1 //===--- DIBuilder.cpp - Debug Information Builder ------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file implements the DIBuilder.
12 //===----------------------------------------------------------------------===//
14 #include "llvm/DIBuilder.h"
15 #include "llvm/ADT/STLExtras.h"
16 #include "llvm/DebugInfo.h"
17 #include "llvm/IR/Constants.h"
18 #include "llvm/IR/IntrinsicInst.h"
19 #include "llvm/IR/Module.h"
20 #include "llvm/Support/Debug.h"
21 #include "llvm/Support/Dwarf.h"
24 using namespace llvm::dwarf;
26 static Constant *GetTagConstant(LLVMContext &VMContext, unsigned Tag) {
27 assert((Tag & LLVMDebugVersionMask) == 0 &&
28 "Tag too large for debug encoding!");
29 return ConstantInt::get(Type::getInt32Ty(VMContext), Tag | LLVMDebugVersion);
32 DIBuilder::DIBuilder(Module &m)
33 : M(m), VMContext(M.getContext()), TheCU(0), TempEnumTypes(0),
34 TempRetainTypes(0), TempSubprograms(0), TempGVs(0), DeclareFn(0),
38 /// finalize - Construct any deferred debug info descriptors.
39 void DIBuilder::finalize() {
40 DIArray Enums = getOrCreateArray(AllEnumTypes);
41 DIType(TempEnumTypes).replaceAllUsesWith(Enums);
43 DIArray RetainTypes = getOrCreateArray(AllRetainTypes);
44 DIType(TempRetainTypes).replaceAllUsesWith(RetainTypes);
46 DIArray SPs = getOrCreateArray(AllSubprograms);
47 DIType(TempSubprograms).replaceAllUsesWith(SPs);
48 for (unsigned i = 0, e = SPs.getNumElements(); i != e; ++i) {
49 DISubprogram SP(SPs.getElement(i));
50 SmallVector<Value *, 4> Variables;
51 if (NamedMDNode *NMD = getFnSpecificMDNode(M, SP)) {
52 for (unsigned ii = 0, ee = NMD->getNumOperands(); ii != ee; ++ii)
53 Variables.push_back(NMD->getOperand(ii));
54 NMD->eraseFromParent();
56 if (MDNode *Temp = SP.getVariablesNodes()) {
57 DIArray AV = getOrCreateArray(Variables);
58 DIType(Temp).replaceAllUsesWith(AV);
62 DIArray GVs = getOrCreateArray(AllGVs);
63 DIType(TempGVs).replaceAllUsesWith(GVs);
65 DIArray IMs = getOrCreateArray(AllImportedModules);
66 DIType(TempImportedModules).replaceAllUsesWith(IMs);
69 /// getNonCompileUnitScope - If N is compile unit return NULL otherwise return
71 static MDNode *getNonCompileUnitScope(MDNode *N) {
72 if (DIDescriptor(N).isCompileUnit())
77 static MDNode *createFilePathPair(LLVMContext &VMContext, StringRef Filename,
78 StringRef Directory) {
79 assert(!Filename.empty() && "Unable to create file without name");
81 MDString::get(VMContext, Filename),
82 MDString::get(VMContext, Directory),
84 return MDNode::get(VMContext, Pair);
87 /// createCompileUnit - A CompileUnit provides an anchor for all debugging
88 /// information generated during this instance of compilation.
89 void DIBuilder::createCompileUnit(unsigned Lang, StringRef Filename,
90 StringRef Directory, StringRef Producer,
91 bool isOptimized, StringRef Flags,
92 unsigned RunTimeVer, StringRef SplitName) {
93 assert(((Lang <= dwarf::DW_LANG_Python && Lang >= dwarf::DW_LANG_C89) ||
94 (Lang <= dwarf::DW_LANG_hi_user && Lang >= dwarf::DW_LANG_lo_user)) &&
95 "Invalid Language tag");
96 assert(!Filename.empty() &&
97 "Unable to create compile unit without filename");
98 Value *TElts[] = { GetTagConstant(VMContext, DW_TAG_base_type) };
99 TempEnumTypes = MDNode::getTemporary(VMContext, TElts);
101 TempRetainTypes = MDNode::getTemporary(VMContext, TElts);
103 TempSubprograms = MDNode::getTemporary(VMContext, TElts);
105 TempGVs = MDNode::getTemporary(VMContext, TElts);
107 TempImportedModules = MDNode::getTemporary(VMContext, TElts);
110 GetTagConstant(VMContext, dwarf::DW_TAG_compile_unit),
111 createFilePathPair(VMContext, Filename, Directory),
112 ConstantInt::get(Type::getInt32Ty(VMContext), Lang),
113 MDString::get(VMContext, Producer),
114 ConstantInt::get(Type::getInt1Ty(VMContext), isOptimized),
115 MDString::get(VMContext, Flags),
116 ConstantInt::get(Type::getInt32Ty(VMContext), RunTimeVer),
122 MDString::get(VMContext, SplitName)
124 TheCU = DICompileUnit(MDNode::get(VMContext, Elts));
126 // Create a named metadata so that it is easier to find cu in a module.
