           const char *Name) {
2215   return wrap(unwrap(B)->CreateNSWSub(unwrap(LHS), unwrap(RHS), Name));
2216 }
2217
2218 LLVMValueRef LLVMBuildNUWSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2219                           const char *Name) {
2220   return wrap(unwrap(B)->CreateNUWSub(unwrap(LHS), unwrap(RHS), Name));
2221 }
2222
2223 LLVMValueRef LLVMBuildFSub(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2224                           const char *Name) {
2225   return wrap(unwrap(B)->CreateFSub(unwrap(LHS), unwrap(RHS), Name));
2226 }
2227
2228 LLVMValueRef LLVMBuildMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2229                           const char *Name) {
2230   return wrap(unwrap(B)->CreateMul(unwrap(LHS), unwrap(RHS), Name));
2231 }
2232
2233 LLVMValueRef LLVMBuildNSWMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2234                           const char *Name) {
2235   return wrap(unwrap(B)->CreateNSWMul(unwrap(LHS), unwrap(RHS), Name));
2236 }
2237
2238 LLVMValueRef LLVMBuildNUWMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2239                           const char *Name) {
2240   return wrap(unwrap(B)->CreateNUWMul(unwrap(LHS), unwrap(RHS), Name));
2241 }
2242
2243 LLVMValueRef LLVMBuildFMul(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2244                           const char *Name) {
2245   return wrap(unwrap(B)->CreateFMul(unwrap(LHS), unwrap(RHS), Name));
2246 }
2247
2248 LLVMValueRef LLVMBuildUDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2249                            const char *Name) {
2250   return wrap(unwrap(B)->CreateUDiv(unwrap(LHS), unwrap(RHS), Name));
2251 }
2252
2253 LLVMValueRef LLVMBuildSDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2254                            const char *Name) {
2255   return wrap(unwrap(B)->CreateSDiv(unwrap(LHS), unwrap(RHS), Name));
2256 }
2257
2258 LLVMValueRef LLVMBuildExactSDiv(LLVMBuilderRef B, LLVMValueRef LHS,
2259                                 LLVMValueRef RHS, const char *Name) {
2260   return wrap(unwrap(B)->CreateExactSDiv(unwrap(LHS), unwrap(RHS), Name));
2261 }
2262
2263 LLVMValueRef LLVMBuildFDiv(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2264                            const char *Name) {
2265   return wrap(unwrap(B)->CreateFDiv(unwrap(LHS), unwrap(RHS), Name));
2266 }
2267
2268 LLVMValueRef LLVMBuildURem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2269                            const char *Name) {
2270   return wrap(unwrap(B)->CreateURem(unwrap(LHS), unwrap(RHS), Name));
2271 }
2272
2273 LLVMValueRef LLVMBuildSRem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2274                            const char *Name) {
2275   return wrap(unwrap(B)->CreateSRem(unwrap(LHS), unwrap(RHS), Name));
2276 }
2277
2278 LLVMValueRef LLVMBuildFRem(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2279                            const char *Name) {
2280   return wrap(unwrap(B)->CreateFRem(unwrap(LHS), unwrap(RHS), Name));
2281 }
2282
2283 LLVMValueRef LLVMBuildShl(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2284                           const char *Name) {
2285   return wrap(unwrap(B)->CreateShl(unwrap(LHS), unwrap(RHS), Name));
2286 }
2287
