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