127 NamedMDNode *NMD = M.getOrInsertNamedMetadata("llvm.dbg.cu");
128 NMD->addOperand(TheCU);
131 static DIImportedEntity
132 createImportedModule(LLVMContext &C, DIScope Context, DIDescriptor NS,
133 unsigned Line, StringRef Name,
134 SmallVectorImpl<Value *> &AllImportedModules) {
138 GetTagConstant(C, dwarf::DW_TAG_imported_module),
141 ConstantInt::get(Type::getInt32Ty(C), Line),
143 R = MDNode::get(C, Elts);
146 GetTagConstant(C, dwarf::DW_TAG_imported_module),
149 ConstantInt::get(Type::getInt32Ty(C), Line),
150 MDString::get(C, Name)
152 R = MDNode::get(C, Elts);
154 DIImportedEntity M(R);
155 assert(M.Verify() && "Imported module should be valid");
156 AllImportedModules.push_back(M);
160 DIImportedEntity DIBuilder::createImportedModule(DIScope Context,
161 DINameSpace NS, unsigned Line,
163 return ::createImportedModule(VMContext, Context, NS, Line, Name,
167 DIImportedEntity DIBuilder::createImportedModule(DIScope Context,
171 return ::createImportedModule(VMContext, Context, NS, Line, Name,
175 DIImportedEntity DIBuilder::createImportedDeclaration(DIScope Context,
179 GetTagConstant(VMContext, dwarf::DW_TAG_imported_declaration),
182 ConstantInt::get(Type::getInt32Ty(VMContext), Line),
184 DIImportedEntity M(MDNode::get(VMContext, Elts));
185 assert(M.Verify() && "Imported module should be valid");
186 AllImportedModules.push_back(M);
190 /// createFile - Create a file descriptor to hold debugging information
192 DIFile DIBuilder::createFile(StringRef Filename, StringRef Directory) {
194 GetTagConstant(VMContext, dwarf::DW_TAG_file_type),
195 createFilePathPair(VMContext, Filename, Directory)
197 return DIFile(MDNode::get(VMContext, Elts));
200 /// createEnumerator - Create a single enumerator value.
201 DIEnumerator DIBuilder::createEnumerator(StringRef Name, int64_t Val) {
202 assert(!Name.empty() && "Unable to create enumerator without name");
204 GetTagConstant(VMContext, dwarf::DW_TAG_enumerator),
205 MDString::get(VMContext, Name),
206 ConstantInt::get(Type::getInt64Ty(VMContext), Val)
208 return DIEnumerator(MDNode::get(VMContext, Elts));
211 /// \brief Create a DWARF unspecified type.
212 DIBasicType DIBuilder::createUnspecifiedType(StringRef Name) {
213 assert(!Name.empty() && "Unable to create type without name");
214 // Unspecified types are encoded in DIBasicType format. Line number, filename,
215 // size, alignment, offset and flags are always empty here.
217 GetTagConstant(VMContext, dwarf::DW_TAG_unspecified_type),
220 MDString::get(VMContext, Name),
221 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
222 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size
223 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Align
224 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset
225 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags;
226 ConstantInt::get(Type::getInt32Ty(VMContext), 0) // Encoding
228 return DIBasicType(MDNode::get(VMContext, Elts));
231 /// \brief Create C++11 nullptr type.
232 DIBasicType DIBuilder::createNullPtrType() {
233 return createUnspecifiedType("decltype(nullptr)");
236 /// createBasicType - Create debugging information entry for a basic
237 /// type, e.g 'char'.
239 DIBuilder::createBasicType(StringRef Name, uint64_t SizeInBits,
240 uint64_t AlignInBits, unsigned Encoding) {
241 assert(!Name.empty() && "Unable to create type without name");
242 // Basic types are encoded in DIBasicType format. Line number, filename,
243 // offset and flags are always empty here.
245 GetTagConstant(VMContext, dwarf::DW_TAG_base_type),
246 NULL, // File/directory name
248 MDString::get(VMContext, Name),
249 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
250 ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
251 ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
252 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset
253 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags;
254 ConstantInt::get(Type::getInt32Ty(VMContext), Encoding)
256 return DIBasicType(MDNode::get(VMContext, Elts));
259 /// createQualifiedType - Create debugging information entry for a qualified
260 /// type, e.g. 'const int'.
261 DIDerivedType DIBuilder::createQualifiedType(unsigned Tag, DIType FromTy) {
262 // Qualified types are encoded in DIDerivedType format.
264 GetTagConstant(VMContext, Tag),
267 MDString::get(VMContext, StringRef()), // Empty name.
268 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
269 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size
270 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Align
271 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset
272 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags
275 return DIDerivedType(MDNode::get(VMContext, Elts));
278 /// createPointerType - Create debugging information entry for a pointer.
280 DIBuilder::createPointerType(DIType PointeeTy, uint64_t SizeInBits,
281 uint64_t AlignInBits, StringRef Name) {
282 // Pointer types are encoded in DIDerivedType format.
284 GetTagConstant(VMContext, dwarf::DW_TAG_pointer_type),
287 MDString::get(VMContext, Name),
288 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
289 ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
290 ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
291 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset
292 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags
295 return DIDerivedType(MDNode::get(VMContext, Elts));
298 DIDerivedType DIBuilder::createMemberPointerType(DIType PointeeTy,
300 // Pointer types are encoded in DIDerivedType format.
302 GetTagConstant(VMContext, dwarf::DW_TAG_ptr_to_member_type),
306 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
307 ConstantInt::get(Type::getInt64Ty(VMContext), 0),
308 ConstantInt::get(Type::getInt64Ty(VMContext), 0),
309 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset
310 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags
314 return DIDerivedType(MDNode::get(VMContext, Elts));
317 /// createReferenceType - Create debugging information entry for a reference
319 DIDerivedType DIBuilder::createReferenceType(unsigned Tag, DIType RTy) {
320 assert(RTy.isType() && "Unable to create reference type");
321 // References are encoded in DIDerivedType format.