2288 LLVMValueRef LLVMBuildLShr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2289                            const char *Name) {
2290   return wrap(unwrap(B)->CreateLShr(unwrap(LHS), unwrap(RHS), Name));
2291 }
2292
2293 LLVMValueRef LLVMBuildAShr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2294                            const char *Name) {
2295   return wrap(unwrap(B)->CreateAShr(unwrap(LHS), unwrap(RHS), Name));
2296 }
2297
2298 LLVMValueRef LLVMBuildAnd(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2299                           const char *Name) {
2300   return wrap(unwrap(B)->CreateAnd(unwrap(LHS), unwrap(RHS), Name));
2301 }
2302
2303 LLVMValueRef LLVMBuildOr(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2304                          const char *Name) {
2305   return wrap(unwrap(B)->CreateOr(unwrap(LHS), unwrap(RHS), Name));
2306 }
2307
2308 LLVMValueRef LLVMBuildXor(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS,
2309                           const char *Name) {
2310   return wrap(unwrap(B)->CreateXor(unwrap(LHS), unwrap(RHS), Name));
2311 }
2312
2313 LLVMValueRef LLVMBuildBinOp(LLVMBuilderRef B, LLVMOpcode Op,
2314                             LLVMValueRef LHS, LLVMValueRef RHS,
2315                             const char *Name) {
2316   return wrap(unwrap(B)->CreateBinOp(Instruction::BinaryOps(map_from_llvmopcode(Op)), unwrap(LHS),
2317                                      unwrap(RHS), Name));
2318 }
2319
2320 LLVMValueRef LLVMBuildNeg(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
2321   return wrap(unwrap(B)->CreateNeg(unwrap(V), Name));
2322 }
2323
2324 LLVMValueRef LLVMBuildNSWNeg(LLVMBuilderRef B, LLVMValueRef V,
2325                              const char *Name) {
2326   return wrap(unwrap(B)->CreateNSWNeg(unwrap(V), Name));
2327 }
2328
2329 LLVMValueRef LLVMBuildNUWNeg(LLVMBuilderRef B, LLVMValueRef V,
2330                              const char *Name) {
2331   return wrap(unwrap(B)->CreateNUWNeg(unwrap(V), Name));
2332 }
2333
2334 LLVMValueRef LLVMBuildFNeg(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
2335   return wrap(unwrap(B)->CreateFNeg(unwrap(V), Name));
2336 }
2337
2338 LLVMValueRef LLVMBuildNot(LLVMBuilderRef B, LLVMValueRef V, const char *Name) {
2339   return wrap(unwrap(B)->CreateNot(unwrap(V), Name));
2340 }
2341
2342 /*--.. Memory ..............................................................--*/
2343
2344 LLVMValueRef LLVMBuildMalloc(LLVMBuilderRef B, LLVMTypeRef Ty,
2345                              const char *Name) {
2346   Type* ITy = Type::getInt32Ty(unwrap(B)->GetInsertBlock()->getContext());
2347   Constant* AllocSize = ConstantExpr::getSizeOf(unwrap(Ty));
2348   AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, ITy);
2349   Instruction* Malloc = CallInst::CreateMalloc(unwrap(B)->GetInsertBlock(),
2350                                                ITy, unwrap(Ty), AllocSize,
2351                                                nullptr, nullptr, "");
2352   return wrap(unwrap(B)->Insert(Malloc, Twine(Name)));
2353 }
2354
2355 LLVMValueRef LLVMBuildArrayMalloc(LLVMBuilderRef B, LLVMTypeRef Ty,
2356                                   LLVMValueRef Val, const char *Name) {
2357   Type* ITy = Type::getInt32Ty(unwrap(B)->GetInsertBlock()->getContext());
