bool isDerivedType() const;
bool isCompositeType() const;
+ bool isSubroutineType() const;
bool isBasicType() const;
+ bool isTrivialType() const;
bool isVariable() const;
bool isSubprogram() const;
bool isGlobalVariable() const;
bool Verify() const;
};
-/// DIArray - This descriptor holds an array of descriptors.
-class DIArray : public DIDescriptor {
+/// DITypedArray - This descriptor holds an array of nodes with type T.
+template <typename T> class DITypedArray : public DIDescriptor {
public:
- explicit DIArray(const MDNode *N = nullptr) : DIDescriptor(N) {}
-
- unsigned getNumElements() const;
- DIDescriptor getElement(unsigned Idx) const {
- return getDescriptorField(Idx);
+ explicit DITypedArray(const MDNode *N = nullptr) : DIDescriptor(N) {}
+ unsigned getNumElements() const {
+ return DbgNode ? DbgNode->getNumOperands() : 0;
+ }
+ T getElement(unsigned Idx) const {
+ return getFieldAs<T>(Idx);
}
};
+typedef DITypedArray<DIDescriptor> DIArray;
+
/// DIEnumerator - A wrapper for an enumerator (e.g. X and Y in 'enum {X,Y}').
/// FIXME: it seems strange that this doesn't have either a reference to the
/// type/precision or a file/line pair for location info.
template <typename T> class DIRef;
typedef DIRef<DIScope> DIScopeRef;
typedef DIRef<DIType> DITypeRef;
+typedef DITypedArray<DITypeRef> DITypeArray;
/// DIScope - A base class for various scopes.
///
/// Verify - Verify that a type descriptor is well formed.
bool Verify() const;
- DIScopeRef getContext() const { return getFieldAs<DIScopeRef>(2); }
- StringRef getName() const { return getStringField(3); }
- unsigned getLineNumber() const { return getUnsignedField(4); }
- uint64_t getSizeInBits() const { return getUInt64Field(5); }
- uint64_t getAlignInBits() const { return getUInt64Field(6); }
+ DIScopeRef getContext() const {
+ assert(!isTrivialType() && "no context for DITrivialType");
+ return getFieldAs<DIScopeRef>(2);
+ }
+ StringRef getName() const {
+ assert(!isTrivialType() && "no name for DITrivialType");
+ return getStringField(3);
+ }
+ unsigned getLineNumber() const {
+ assert(!isTrivialType() && "no line number for DITrivialType");
+ return getUnsignedField(4);
+ }
+ uint64_t getSizeInBits() const {
+ assert(!isTrivialType() && "no SizeInBits for DITrivialType");
+ return getUInt64Field(5);
+ }
+ uint64_t getAlignInBits() const {
+ assert(!isTrivialType() && "no AlignInBits for DITrivialType");
+ return getUInt64Field(6);
+ }
// FIXME: Offset is only used for DW_TAG_member nodes. Making every type
// carry this is just plain insane.
- uint64_t getOffsetInBits() const { return getUInt64Field(7); }
- unsigned getFlags() const { return getUnsignedField(8); }
+ uint64_t getOffsetInBits() const {
+ assert(!isTrivialType() && "no OffsetInBits for DITrivialType");
+ return getUInt64Field(7);
+ }
+ unsigned getFlags() const {
+ assert(!isTrivialType() && "no flag for DITrivialType");
+ return getUnsignedField(8);
+ }
bool isPrivate() const { return (getFlags() & FlagPrivate) != 0; }
bool isProtected() const { return (getFlags() & FlagProtected) != 0; }
bool isForwardDecl() const { return (getFlags() & FlagFwdDecl) != 0; }
/// replaceAllUsesWith - Replace all uses of debug info referenced by
/// this descriptor.