323 GetTagConstant(VMContext, Tag),
327 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
328 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size
329 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Align
330 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset
331 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags
334 return DIDerivedType(MDNode::get(VMContext, Elts));
337 /// createTypedef - Create debugging information entry for a typedef.
338 DIDerivedType DIBuilder::createTypedef(DIType Ty, StringRef Name, DIFile File,
339 unsigned LineNo, DIDescriptor Context) {
340 // typedefs are encoded in DIDerivedType format.
341 assert(Ty.isType() && "Invalid typedef type!");
343 GetTagConstant(VMContext, dwarf::DW_TAG_typedef),
345 getNonCompileUnitScope(Context),
346 MDString::get(VMContext, Name),
347 ConstantInt::get(Type::getInt32Ty(VMContext), LineNo),
348 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size
349 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Align
350 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset
351 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags
354 return DIDerivedType(MDNode::get(VMContext, Elts));
357 /// createFriend - Create debugging information entry for a 'friend'.
358 DIDerivedType DIBuilder::createFriend(DIType Ty, DIType FriendTy) {
359 // typedefs are encoded in DIDerivedType format.
360 assert(Ty.isType() && "Invalid type!");
361 assert(FriendTy.isType() && "Invalid friend type!");
363 GetTagConstant(VMContext, dwarf::DW_TAG_friend),
367 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
368 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size
369 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Align
370 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset
371 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags
374 return DIDerivedType(MDNode::get(VMContext, Elts));
377 /// createInheritance - Create debugging information entry to establish
378 /// inheritance relationship between two types.
379 DIDerivedType DIBuilder::createInheritance(
380 DIType Ty, DIType BaseTy, uint64_t BaseOffset, unsigned Flags) {
381 assert(Ty.isType() && "Unable to create inheritance");
382 // TAG_inheritance is encoded in DIDerivedType format.
384 GetTagConstant(VMContext, dwarf::DW_TAG_inheritance),
388 ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
389 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size
390 ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Align
391 ConstantInt::get(Type::getInt64Ty(VMContext), BaseOffset),
392 ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
395 return DIDerivedType(MDNode::get(VMContext, Elts));
398 /// createMemberType - Create debugging information entry for a member.
399 DIDerivedType DIBuilder::createMemberType(
400 DIDescriptor Scope, StringRef Name, DIFile File, unsigned LineNumber,
401 uint64_t SizeInBits, uint64_t AlignInBits, uint64_t OffsetInBits,
402 unsigned Flags, DIType Ty) {
403 // TAG_member is encoded in DIDerivedType format.
405 GetTagConstant(VMContext, dwarf::DW_TAG_member),
407 getNonCompileUnitScope(Scope),
408 MDString::get(VMContext, Name),
409 ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
410 ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
411 ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
412 ConstantInt::get(Type::getInt64Ty(VMContext), OffsetInBits),
413 ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
416 return DIDerivedType(MDNode::get(VMContext, Elts));
419 /// createStaticMemberType - Create debugging information entry for a
420 /// C++ static data member.
422 DIBuilder::createStaticMemberType(DIDescriptor Scope, StringRef Name,
423 DIFile File, unsigned LineNumber,
424 DIType Ty, unsigned Flags,
426 // TAG_member is encoded in DIDerivedType format.
427 Flags |= DIDescriptor::FlagStaticMember;
429 GetTagConstant(VMContext, dwarf::DW_TAG_member),
431 getNonCompileUnitScope(Scope),
432 MDString::get(VMContext, Name),
433 ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
434 ConstantInt::get(Type::getInt64Ty(VMContext), 0/*SizeInBits*/),
435 ConstantInt::get(Type::getInt64Ty(VMContext), 0/*AlignInBits*/),
436 ConstantInt::get(Type::getInt64Ty(VMContext), 0/*OffsetInBits*/),
437 ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
441 return DIDerivedType(MDNode::get(VMContext, Elts));
444 /// createObjCIVar - Create debugging information entry for Objective-C
445 /// instance variable.
447 DIBuilder::createObjCIVar(StringRef Name,
448 DIFile File, unsigned LineNumber,
449 uint64_t SizeInBits, uint64_t AlignInBits,
450 uint64_t OffsetInBits, unsigned Flags,
451 DIType Ty, StringRef PropertyName,
452 StringRef GetterName, StringRef SetterName,
453 unsigned PropertyAttributes) {
454 // TAG_member is encoded in DIDerivedType format.
456 GetTagConstant(VMContext, dwarf::DW_TAG_member),
458 getNonCompileUnitScope(File),
459 MDString::get(VMContext, Name),
460 ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
461 ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
462 ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
463 ConstantInt::get(Type::getInt64Ty(VMContext), OffsetInBits),
464 ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
466 MDString::get(VMContext, PropertyName),
467 MDString::get(VMContext, GetterName),
468 MDString::get(VMContext, SetterName),
469 ConstantInt::get(Type::getInt32Ty(VMContext), PropertyAttributes)
471 return DIDerivedType(MDNode::get(VMContext, Elts));
474 /// createObjCIVar - Create debugging information entry for Objective-C
475 /// instance variable.
477 DIBuilder::createObjCIVar(StringRef Name,
478 DIFile File, unsigned LineNumber,
479 uint64_t SizeInBits, uint64_t AlignInBits,
480 uint64_t OffsetInBits, unsigned Flags,
481 DIType Ty, MDNode *PropertyNode) {
482 // TAG_member is encoded in DIDerivedType format.