2358   Constant* AllocSize = ConstantExpr::getSizeOf(unwrap(Ty));
2359   AllocSize = ConstantExpr::getTruncOrBitCast(AllocSize, ITy);
2360   Instruction* Malloc = CallInst::CreateMalloc(unwrap(B)->GetInsertBlock(),
2361                                                ITy, unwrap(Ty), AllocSize,
2362                                                unwrap(Val), nullptr, "");
2363   return wrap(unwrap(B)->Insert(Malloc, Twine(Name)));
2364 }
2365
2366 LLVMValueRef LLVMBuildAlloca(LLVMBuilderRef B, LLVMTypeRef Ty,
2367                              const char *Name) {
2368   return wrap(unwrap(B)->CreateAlloca(unwrap(Ty), nullptr, Name));
2369 }
2370
2371 LLVMValueRef LLVMBuildArrayAlloca(LLVMBuilderRef B, LLVMTypeRef Ty,
2372                                   LLVMValueRef Val, const char *Name) {
2373   return wrap(unwrap(B)->CreateAlloca(unwrap(Ty), unwrap(Val), Name));
2374 }
2375
2376 LLVMValueRef LLVMBuildFree(LLVMBuilderRef B, LLVMValueRef PointerVal) {
2377   return wrap(unwrap(B)->Insert(
2378      CallInst::CreateFree(unwrap(PointerVal), unwrap(B)->GetInsertBlock())));
2379 }
2380
2381
2382 LLVMValueRef LLVMBuildLoad(LLVMBuilderRef B, LLVMValueRef PointerVal,
2383                            const char *Name) {
2384   return wrap(unwrap(B)->CreateLoad(unwrap(PointerVal), Name));
2385 }
2386
2387 LLVMValueRef LLVMBuildStore(LLVMBuilderRef B, LLVMValueRef Val,
2388                             LLVMValueRef PointerVal) {
2389   return wrap(unwrap(B)->CreateStore(unwrap(Val), unwrap(PointerVal)));
2390 }
2391
2392 static AtomicOrdering mapFromLLVMOrdering(LLVMAtomicOrdering Ordering) {
2393   switch (Ordering) {
2394     case LLVMAtomicOrderingNotAtomic: return NotAtomic;
2395     case LLVMAtomicOrderingUnordered: return Unordered;
2396     case LLVMAtomicOrderingMonotonic: return Monotonic;
2397     case LLVMAtomicOrderingAcquire: return Acquire;
2398     case LLVMAtomicOrderingRelease: return Release;
2399     case LLVMAtomicOrderingAcquireRelease: return AcquireRelease;
2400     case LLVMAtomicOrderingSequentiallyConsistent:
2401       return SequentiallyConsistent;
2402   }
2403
2404   llvm_unreachable("Invalid LLVMAtomicOrdering value!");
2405 }
2406
2407 LLVMValueRef LLVMBuildFence(LLVMBuilderRef B, LLVMAtomicOrdering Ordering,
2408                             LLVMBool isSingleThread, const char *Name) {
2409   return wrap(
2410     unwrap(B)->CreateFence(mapFromLLVMOrdering(Ordering),
2411                            isSingleThread ? SingleThread : CrossThread,
2412                            Name));
2413 }
2414
2415 LLVMValueRef LLVMBuildGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
2416                           LLVMValueRef *Indices, unsigned NumIndices,
2417                           const char *Name) {
2418   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
2419   return wrap(unwrap(B)->CreateGEP(unwrap(Pointer), IdxList, Name));
2420 }
2421
2422 LLVMValueRef LLVMBuildInBoundsGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
2423                                   LLVMValueRef *Indices, unsigned NumIndices,
2424                                   const char *Name) {
2425   ArrayRef<Value *> IdxList(unwrap(Indices), NumIndices);
2426   return wrap(unwrap(B)->CreateInBoundsGEP(unwrap(Pointer), IdxList, Name));
2427 }
2428
