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