484 GetTagConstant(VMContext, dwarf::DW_TAG_member),
486 getNonCompileUnitScope(File),
487 MDString::get(VMContext, Name),
488 ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
489 ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
490 ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
491 ConstantInt::get(Type::getInt64Ty(VMContext), OffsetInBits),
492 ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
496 return DIDerivedType(MDNode::get(VMContext, Elts));
499 /// createObjCProperty - Create debugging information entry for Objective-C
501 DIObjCProperty DIBuilder::createObjCProperty(StringRef Name,
502 DIFile File, unsigned LineNumber,
503 StringRef GetterName,
504 StringRef SetterName,
505 unsigned PropertyAttributes,
508 GetTagConstant(VMContext, dwarf::DW_TAG_APPLE_property),
509 MDString::get(VMContext, Name),
511 ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
512 MDString::get(VMContext, GetterName),
513 MDString::get(VMContext, SetterName),
514 ConstantInt::get(Type::getInt32Ty(VMContext), PropertyAttributes),
517 return DIObjCProperty(MDNode::get(VMContext, Elts));
520 /// createTemplateTypeParameter - Create debugging information for template
522 DITemplateTypeParameter
523 DIBuilder::createTemplateTypeParameter(DIDescriptor Context, StringRef Name,
524 DIType Ty, MDNode *File, unsigned LineNo,
527 GetTagConstant(VMContext, dwarf::DW_TAG_template_type_parameter),
528 getNonCompileUnitScope(Context),
529 MDString::get(VMContext, Name),
532 ConstantInt::get(Type::getInt32Ty(VMContext), LineNo),
533 ConstantInt::get(Type::getInt32Ty(VMContext), ColumnNo)
535 return DITemplateTypeParameter(MDNode::get(VMContext, Elts));
538 DITemplateValueParameter
539 DIBuilder::createTemplateValueParameter(unsigned Tag, DIDescriptor Context,
540 StringRef Name, DIType Ty,
541 Value *Val, MDNode *File,
545 GetTagConstant(VMContext, Tag),
546 getNonCompileUnitScope(Context),
547 MDString::get(VMContext, Name),
551 ConstantInt::get(Type::getInt32Ty(VMContext), LineNo),
552 ConstantInt::get(Type::getInt32Ty(VMContext), ColumnNo)
554 return DITemplateValueParameter(MDNode::get(VMContext, Elts));
557 /// createTemplateValueParameter - Create debugging information for template
559 DITemplateValueParameter
560 DIBuilder::createTemplateValueParameter(DIDescriptor Context, StringRef Name,
561 DIType Ty, Value *Val,
562 MDNode *File, unsigned LineNo,
564 return createTemplateValueParameter(dwarf::DW_TAG_template_value_parameter,
565 Context, Name, Ty, Val, File, LineNo,
569 DITemplateValueParameter
570 DIBuilder::createTemplateTemplateParameter(DIDescriptor Context, StringRef Name,
571 DIType Ty, StringRef Val,
572 MDNode *File, unsigned LineNo,
574 return createTemplateValueParameter(
575 dwarf::DW_TAG_GNU_template_template_param, Context, Name, Ty,
576 MDString::get(VMContext, Val), File, LineNo, ColumnNo);
579 DITemplateValueParameter
580 DIBuilder::createTemplateParameterPack(DIDescriptor Context, StringRef Name,
581 DIType Ty, DIArray Val,
582 MDNode *File, unsigned LineNo,
584 return createTemplateValueParameter(dwarf::DW_TAG_GNU_template_parameter_pack,
585 Context, Name, Ty, Val, File, LineNo,
589 /// createClassType - Create debugging information entry for a class.
590 DICompositeType DIBuilder::createClassType(DIDescriptor Context, StringRef Name,
591 DIFile File, unsigned LineNumber,
593 uint64_t AlignInBits,
594 uint64_t OffsetInBits,
595 unsigned Flags, DIType DerivedFrom,
597 MDNode *VTableHolder,
598 MDNode *TemplateParams) {
599 assert((!Context || Context.isScope() || Context.isType()) &&
600 "createClassType should be called with a valid Context");
601 // TAG_class_type is encoded in DICompositeType format.
603 GetTagConstant(VMContext, dwarf::DW_TAG_class_type),
605 getNonCompileUnitScope(Context),
606 MDString::get(VMContext, Name),
607 ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
608 ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
609 ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
610 ConstantInt::get(Type::getInt32Ty(VMContext), OffsetInBits),
611 ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
614 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
618 DICompositeType R(MDNode::get(VMContext, Elts));
619 assert(R.isCompositeType() &&
620 "createClassType should return a DICompositeType");
624 /// createStructType - Create debugging information entry for a struct.
625 DICompositeType DIBuilder::createStructType(DIDescriptor Context,
626 StringRef Name, DIFile File,
629 uint64_t AlignInBits,
630 unsigned Flags, DIType DerivedFrom,
632 unsigned RunTimeLang,
633 MDNode *VTableHolder) {
634 // TAG_structure_type is encoded in DICompositeType format.
636 GetTagConstant(VMContext, dwarf::DW_TAG_structure_type),
638 getNonCompileUnitScope(Context),
639 MDString::get(VMContext, Name),
640 ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
641 ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
642 ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
643 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
644 ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
647 ConstantInt::get(Type::getInt32Ty(VMContext), RunTimeLang),
651 DICompositeType R(MDNode::get(VMContext, Elts));
652 assert(R.isCompositeType() &&
653 "createStructType should return a DICompositeType");
657 /// createUnionType - Create debugging information entry for an union.