2429 LLVMValueRef LLVMBuildStructGEP(LLVMBuilderRef B, LLVMValueRef Pointer,
2430                                 unsigned Idx, const char *Name) {
2431   return wrap(unwrap(B)->CreateStructGEP(unwrap(Pointer), Idx, Name));
2432 }
2433
2434 LLVMValueRef LLVMBuildGlobalString(LLVMBuilderRef B, const char *Str,
2435                                    const char *Name) {
2436   return wrap(unwrap(B)->CreateGlobalString(Str, Name));
2437 }
2438
2439 LLVMValueRef LLVMBuildGlobalStringPtr(LLVMBuilderRef B, const char *Str,
2440                                       const char *Name) {
2441   return wrap(unwrap(B)->CreateGlobalStringPtr(Str, Name));
2442 }
2443
2444 LLVMBool LLVMGetVolatile(LLVMValueRef MemAccessInst) {
2445   Value *P = unwrap<Value>(MemAccessInst);
2446   if (LoadInst *LI = dyn_cast<LoadInst>(P))
2447     return LI->isVolatile();
2448   return cast<StoreInst>(P)->isVolatile();
2449 }
2450
2451 void LLVMSetVolatile(LLVMValueRef MemAccessInst, LLVMBool isVolatile) {
2452   Value *P = unwrap<Value>(MemAccessInst);
2453   if (LoadInst *LI = dyn_cast<LoadInst>(P))
2454     return LI->setVolatile(isVolatile);
2455   return cast<StoreInst>(P)->setVolatile(isVolatile);
2456 }
2457
2458 /*--.. Casts ...............................................................--*/
2459
2460 LLVMValueRef LLVMBuildTrunc(LLVMBuilderRef B, LLVMValueRef Val,
2461                             LLVMTypeRef DestTy, const char *Name) {
2462   return wrap(unwrap(B)->CreateTrunc(unwrap(Val), unwrap(DestTy), Name));
2463 }
2464
2465 LLVMValueRef LLVMBuildZExt(LLVMBuilderRef B, LLVMValueRef Val,
2466                            LLVMTypeRef DestTy, const char *Name) {
2467   return wrap(unwrap(B)->CreateZExt(unwrap(Val), unwrap(DestTy), Name));
2468 }
2469
2470 LLVMValueRef LLVMBuildSExt(LLVMBuilderRef B, LLVMValueRef Val,
2471                            LLVMTypeRef DestTy, const char *Name) {
2472   return wrap(unwrap(B)->CreateSExt(unwrap(Val), unwrap(DestTy), Name));
2473 }
2474
2475 LLVMValueRef LLVMBuildFPToUI(LLVMBuilderRef B, LLVMValueRef Val,
2476                              LLVMTypeRef DestTy, const char *Name) {
2477   return wrap(unwrap(B)->CreateFPToUI(unwrap(Val), unwrap(DestTy), Name));
2478 }
2479
2480 LLVMValueRef LLVMBuildFPToSI(LLVMBuilderRef B, LLVMValueRef Val,
2481                              LLVMTypeRef DestTy, const char *Name) {
2482   return wrap(unwrap(B)->CreateFPToSI(unwrap(Val), unwrap(DestTy), Name));
2483 }
2484
2485 LLVMValueRef LLVMBuildUIToFP(LLVMBuilderRef B, LLVMValueRef Val,
2486                              LLVMTypeRef DestTy, const char *Name) {
2487   return wrap(unwrap(B)->CreateUIToFP(unwrap(Val), unwrap(DestTy), Name));
2488 }
2489
2490 LLVMValueRef LLVMBuildSIToFP(LLVMBuilderRef B, LLVMValueRef Val,
2491                              LLVMTypeRef DestTy, const char *Name) {
2492   return wrap(unwrap(B)->CreateSIToFP(unwrap(Val), unwrap(DestTy), Name));
2493 }
2494
2495 LLVMValueRef LLVMBuildFPTrunc(LLVMBuilderRef B, LLVMValueRef Val,
2496                               LLVMTypeRef DestTy, const char *Name) {
2497   return wrap(unwrap(B)->CreateFPTrunc(unwrap(Val), unwrap(DestTy), Name));
2498 }
2499
2500 LLVMValueRef LLVMBuildFPExt(LLVMBuilderRef B, LLVMValueRef Val,
2501                             LLVMTypeRef DestTy, const char *Name) {
