20 using namespace clang;
22 void ASTRecordLayout::Destroy(
ASTContext &Ctx) {
24 CXXInfo->~CXXRecordLayoutInfo();
36 : Size(size), DataSize(datasize), Alignment(alignment),
37 RequiredAlignment(requiredAlignment) {
38 FieldOffsets.append(Ctx, fieldoffsets.begin(), fieldoffsets.end());
42 ASTRecordLayout::ASTRecordLayout(
const ASTContext &Ctx,
45 bool hasOwnVFPtr,
bool hasExtendableVFPtr,
53 bool IsPrimaryBaseVirtual,
55 bool EndsWithZeroSizedObject,
56 bool LeadsWithZeroSizedBase,
57 const BaseOffsetsMapTy& BaseOffsets,
58 const VBaseOffsetsMapTy& VBaseOffsets)
59 : Size(size), DataSize(datasize), Alignment(alignment),
60 RequiredAlignment(requiredAlignment), CXXInfo(new (Ctx) CXXRecordLayoutInfo)
62 FieldOffsets.append(Ctx, fieldoffsets.begin(), fieldoffsets.end());
64 CXXInfo->PrimaryBase.setPointer(PrimaryBase);
65 CXXInfo->PrimaryBase.setInt(IsPrimaryBaseVirtual);
66 CXXInfo->NonVirtualSize = nonvirtualsize;
67 CXXInfo->NonVirtualAlignment = nonvirtualalignment;
68 CXXInfo->SizeOfLargestEmptySubobject = SizeOfLargestEmptySubobject;
69 CXXInfo->BaseOffsets = BaseOffsets;
70 CXXInfo->VBaseOffsets = VBaseOffsets;
71 CXXInfo->HasOwnVFPtr = hasOwnVFPtr;
72 CXXInfo->VBPtrOffset = vbptroffset;
73 CXXInfo->HasExtendableVFPtr = hasExtendableVFPtr;
74 CXXInfo->BaseSharingVBPtr = BaseSharingVBPtr;
75 CXXInfo->EndsWithZeroSizedObject = EndsWithZeroSizedObject;
76 CXXInfo->LeadsWithZeroSizedBase = LeadsWithZeroSizedBase;
80 if (isPrimaryBaseVirtual()) {
82 assert(getVBaseClassOffset(PrimaryBase).isZero() &&
83 "Primary virtual base must be at offset 0!");
86 assert(getBaseClassOffset(PrimaryBase).isZero() &&
87 "Primary base must be at offset 0!");
Defines the clang::ASTContext interface.
const TargetInfo & getTargetInfo() const
TargetCXXABI getCXXABI() const
Get the C++ ABI currently in use.
Holds long-lived AST nodes (such as types and decls) that can be referred to throughout the semantic ...
CharUnits - This is an opaque type for sizes expressed in character units.
ASTRecordLayout - This class contains layout information for one RecordDecl, which is a struct/union/...
Defines the TargetCXXABI class, which abstracts details of the C++ ABI that we're targeting...
bool hasPrimaryVBases() const
Does this ABI allow virtual bases to be primary base classes?
Dataflow Directional Tag Classes.
void Deallocate(void *Ptr) const
Represents a C++ struct/union/class.
Defines the clang::TargetInfo interface.