658 DICompositeType DIBuilder::createUnionType(DIDescriptor Scope, StringRef Name,
659 DIFile File, unsigned LineNumber,
661 uint64_t AlignInBits, unsigned Flags,
663 unsigned RunTimeLang) {
664 // TAG_union_type is encoded in DICompositeType format.
666 GetTagConstant(VMContext, dwarf::DW_TAG_union_type),
668 getNonCompileUnitScope(Scope),
669 MDString::get(VMContext, Name),
670 ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
671 ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
672 ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
673 ConstantInt::get(Type::getInt64Ty(VMContext), 0),
674 ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
677 ConstantInt::get(Type::getInt32Ty(VMContext), RunTimeLang),
678 Constant::getNullValue(Type::getInt32Ty(VMContext)),
681 return DICompositeType(MDNode::get(VMContext, Elts));
684 /// createSubroutineType - Create subroutine type.
686 DIBuilder::createSubroutineType(DIFile File, DIArray ParameterTypes) {
687 // TAG_subroutine_type is encoded in DICompositeType format.
689 GetTagConstant(VMContext, dwarf::DW_TAG_subroutine_type),
690 Constant::getNullValue(Type::getInt32Ty(VMContext)),
691 Constant::getNullValue(Type::getInt32Ty(VMContext)),
692 MDString::get(VMContext, ""),
693 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
694 ConstantInt::get(Type::getInt64Ty(VMContext), 0),
695 ConstantInt::get(Type::getInt64Ty(VMContext), 0),
696 ConstantInt::get(Type::getInt64Ty(VMContext), 0),
697 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
700 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
701 Constant::getNullValue(Type::getInt32Ty(VMContext))
703 return DICompositeType(MDNode::get(VMContext, Elts));
706 /// createEnumerationType - Create debugging information entry for an
708 DICompositeType DIBuilder::createEnumerationType(
709 DIDescriptor Scope, StringRef Name, DIFile File, unsigned LineNumber,
710 uint64_t SizeInBits, uint64_t AlignInBits, DIArray Elements,
711 DIType UnderlyingType) {
712 // TAG_enumeration_type is encoded in DICompositeType format.
714 GetTagConstant(VMContext, dwarf::DW_TAG_enumeration_type),
716 getNonCompileUnitScope(Scope),
717 MDString::get(VMContext, Name),
718 ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
719 ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
720 ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
721 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
722 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
725 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
726 Constant::getNullValue(Type::getInt32Ty(VMContext))
728 MDNode *Node = MDNode::get(VMContext, Elts);
729 AllEnumTypes.push_back(Node);
730 return DICompositeType(Node);
733 /// createArrayType - Create debugging information entry for an array.
734 DICompositeType DIBuilder::createArrayType(uint64_t Size, uint64_t AlignInBits,
735 DIType Ty, DIArray Subscripts) {
736 // TAG_array_type is encoded in DICompositeType format.
738 GetTagConstant(VMContext, dwarf::DW_TAG_array_type),
739 NULL, // Filename/Directory,
741 MDString::get(VMContext, ""),
742 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
743 ConstantInt::get(Type::getInt64Ty(VMContext), Size),
744 ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
745 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
746 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
749 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
750 Constant::getNullValue(Type::getInt32Ty(VMContext))
752 return DICompositeType(MDNode::get(VMContext, Elts));
755 /// createVectorType - Create debugging information entry for a vector.
756 DICompositeType DIBuilder::createVectorType(uint64_t Size, uint64_t AlignInBits,
757 DIType Ty, DIArray Subscripts) {
759 // A vector is an array type with the FlagVector flag applied.
761 GetTagConstant(VMContext, dwarf::DW_TAG_array_type),
762 NULL, // Filename/Directory,
764 MDString::get(VMContext, ""),
765 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
766 ConstantInt::get(Type::getInt64Ty(VMContext), Size),
767 ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
768 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
769 ConstantInt::get(Type::getInt32Ty(VMContext), DIType::FlagVector),
772 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
773 Constant::getNullValue(Type::getInt32Ty(VMContext))
775 return DICompositeType(MDNode::get(VMContext, Elts));
778 /// createArtificialType - Create a new DIType with "artificial" flag set.
779 DIType DIBuilder::createArtificialType(DIType Ty) {
780 if (Ty.isArtificial())
783 SmallVector<Value *, 9> Elts;
785 assert (N && "Unexpected input DIType!");
786 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) {
787 if (Value *V = N->getOperand(i))
790 Elts.push_back(Constant::getNullValue(Type::getInt32Ty(VMContext)));
793 unsigned CurFlags = Ty.getFlags();
794 CurFlags = CurFlags | DIType::FlagArtificial;
796 // Flags are stored at this slot.
797 Elts[8] = ConstantInt::get(Type::getInt32Ty(VMContext), CurFlags);
799 return DIType(MDNode::get(VMContext, Elts));
802 /// createObjectPointerType - Create a new type with both the object pointer
803 /// and artificial flags set.
804 DIType DIBuilder::createObjectPointerType(DIType Ty) {
805 if (Ty.isObjectPointer())
808 SmallVector<Value *, 9> Elts;
810 assert (N && "Unexpected input DIType!");
811 for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) {
812 if (Value *V = N->getOperand(i))
815 Elts.push_back(Constant::getNullValue(Type::getInt32Ty(VMContext)));
818 unsigned CurFlags = Ty.getFlags();
819 CurFlags = CurFlags | (DIType::FlagObjectPointer | DIType::FlagArtificial);
821 // Flags are stored at this slot.