2502   return wrap(unwrap(B)->CreateFPExt(unwrap(Val), unwrap(DestTy), Name));
2503 }
2504
2505 LLVMValueRef LLVMBuildPtrToInt(LLVMBuilderRef B, LLVMValueRef Val,
2506                                LLVMTypeRef DestTy, const char *Name) {
2507   return wrap(unwrap(B)->CreatePtrToInt(unwrap(Val), unwrap(DestTy), Name));
2508 }
2509
2510 LLVMValueRef LLVMBuildIntToPtr(LLVMBuilderRef B, LLVMValueRef Val,
2511                                LLVMTypeRef DestTy, const char *Name) {
2512   return wrap(unwrap(B)->CreateIntToPtr(unwrap(Val), unwrap(DestTy), Name));
2513 }
2514
2515 LLVMValueRef LLVMBuildBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2516                               LLVMTypeRef DestTy, const char *Name) {
2517   return wrap(unwrap(B)->CreateBitCast(unwrap(Val), unwrap(DestTy), Name));
2518 }
2519
2520 LLVMValueRef LLVMBuildAddrSpaceCast(LLVMBuilderRef B, LLVMValueRef Val,
2521                                     LLVMTypeRef DestTy, const char *Name) {
2522   return wrap(unwrap(B)->CreateAddrSpaceCast(unwrap(Val), unwrap(DestTy), Name));
2523 }
2524
2525 LLVMValueRef LLVMBuildZExtOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2526                                     LLVMTypeRef DestTy, const char *Name) {
2527   return wrap(unwrap(B)->CreateZExtOrBitCast(unwrap(Val), unwrap(DestTy),
2528                                              Name));
2529 }
2530
2531 LLVMValueRef LLVMBuildSExtOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2532                                     LLVMTypeRef DestTy, const char *Name) {
2533   return wrap(unwrap(B)->CreateSExtOrBitCast(unwrap(Val), unwrap(DestTy),
2534                                              Name));
2535 }
2536
2537 LLVMValueRef LLVMBuildTruncOrBitCast(LLVMBuilderRef B, LLVMValueRef Val,
2538                                      LLVMTypeRef DestTy, const char *Name) {
2539   return wrap(unwrap(B)->CreateTruncOrBitCast(unwrap(Val), unwrap(DestTy),
2540                                               Name));
2541 }
2542
2543 LLVMValueRef LLVMBuildCast(LLVMBuilderRef B, LLVMOpcode Op, LLVMValueRef Val,
2544                            LLVMTypeRef DestTy, const char *Name) {
2545   return wrap(unwrap(B)->CreateCast(Instruction::CastOps(map_from_llvmopcode(Op)), unwrap(Val),
2546                                     unwrap(DestTy), Name));
2547 }
2548
2549 LLVMValueRef LLVMBuildPointerCast(LLVMBuilderRef B, LLVMValueRef Val,
2550                                   LLVMTypeRef DestTy, const char *Name) {
2551   return wrap(unwrap(B)->CreatePointerCast(unwrap(Val), unwrap(DestTy), Name));
2552 }
2553
2554 LLVMValueRef LLVMBuildIntCast(LLVMBuilderRef B, LLVMValueRef Val,
2555                               LLVMTypeRef DestTy, const char *Name) {
2556   return wrap(unwrap(B)->CreateIntCast(unwrap(Val), unwrap(DestTy),
2557                                        /*isSigned*/true, Name));
2558 }
2559
2560 LLVMValueRef LLVMBuildFPCast(LLVMBuilderRef B, LLVMValueRef Val,
2561                              LLVMTypeRef DestTy, const char *Name) {
2562   return wrap(unwrap(B)->CreateFPCast(unwrap(Val), unwrap(DestTy), Name));
2563 }
2564
2565 /*--.. Comparisons .........................................................--*/
2566
2567 LLVMValueRef LLVMBuildICmp(LLVMBuilderRef B, LLVMIntPredicate Op,