- void replaceAllUsesWith(DIDescriptor &D);
+ void replaceAllUsesWith(LLVMContext &VMContext, DIDescriptor D);
void replaceAllUsesWith(MDNode *D);
};
+class DITrivialType : public DIType {
+public:
+ explicit DITrivialType(const MDNode *N = nullptr) : DIType(N) {}
+ bool Verify() const;
+};
+
/// DIBasicType - A basic type, like 'int' or 'float'.
class DIBasicType : public DIType {
public:
class DICompositeType : public DIDerivedType {
friend class DIDescriptor;
void printInternal(raw_ostream &OS) const;
+ void setArraysHelper(MDNode *Elements, MDNode *TParams);
public:
explicit DICompositeType(const MDNode *N = nullptr) : DIDerivedType(N) {}
- DIArray getTypeArray() const { return getFieldAs<DIArray>(10); }
- void setTypeArray(DIArray Elements, DIArray TParams = DIArray());
+ DIArray getElements() const {
+ assert(!isSubroutineType() && "no elements for DISubroutineType");
+ return getFieldAs<DIArray>(10);
+ }
+ template <typename T>
+ void setArrays(DITypedArray<T> Elements, DIArray TParams = DIArray()) {
+ assert((!TParams || DbgNode->getNumOperands() == 15) &&
+ "If you're setting the template parameters this should include a slot "
+ "for that!");
+ setArraysHelper(Elements, TParams);
+ }
unsigned getRunTimeLang() const { return getUnsignedField(11); }
DITypeRef getContainingType() const { return getFieldAs<DITypeRef>(12); }
void setContainingType(DICompositeType ContainingType);
bool Verify() const;
};
+class DISubroutineType : public DICompositeType {
+public:
+ explicit DISubroutineType(const MDNode *N = nullptr) : DICompositeType(N) {}
+ DITypedArray<DITypeRef> getTypeArray() const {
+ return getFieldAs<DITypedArray<DITypeRef>>(10);
+ }
+};
+
/// DIFile - This is a wrapper for a file.
class DIFile : public DIScope {
friend class DIDescriptor;
public:
explicit DICompileUnit(const MDNode *N = nullptr) : DIScope(N) {}
- unsigned getLanguage() const { return getUnsignedField(2); }
+ dwarf::SourceLanguage getLanguage() const {
+ return static_cast<dwarf::SourceLanguage>(getUnsignedField(2));
+ }
StringRef getProducer() const { return getStringField(3); }
bool isOptimized() const { return getUnsignedField(4) != 0; }
StringRef getDisplayName() const { return getStringField(4); }
StringRef getLinkageName() const { return getStringField(5); }
unsigned getLineNumber() const { return getUnsignedField(6); }
- DICompositeType getType() const { return getFieldAs<DICompositeType>(7); }
+ DISubroutineType getType() const { return getFieldAs<DISubroutineType>(7); }
/// isLocalToUnit - Return true if this subprogram is local to the current
/// compile unit, like 'static' in C.
bool Verify() const;
};
-/// DIUnspecifiedParameter - This is a wrapper for unspecified parameters.
-class DIUnspecifiedParameter : public DIDescriptor {
-public:
- explicit DIUnspecifiedParameter(const MDNode *N = nullptr)
- : DIDescriptor(N) {}
- bool Verify() const;
-};
-
/// DITemplateTypeParameter - This is a wrapper for template type parameter.
class DITemplateTypeParameter : public DIDescriptor {
public:
/// HasComplexAddr - Return true if the variable has a complex address.
bool hasComplexAddress() const { return getNumAddrElements() > 0; }
- unsigned getNumAddrElements() const;
-
- uint64_t getAddrElement(unsigned Idx) const {
- return getUInt64Field(Idx + 8);
+ /// \brief Return the size of this variable's complex address or
+ /// zero if there is none.
+ unsigned getNumAddrElements() const {
+ if (DbgNode->getNumOperands() < 9)
+ return 0;
+ return getDescriptorField(8)->getNumOperands();
}
+ /// \brief return the Idx'th complex address element.
+ uint64_t getAddrElement(unsigned Idx) const;
+
/// isBlockByrefVariable - Return true if the variable was declared as
/// a "__block" variable (Apple Blocks).
bool isBlockByrefVariable(const DITypeIdentifierMap &Map) const {
/// Specify if TypeIdentifierMap is initialized.
bool TypeMapInitialized;
};
+
+DenseMap<const Function *, DISubprogram> makeSubprogramMap(const Module &M);
+
} // end namespace llvm
#endif