822 Elts[8] = ConstantInt::get(Type::getInt32Ty(VMContext), CurFlags);
824 return DIType(MDNode::get(VMContext, Elts));
827 /// retainType - Retain DIType in a module even if it is not referenced
828 /// through debug info anchors.
829 void DIBuilder::retainType(DIType T) {
830 AllRetainTypes.push_back(T);
833 /// createUnspecifiedParameter - Create unspeicified type descriptor
834 /// for the subroutine type.
835 DIDescriptor DIBuilder::createUnspecifiedParameter() {
837 GetTagConstant(VMContext, dwarf::DW_TAG_unspecified_parameters)
839 return DIDescriptor(MDNode::get(VMContext, Elts));
842 /// createForwardDecl - Create a temporary forward-declared type that
843 /// can be RAUW'd if the full type is seen.
844 DIType DIBuilder::createForwardDecl(unsigned Tag, StringRef Name,
845 DIDescriptor Scope, DIFile F,
846 unsigned Line, unsigned RuntimeLang,
848 uint64_t AlignInBits) {
849 // Create a temporary MDNode.
851 GetTagConstant(VMContext, Tag),
853 getNonCompileUnitScope(Scope),
854 MDString::get(VMContext, Name),
855 ConstantInt::get(Type::getInt32Ty(VMContext), Line),
856 ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
857 ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
858 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
859 ConstantInt::get(Type::getInt32Ty(VMContext),
860 DIDescriptor::FlagFwdDecl),
863 ConstantInt::get(Type::getInt32Ty(VMContext), RuntimeLang)
865 MDNode *Node = MDNode::getTemporary(VMContext, Elts);
867 assert(RetTy.isType() &&
868 "createForwardDecl result should be a DIType");
872 /// getOrCreateArray - Get a DIArray, create one if required.
873 DIArray DIBuilder::getOrCreateArray(ArrayRef<Value *> Elements) {
874 if (Elements.empty()) {
875 Value *Null = Constant::getNullValue(Type::getInt32Ty(VMContext));
876 return DIArray(MDNode::get(VMContext, Null));
878 return DIArray(MDNode::get(VMContext, Elements));
881 /// getOrCreateSubrange - Create a descriptor for a value range. This
882 /// implicitly uniques the values returned.
883 DISubrange DIBuilder::getOrCreateSubrange(int64_t Lo, int64_t Count) {
885 GetTagConstant(VMContext, dwarf::DW_TAG_subrange_type),
886 ConstantInt::get(Type::getInt64Ty(VMContext), Lo),
887 ConstantInt::get(Type::getInt64Ty(VMContext), Count)
890 return DISubrange(MDNode::get(VMContext, Elts));
893 /// \brief Create a new descriptor for the specified global.
894 DIGlobalVariable DIBuilder::
895 createGlobalVariable(StringRef Name, StringRef LinkageName, DIFile F,
896 unsigned LineNumber, DIType Ty, bool isLocalToUnit,
899 GetTagConstant(VMContext, dwarf::DW_TAG_variable),
900 Constant::getNullValue(Type::getInt32Ty(VMContext)),
902 MDString::get(VMContext, Name),
903 MDString::get(VMContext, Name),
904 MDString::get(VMContext, LinkageName),
906 ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
908 ConstantInt::get(Type::getInt32Ty(VMContext), isLocalToUnit),
909 ConstantInt::get(Type::getInt32Ty(VMContext), 1), /* isDefinition*/
913 MDNode *Node = MDNode::get(VMContext, Elts);
914 AllGVs.push_back(Node);
915 return DIGlobalVariable(Node);
918 /// \brief Create a new descriptor for the specified global.
919 DIGlobalVariable DIBuilder::
920 createGlobalVariable(StringRef Name, DIFile F, unsigned LineNumber,
921 DIType Ty, bool isLocalToUnit, Value *Val) {
922 return createGlobalVariable(Name, Name, F, LineNumber, Ty, isLocalToUnit,
926 /// createStaticVariable - Create a new descriptor for the specified static
928 DIGlobalVariable DIBuilder::
929 createStaticVariable(DIDescriptor Context, StringRef Name,
930 StringRef LinkageName, DIFile F, unsigned LineNumber,
931 DIType Ty, bool isLocalToUnit, Value *Val, MDNode *Decl) {
933 GetTagConstant(VMContext, dwarf::DW_TAG_variable),
934 Constant::getNullValue(Type::getInt32Ty(VMContext)),
935 getNonCompileUnitScope(Context),
936 MDString::get(VMContext, Name),
937 MDString::get(VMContext, Name),
938 MDString::get(VMContext, LinkageName),
940 ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
942 ConstantInt::get(Type::getInt32Ty(VMContext), isLocalToUnit),
943 ConstantInt::get(Type::getInt32Ty(VMContext), 1), /* isDefinition*/
947 MDNode *Node = MDNode::get(VMContext, Elts);
948 AllGVs.push_back(Node);
949 return DIGlobalVariable(Node);
952 /// createVariable - Create a new descriptor for the specified variable.