2568                            LLVMValueRef LHS, LLVMValueRef RHS,
2569                            const char *Name) {
2570   return wrap(unwrap(B)->CreateICmp(static_cast<ICmpInst::Predicate>(Op),
2571                                     unwrap(LHS), unwrap(RHS), Name));
2572 }
2573
2574 LLVMValueRef LLVMBuildFCmp(LLVMBuilderRef B, LLVMRealPredicate Op,
2575                            LLVMValueRef LHS, LLVMValueRef RHS,
2576                            const char *Name) {
2577   return wrap(unwrap(B)->CreateFCmp(static_cast<FCmpInst::Predicate>(Op),
2578                                     unwrap(LHS), unwrap(RHS), Name));
2579 }
2580
2581 /*--.. Miscellaneous instructions ..........................................--*/
2582
2583 LLVMValueRef LLVMBuildPhi(LLVMBuilderRef B, LLVMTypeRef Ty, const char *Name) {
2584   return wrap(unwrap(B)->CreatePHI(unwrap(Ty), 0, Name));
2585 }
2586
2587 LLVMValueRef LLVMBuildCall(LLVMBuilderRef B, LLVMValueRef Fn,
2588                            LLVMValueRef *Args, unsigned NumArgs,
2589                            const char *Name) {
2590   return wrap(unwrap(B)->CreateCall(unwrap(Fn),
2591                                     makeArrayRef(unwrap(Args), NumArgs),
2592                                     Name));
2593 }
2594
2595 LLVMValueRef LLVMBuildSelect(LLVMBuilderRef B, LLVMValueRef If,
2596                              LLVMValueRef Then, LLVMValueRef Else,
2597                              const char *Name) {
2598   return wrap(unwrap(B)->CreateSelect(unwrap(If), unwrap(Then), unwrap(Else),
2599                                       Name));
2600 }
2601
2602 LLVMValueRef LLVMBuildVAArg(LLVMBuilderRef B, LLVMValueRef List,
2603                             LLVMTypeRef Ty, const char *Name) {
2604   return wrap(unwrap(B)->CreateVAArg(unwrap(List), unwrap(Ty), Name));
2605 }
2606
2607 LLVMValueRef LLVMBuildExtractElement(LLVMBuilderRef B, LLVMValueRef VecVal,
2608                                       LLVMValueRef Index, const char *Name) {
2609   return wrap(unwrap(B)->CreateExtractElement(unwrap(VecVal), unwrap(Index),
2610                                               Name));
2611 }
2612
2613 LLVMValueRef LLVMBuildInsertElement(LLVMBuilderRef B, LLVMValueRef VecVal,
2614                                     LLVMValueRef EltVal, LLVMValueRef Index,
2615                                     const char *Name) {
2616   return wrap(unwrap(B)->CreateInsertElement(unwrap(VecVal), unwrap(EltVal),
2617                                              unwrap(Index), Name));
2618 }
2619
2620 LLVMValueRef LLVMBuildShuffleVector(LLVMBuilderRef B, LLVMValueRef V1,
2621                                     LLVMValueRef V2, LLVMValueRef Mask,
2622                                     const char *Name) {
2623   return wrap(unwrap(B)->CreateShuffleVector(unwrap(V1), unwrap(V2),
2624                                              unwrap(Mask), Name));
2625 }
2626
2627 LLVMValueRef LLVMBuildExtractValue(LLVMBuilderRef B, LLVMValueRef AggVal,
2628                                    unsigned Index, const char *Name) {
2629   return wrap(unwrap(B)->CreateExtractValue(unwrap(AggVal), Index, Name));
2630 }
2631
2632 LLVMValueRef LLVMBuildInsertValue(LLVMBuilderRef B, LLVMValueRef AggVal,
