/// createStructType - Create debugging information entry for a struct.
DICompositeType DIBuilder::createStructType(DIDescriptor Context,
StringRef Name, DIFile File,
unsigned LineNumber,
uint64_t SizeInBits,
uint64_t AlignInBits,
unsigned Flags, DIType DerivedFrom,
DIArray Elements,
unsigned RunTimeLang,
DIType VTableHolder,
StringRef UniqueIdentifier) {
// TAG_structure_type is encoded in DICompositeType format.
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_structure_type),
File.getFileNode(),
getNonCompileUnitScope(Context),
MDString::get(VMContext, Name),
ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
ConstantInt::get(Type::getInt32Ty(VMContext), 0),
ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
DerivedFrom,
Elements,
ConstantInt::get(Type::getInt32Ty(VMContext), RunTimeLang),
VTableHolder.generateRef(),
NULL,
UniqueIdentifier.empty() ? NULL : MDString::get(VMContext, UniqueIdentifier)
};
DICompositeType R(MDNode::get(VMContext, Elts));
assert(R.isCompositeType() &&
"createStructType should return a DICompositeType");
if (!UniqueIdentifier.empty())
retainType(R);
return R;
}
/// createMethod - Create a new descriptor for the specified C++ method.
DISubprogram DIBuilder::createMethod(DIDescriptor Context,
StringRef Name,
StringRef LinkageName,
DIFile F,
unsigned LineNo, DICompositeType Ty,
bool isLocalToUnit,
bool isDefinition,
unsigned VK, unsigned VIndex,
DIType VTableHolder,
unsigned Flags,
bool isOptimized,
Function *Fn,
MDNode *TParam) {
assert(Ty.getTag() == dwarf::DW_TAG_subroutine_type &&
"function types should be subroutines");
Value *TElts[] = { GetTagConstant(VMContext, DW_TAG_base_type) };
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_subprogram),
F.getFileNode(),
getNonCompileUnitScope(Context),
MDString::get(VMContext, Name),
MDString::get(VMContext, Name),
MDString::get(VMContext, LinkageName),
ConstantInt::get(Type::getInt32Ty(VMContext), LineNo),
Ty,
ConstantInt::get(Type::getInt1Ty(VMContext), isLocalToUnit),
ConstantInt::get(Type::getInt1Ty(VMContext), isDefinition),
ConstantInt::get(Type::getInt32Ty(VMContext), (unsigned)VK),
ConstantInt::get(Type::getInt32Ty(VMContext), VIndex),
VTableHolder.generateRef(),
ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
ConstantInt::get(Type::getInt1Ty(VMContext), isOptimized),
Fn,
TParam,
Constant::getNullValue(Type::getInt32Ty(VMContext)),
MDNode::getTemporary(VMContext, TElts),
// FIXME: Do we want to use different scope/lines?
ConstantInt::get(Type::getInt32Ty(VMContext), LineNo)
};
MDNode *Node = MDNode::get(VMContext, Elts);
if (isDefinition)
AllSubprograms.push_back(Node);
DISubprogram S(Node);
assert(S.isSubprogram() && "createMethod should return a valid DISubprogram");
return S;
}
/// createInheritance - Create debugging information entry to establish
/// inheritance relationship between two types.
DIDerivedType DIBuilder::createInheritance(
DIType Ty, DIType BaseTy, uint64_t BaseOffset, unsigned Flags) {
assert(Ty.isType() && "Unable to create inheritance");
// TAG_inheritance is encoded in DIDerivedType format.
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_inheritance),
NULL,
Ty.generateRef(),
NULL, // Name
ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size
ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Align
ConstantInt::get(Type::getInt64Ty(VMContext), BaseOffset),
ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
BaseTy
};
return DIDerivedType(MDNode::get(VMContext, Elts));
}
/// createFriend - Create debugging information entry for a 'friend'.
DIDerivedType DIBuilder::createFriend(DIType Ty, DIType FriendTy) {
// typedefs are encoded in DIDerivedType format.
assert(Ty.isType() && "Invalid type!");
assert(FriendTy.isType() && "Invalid friend type!");
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_friend),
NULL,
Ty.generateRef(),
NULL, // Name
ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size
ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Align
ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset
ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags
FriendTy
};
return DIDerivedType(MDNode::get(VMContext, Elts));
}
DIDerivedType DIBuilder::createMemberPointerType(DIType PointeeTy,
DIType Base) {
// Pointer types are encoded in DIDerivedType format.
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_ptr_to_member_type),
NULL, // Filename
NULL, // Unused
NULL,
ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line
ConstantInt::get(Type::getInt64Ty(VMContext), 0),
ConstantInt::get(Type::getInt64Ty(VMContext), 0),
ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset
ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags
PointeeTy,
Base.generateRef()
};
return DIDerivedType(MDNode::get(VMContext, Elts));
}
/// createClassType - Create debugging information entry for a class.
DICompositeType DIBuilder::createClassType(DIDescriptor Context, StringRef Name,
DIFile File, unsigned LineNumber,
uint64_t SizeInBits,
uint64_t AlignInBits,
uint64_t OffsetInBits,
unsigned Flags, DIType DerivedFrom,
DIArray Elements,
DIType VTableHolder,
MDNode *TemplateParams,
StringRef UniqueIdentifier) {
assert((!Context || Context.isScope() || Context.isType()) &&
"createClassType should be called with a valid Context");
// TAG_class_type is encoded in DICompositeType format.
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_class_type),
File.getFileNode(),
getNonCompileUnitScope(Context),
MDString::get(VMContext, Name),
ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
ConstantInt::get(Type::getInt32Ty(VMContext), OffsetInBits),
ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
DerivedFrom,
Elements,
ConstantInt::get(Type::getInt32Ty(VMContext), 0),
VTableHolder.generateRef(),
TemplateParams,
UniqueIdentifier.empty() ? NULL : MDString::get(VMContext, UniqueIdentifier)
};
DICompositeType R(MDNode::get(VMContext, Elts));
assert(R.isCompositeType() &&
"createClassType should return a DICompositeType");
if (!UniqueIdentifier.empty())
retainType(R);
return R;
}