953 DIVariable DIBuilder::createLocalVariable(unsigned Tag, DIDescriptor Scope,
954 StringRef Name, DIFile File,
955 unsigned LineNo, DIType Ty,
956 bool AlwaysPreserve, unsigned Flags,
958 DIDescriptor Context(getNonCompileUnitScope(Scope));
959 assert((!Context || Context.isScope()) &&
960 "createLocalVariable should be called with a valid Context");
961 assert(Ty.isType() &&
962 "createLocalVariable should be called with a valid type");
964 GetTagConstant(VMContext, Tag),
965 getNonCompileUnitScope(Scope),
966 MDString::get(VMContext, Name),
968 ConstantInt::get(Type::getInt32Ty(VMContext), (LineNo | (ArgNo << 24))),
970 ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
971 Constant::getNullValue(Type::getInt32Ty(VMContext))
973 MDNode *Node = MDNode::get(VMContext, Elts);
974 if (AlwaysPreserve) {
975 // The optimizer may remove local variable. If there is an interest
976 // to preserve variable info in such situation then stash it in a
978 DISubprogram Fn(getDISubprogram(Scope));
979 NamedMDNode *FnLocals = getOrInsertFnSpecificMDNode(M, Fn);
980 FnLocals->addOperand(Node);
982 DIVariable RetVar(Node);
983 assert(RetVar.isVariable() &&
984 "createLocalVariable should return a valid DIVariable");
988 /// createComplexVariable - Create a new descriptor for the specified variable
989 /// which has a complex address expression for its address.
990 DIVariable DIBuilder::createComplexVariable(unsigned Tag, DIDescriptor Scope,
991 StringRef Name, DIFile F,
993 DIType Ty, ArrayRef<Value *> Addr,
995 SmallVector<Value *, 15> Elts;
996 Elts.push_back(GetTagConstant(VMContext, Tag));
997 Elts.push_back(getNonCompileUnitScope(Scope)),
998 Elts.push_back(MDString::get(VMContext, Name));
1000 Elts.push_back(ConstantInt::get(Type::getInt32Ty(VMContext),
1001 (LineNo | (ArgNo << 24))));
1003 Elts.push_back(Constant::getNullValue(Type::getInt32Ty(VMContext)));
1004 Elts.push_back(Constant::getNullValue(Type::getInt32Ty(VMContext)));
1005 Elts.append(Addr.begin(), Addr.end());
1007 return DIVariable(MDNode::get(VMContext, Elts));
1010 /// createFunction - Create a new descriptor for the specified function.
1011 DISubprogram DIBuilder::createFunction(DIDescriptor Context,
1013 StringRef LinkageName,
1014 DIFile File, unsigned LineNo,
1016 bool isLocalToUnit, bool isDefinition,
1018 unsigned Flags, bool isOptimized,
1022 assert(Ty.getTag() == dwarf::DW_TAG_subroutine_type &&
1023 "function types should be subroutines");
1024 Value *TElts[] = { GetTagConstant(VMContext, DW_TAG_base_type) };
1026 GetTagConstant(VMContext, dwarf::DW_TAG_subprogram),
1028 getNonCompileUnitScope(Context),
1029 MDString::get(VMContext, Name),
1030 MDString::get(VMContext, Name),
1031 MDString::get(VMContext, LinkageName),
1032 ConstantInt::get(Type::getInt32Ty(VMContext), LineNo),
1034 ConstantInt::get(Type::getInt1Ty(VMContext), isLocalToUnit),
1035 ConstantInt::get(Type::getInt1Ty(VMContext), isDefinition),
1036 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
1037 ConstantInt::get(Type::getInt32Ty(VMContext), 0),
1039 ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
1040 ConstantInt::get(Type::getInt1Ty(VMContext), isOptimized),
1044 MDNode::getTemporary(VMContext, TElts),
1045 ConstantInt::get(Type::getInt32Ty(VMContext), ScopeLine)
1047 MDNode *Node = MDNode::get(VMContext, Elts);
1049 // Create a named metadata so that we do not lose this mdnode.
1051 AllSubprograms.push_back(Node);
1052 DISubprogram S(Node);
1053 assert(S.isSubprogram() && "createFunction should return a valid DISubprogram");
1057 /// createMethod - Create a new descriptor for the specified C++ method.
1058 DISubprogram DIBuilder::createMethod(DIDescriptor Context,
1060 StringRef LinkageName,
1062 unsigned LineNo, DICompositeType Ty,
1065 unsigned VK, unsigned VIndex,
1066 MDNode *VTableHolder,
1071 assert(Ty.getTag() == dwarf::DW_TAG_subroutine_type &&
1072 "function types should be subroutines");
1073 Value *TElts[] = { GetTagConstant(VMContext, DW_TAG_base_type) };
1075 GetTagConstant(VMContext, dwarf::DW_TAG_subprogram),
1077 getNonCompileUnitScope(Context),
1078 MDString::get(VMContext, Name),
1079 MDString::get(VMContext, Name),
1080 MDString::get(VMContext, LinkageName),
1081 ConstantInt::get(Type::getInt32Ty(VMContext), LineNo),
1083 ConstantInt::get(Type::getInt1Ty(VMContext), isLocalToUnit),
1084 ConstantInt::get(Type::getInt1Ty(VMContext), isDefinition),
1085 ConstantInt::get(Type::getInt32Ty(VMContext), (unsigned)VK),
1086 ConstantInt::get(Type::getInt32Ty(VMContext), VIndex),
1088 ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
1089 ConstantInt::get(Type::getInt1Ty(VMContext), isOptimized),
1092 Constant::getNullValue(Type::getInt32Ty(VMContext)),
1093 MDNode::getTemporary(VMContext, TElts),
1094 // FIXME: Do we want to use different scope/lines?