2633                                   LLVMValueRef EltVal, unsigned Index,
2634                                   const char *Name) {
2635   return wrap(unwrap(B)->CreateInsertValue(unwrap(AggVal), unwrap(EltVal),
2636                                            Index, Name));
2637 }
2638
2639 LLVMValueRef LLVMBuildIsNull(LLVMBuilderRef B, LLVMValueRef Val,
2640                              const char *Name) {
2641   return wrap(unwrap(B)->CreateIsNull(unwrap(Val), Name));
2642 }
2643
2644 LLVMValueRef LLVMBuildIsNotNull(LLVMBuilderRef B, LLVMValueRef Val,
2645                                 const char *Name) {
2646   return wrap(unwrap(B)->CreateIsNotNull(unwrap(Val), Name));
2647 }
2648
2649 LLVMValueRef LLVMBuildPtrDiff(LLVMBuilderRef B, LLVMValueRef LHS,
2650                               LLVMValueRef RHS, const char *Name) {
2651   return wrap(unwrap(B)->CreatePtrDiff(unwrap(LHS), unwrap(RHS), Name));
2652 }
2653
2654 LLVMValueRef LLVMBuildAtomicRMW(LLVMBuilderRef B,LLVMAtomicRMWBinOp op,
2655                                LLVMValueRef PTR, LLVMValueRef Val,
2656                                LLVMAtomicOrdering ordering,
2657                                LLVMBool singleThread) {
2658   AtomicRMWInst::BinOp intop;
2659   switch (op) {
2660     case LLVMAtomicRMWBinOpXchg: intop = AtomicRMWInst::Xchg; break;
2661     case LLVMAtomicRMWBinOpAdd: intop = AtomicRMWInst::Add; break;
2662     case LLVMAtomicRMWBinOpSub: intop = AtomicRMWInst::Sub; break;
2663     case LLVMAtomicRMWBinOpAnd: intop = AtomicRMWInst::And; break;
2664     case LLVMAtomicRMWBinOpNand: intop = AtomicRMWInst::Nand; break;
2665     case LLVMAtomicRMWBinOpOr: intop = AtomicRMWInst::Or; break;
2666     case LLVMAtomicRMWBinOpXor: intop = AtomicRMWInst::Xor; break;
2667     case LLVMAtomicRMWBinOpMax: intop = AtomicRMWInst::Max; break;
2668     case LLVMAtomicRMWBinOpMin: intop = AtomicRMWInst::Min; break;
2669     case LLVMAtomicRMWBinOpUMax: intop = AtomicRMWInst::UMax; break;
2670     case LLVMAtomicRMWBinOpUMin: intop = AtomicRMWInst::UMin; break;
2671   }
2672   return wrap(unwrap(B)->CreateAtomicRMW(intop, unwrap(PTR), unwrap(Val),
2673     mapFromLLVMOrdering(ordering), singleThread ? SingleThread : CrossThread));
2674 }
2675
2676
2677 /*===-- Module providers --------------------------------------------------===*/
2678
2679 LLVMModuleProviderRef
2680 LLVMCreateModuleProviderForExistingModule(LLVMModuleRef M) {
2681   return reinterpret_cast<LLVMModuleProviderRef>(M);
2682 }
2683
2684 void LLVMDisposeModuleProvider(LLVMModuleProviderRef MP) {
2685   delete unwrap(MP);
2686 }
2687
2688
2689 /*===-- Memory buffers ----------------------------------------------------===*/
2690
2691 LLVMBool LLVMCreateMemoryBufferWithContentsOfFile(
2692     const char *Path,
2693     LLVMMemoryBufferRef *OutMemBuf,
2694     char **OutMessage) {
2695
2696   ErrorOr<std::unique_ptr<MemoryBuffer>> MBOrErr = MemoryBuffer::getFile(Path);
2697   if (std::error_code EC = MBOrErr.getError()) {
2698     *OutMessage = strdup(EC.message().c_str());
2699     return 1;
2700   }
2701   *OutMemBuf = wrap(MBOrErr.get().release());
2702   return 0;
2703 }
2704
2705 LLVMBool LLVMCreateMemoryBufferWithSTDIN(LLVMMemoryBufferRef *OutMemBuf,
2706                                          char **OutMessage) {