1095 ConstantInt::get(Type::getInt32Ty(VMContext), LineNo)
1097 MDNode *Node = MDNode::get(VMContext, Elts);
1099 AllSubprograms.push_back(Node);
1100 DISubprogram S(Node);
1101 assert(S.isSubprogram() && "createMethod should return a valid DISubprogram");
1105 /// createNameSpace - This creates new descriptor for a namespace
1106 /// with the specified parent scope.
1107 DINameSpace DIBuilder::createNameSpace(DIDescriptor Scope, StringRef Name,
1108 DIFile File, unsigned LineNo) {
1110 GetTagConstant(VMContext, dwarf::DW_TAG_namespace),
1112 getNonCompileUnitScope(Scope),
1113 MDString::get(VMContext, Name),
1114 ConstantInt::get(Type::getInt32Ty(VMContext), LineNo)
1116 DINameSpace R(MDNode::get(VMContext, Elts));
1117 assert(R.Verify() &&
1118 "createNameSpace should return a verifiable DINameSpace");
1122 /// createLexicalBlockFile - This creates a new MDNode that encapsulates
1123 /// an existing scope with a new filename.
1124 DILexicalBlockFile DIBuilder::createLexicalBlockFile(DIDescriptor Scope,
1127 GetTagConstant(VMContext, dwarf::DW_TAG_lexical_block),
1131 DILexicalBlockFile R(MDNode::get(VMContext, Elts));
1134 "createLexicalBlockFile should return a verifiable DILexicalBlockFile");
1138 DILexicalBlock DIBuilder::createLexicalBlock(DIDescriptor Scope, DIFile File,
1139 unsigned Line, unsigned Col) {
1140 // Defeat MDNode uniquing for lexical blocks by using unique id.
1141 static unsigned int unique_id = 0;
1143 GetTagConstant(VMContext, dwarf::DW_TAG_lexical_block),
1145 getNonCompileUnitScope(Scope),
1146 ConstantInt::get(Type::getInt32Ty(VMContext), Line),
1147 ConstantInt::get(Type::getInt32Ty(VMContext), Col),
1148 ConstantInt::get(Type::getInt32Ty(VMContext), unique_id++)
1150 DILexicalBlock R(MDNode::get(VMContext, Elts));
1151 assert(R.Verify() &&
1152 "createLexicalBlock should return a verifiable DILexicalBlock");
1156 /// insertDeclare - Insert a new llvm.dbg.declare intrinsic call.
1157 Instruction *DIBuilder::insertDeclare(Value *Storage, DIVariable VarInfo,
1158 Instruction *InsertBefore) {
1159 assert(Storage && "no storage passed to dbg.declare");
1160 assert(VarInfo.isVariable() &&
1161 "empty or invalid DIVariable passed to dbg.declare");
1163 DeclareFn = Intrinsic::getDeclaration(&M, Intrinsic::dbg_declare);
1165 Value *Args[] = { MDNode::get(Storage->getContext(), Storage), VarInfo };
1166 return CallInst::Create(DeclareFn, Args, "", InsertBefore);
1169 /// insertDeclare - Insert a new llvm.dbg.declare intrinsic call.
1170 Instruction *DIBuilder::insertDeclare(Value *Storage, DIVariable VarInfo,
1171 BasicBlock *InsertAtEnd) {
1172 assert(Storage && "no storage passed to dbg.declare");
1173 assert(VarInfo.isVariable() &&
1174 "empty or invalid DIVariable passed to dbg.declare");
1176 DeclareFn = Intrinsic::getDeclaration(&M, Intrinsic::dbg_declare);
1178 Value *Args[] = { MDNode::get(Storage->getContext(), Storage), VarInfo };
1180 // If this block already has a terminator then insert this intrinsic
1181 // before the terminator.
1182 if (TerminatorInst *T = InsertAtEnd->getTerminator())
1183 return CallInst::Create(DeclareFn, Args, "", T);
1185 return CallInst::Create(DeclareFn, Args, "", InsertAtEnd);
1188 /// insertDbgValueIntrinsic - Insert a new llvm.dbg.value intrinsic call.
1189 Instruction *DIBuilder::insertDbgValueIntrinsic(Value *V, uint64_t Offset,
1191 Instruction *InsertBefore) {
1192 assert(V && "no value passed to dbg.value");
1193 assert(VarInfo.isVariable() &&
1194 "empty or invalid DIVariable passed to dbg.value");
1196 ValueFn = Intrinsic::getDeclaration(&M, Intrinsic::dbg_value);
1198 Value *Args[] = { MDNode::get(V->getContext(), V),
1199 ConstantInt::get(Type::getInt64Ty(V->getContext()), Offset),
1201 return CallInst::Create(ValueFn, Args, "", InsertBefore);
1204 /// insertDbgValueIntrinsic - Insert a new llvm.dbg.value intrinsic call.
1205 Instruction *DIBuilder::insertDbgValueIntrinsic(Value *V, uint64_t Offset,
1207 BasicBlock *InsertAtEnd) {
1208 assert(V && "no value passed to dbg.value");
1209 assert(VarInfo.isVariable() &&
1210 "empty or invalid DIVariable passed to dbg.value");
1212 ValueFn = Intrinsic::getDeclaration(&M, Intrinsic::dbg_value);
1214 Value *Args[] = { MDNode::get(V->getContext(), V),
1215 ConstantInt::get(Type::getInt64Ty(V->getContext()), Offset),
1217 return CallInst::Create(ValueFn, Args, "", InsertAtEnd);