2707   ErrorOr<std::unique_ptr<MemoryBuffer>> MBOrErr = MemoryBuffer::getSTDIN();
2708   if (std::error_code EC = MBOrErr.getError()) {
2709     *OutMessage = strdup(EC.message().c_str());
2710     return 1;
2711   }
2712   *OutMemBuf = wrap(MBOrErr.get().release());
2713   return 0;
2714 }
2715
2716 LLVMMemoryBufferRef LLVMCreateMemoryBufferWithMemoryRange(
2717     const char *InputData,
2718     size_t InputDataLength,
2719     const char *BufferName,
2720     LLVMBool RequiresNullTerminator) {
2721
2722   return wrap(MemoryBuffer::getMemBuffer(StringRef(InputData, InputDataLength),
2723                                          StringRef(BufferName),
2724                                          RequiresNullTerminator).release());
2725 }
2726
2727 LLVMMemoryBufferRef LLVMCreateMemoryBufferWithMemoryRangeCopy(
2728     const char *InputData,
2729     size_t InputDataLength,
2730     const char *BufferName) {
2731
2732   return wrap(
2733       MemoryBuffer::getMemBufferCopy(StringRef(InputData, InputDataLength),
2734                                      StringRef(BufferName)).release());
2735 }
2736
2737 const char *LLVMGetBufferStart(LLVMMemoryBufferRef MemBuf) {
2738   return unwrap(MemBuf)->getBufferStart();
2739 }
2740
2741 size_t LLVMGetBufferSize(LLVMMemoryBufferRef MemBuf) {
2742   return unwrap(MemBuf)->getBufferSize();
2743 }
2744
2745 void LLVMDisposeMemoryBuffer(LLVMMemoryBufferRef MemBuf) {
2746   delete unwrap(MemBuf);
2747 }
2748
2749 /*===-- Pass Registry -----------------------------------------------------===*/
2750
2751 LLVMPassRegistryRef LLVMGetGlobalPassRegistry(void) {
2752   return wrap(PassRegistry::getPassRegistry());
2753 }
2754
2755 /*===-- Pass Manager ------------------------------------------------------===*/
2756
2757 LLVMPassManagerRef LLVMCreatePassManager() {
2758   return wrap(new PassManager());
2759 }
2760
2761 LLVMPassManagerRef LLVMCreateFunctionPassManagerForModule(LLVMModuleRef M) {
2762   return wrap(new FunctionPassManager(unwrap(M)));
2763 }
2764
2765 LLVMPassManagerRef LLVMCreateFunctionPassManager(LLVMModuleProviderRef P) {
2766   return LLVMCreateFunctionPassManagerForModule(
2767                                             reinterpret_cast<LLVMModuleRef>(P));
2768 }
2769
2770 LLVMBool LLVMRunPassManager(LLVMPassManagerRef PM, LLVMModuleRef M) {
2771   return unwrap<PassManager>(PM)->run(*unwrap(M));
2772 }
2773
2774 LLVMBool LLVMInitializeFunctionPassManager(LLVMPassManagerRef FPM) {
2775   return unwrap<FunctionPassManager>(FPM)->doInitialization();
2776 }
2777
2778 LLVMBool LLVMRunFunctionPassManager(LLVMPassManagerRef FPM, LLVMValueRef F) {
2779   return unwrap<FunctionPassManager>(FPM)->run(*unwrap<Function>(F));
2780 }
2781
2782 LLVMBool LLVMFinalizeFunctionPassManager(LLVMPassManagerRef FPM) {
2783   return unwrap<FunctionPassManager>(FPM)->doFinalization();
2784 }
2785
2786 void LLVMDisposePassManager(LLVMPassManagerRef PM) {
2787   delete unwrap(PM);
2788 }
2789
2790 /*===-- Threading ------------------------------------------------------===*/
2791
2792 LLVMBool LLVMStartMultithreaded() {
2793   return LLVMIsMultithreaded();
2794 }
2795
2796 void LLVMStopMultithreaded() {
2797 }
2798
2799 LLVMBool LLVMIsMultithreaded() {
2800   return llvm_is_multithreaded();
2801 }