#define CODEGEN_ASMPRINTER_DWARFCOMPILEUNIT_H
#include "DIE.h"
-#include "llvm/DebugInfo.h"
+#include "DwarfDebug.h"
#include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/OwningPtr.h"
+#include "llvm/ADT/StringMap.h"
+#include "llvm/DebugInfo.h"
+#include "llvm/MC/MCExpr.h"
namespace llvm {
-class DwarfDebug;
class MachineLocation;
class MachineOperand;
class ConstantInt;
+class ConstantFP;
class DbgVariable;
//===----------------------------------------------------------------------===//
///
unsigned UniqueID;
- /// Language - The DW_AT_language of the compile unit
- ///
- unsigned Language;
+ /// Node - MDNode for the compile unit.
+ const MDNode *Node;
/// Die - Compile unit debug information entry.
///
/// Asm - Target of Dwarf emission.
AsmPrinter *Asm;
+ // Holders for some common dwarf information.
DwarfDebug *DD;
+ DwarfUnits *DU;
/// IndexTyDie - An anonymous type for index type. Owned by CUDie.
DIE *IndexTyDie;
- /// MDNodeToDieMap - Tracks the mapping of unit level debug informaton
+ /// MDNodeToDieMap - Tracks the mapping of unit level debug information
/// variables to debug information entries.
DenseMap<const MDNode *, DIE *> MDNodeToDieMap;
- /// MDNodeToDIEEntryMap - Tracks the mapping of unit level debug informaton
+ /// MDNodeToDIEEntryMap - Tracks the mapping of unit level debug information
/// descriptors to debug information entries using a DIEEntry proxy.
DenseMap<const MDNode *, DIEEntry *> MDNodeToDIEEntryMap;
+ /// GlobalNames - A map of globally visible named entities for this unit.
+ ///
+ StringMap<DIE *> GlobalNames;
+
/// GlobalTypes - A map of globally visible types for this unit.
///
- StringMap<DIE*> GlobalTypes;
+ StringMap<DIE *> GlobalTypes;
/// AccelNames - A map of names for the name accelerator table.
///
- StringMap<std::vector<DIE*> > AccelNames;
- StringMap<std::vector<DIE*> > AccelObjC;
- StringMap<std::vector<DIE*> > AccelNamespace;
- StringMap<std::vector<std::pair<DIE*, unsigned> > > AccelTypes;
+ StringMap<std::vector<DIE *> > AccelNames;
+ StringMap<std::vector<DIE *> > AccelObjC;
+ StringMap<std::vector<DIE *> > AccelNamespace;
+ StringMap<std::vector<std::pair<DIE *, unsigned> > > AccelTypes;
/// DIEBlocks - A list of all the DIEBlocks in use.
std::vector<DIEBlock *> DIEBlocks;
/// corresponds to the MDNode mapped with the subprogram DIE.
DenseMap<DIE *, const MDNode *> ContainingTypeMap;
+ // DIEValueAllocator - All DIEValues are allocated through this allocator.
+ BumpPtrAllocator DIEValueAllocator;
+
+ // DIEIntegerOne - A preallocated DIEValue because 1 is used frequently.
+ DIEInteger *DIEIntegerOne;
+
public:
- CompileUnit(unsigned UID, unsigned L, DIE *D, AsmPrinter *A, DwarfDebug *DW);
+ CompileUnit(unsigned UID, DIE *D, const MDNode *N, AsmPrinter *A,
+ DwarfDebug *DW, DwarfUnits *DWU);
~CompileUnit();
// Accessors.
- unsigned getUniqueID() const { return UniqueID; }
- unsigned getLanguage() const { return Language; }
- DIE* getCUDie() const { return CUDie.get(); }
- const StringMap<DIE*> &getGlobalTypes() const { return GlobalTypes; }
-
- const StringMap<std::vector<DIE*> > &getAccelNames() const {
+ unsigned getUniqueID() const { return UniqueID; }
+ uint16_t getLanguage() const { return DICompileUnit(Node).getLanguage(); }
+ const MDNode *getNode() const { return Node; }
+ DIE *getCUDie() const { return CUDie.get(); }
+ const StringMap<DIE *> &getGlobalNames() const { return GlobalNames; }
+ const StringMap<DIE *> &getGlobalTypes() const { return GlobalTypes; }
+
+ const StringMap<std::vector<DIE *> > &getAccelNames() const {
return AccelNames;
}
- const StringMap<std::vector<DIE*> > &getAccelObjC() const {
+ const StringMap<std::vector<DIE *> > &getAccelObjC() const {
return AccelObjC;
}
- const StringMap<std::vector<DIE*> > &getAccelNamespace() const {
+ const StringMap<std::vector<DIE *> > &getAccelNamespace() const {
return AccelNamespace;
}
- const StringMap<std::vector<std::pair<DIE*, unsigned > > >
- &getAccelTypes() const {
+ const StringMap<std::vector<std::pair<DIE *, unsigned> > > &
+ getAccelTypes() const {
return AccelTypes;
}
-
+
/// hasContent - Return true if this compile unit has something to write out.
///
bool hasContent() const { return !CUDie->getChildren().empty(); }
+ /// getParentContextString - Get a string containing the language specific
+ /// context for a global name.
+ std::string getParentContextString(DIScope Context) const;
+
+ /// addGlobalName - Add a new global entity to the compile unit.
+ ///
+ void addGlobalName(StringRef Name, DIE *Die, DIScope Context);
+
/// addGlobalType - Add a new global type to the compile unit.
///
void addGlobalType(DIType Ty);
+ /// addPubTypes - Add a set of types from the subprogram to the global types.
+ void addPubTypes(DISubprogram SP);
/// addAccelName - Add a new name to the name accelerator table.
- void addAccelName(StringRef Name, DIE *Die) {
- std::vector<DIE*> &DIEs = AccelNames[Name];
- DIEs.push_back(Die);
- }
- void addAccelObjC(StringRef Name, DIE *Die) {
- std::vector<DIE*> &DIEs = AccelObjC[Name];
- DIEs.push_back(Die);
- }
- void addAccelNamespace(StringRef Name, DIE *Die) {
- std::vector<DIE*> &DIEs = AccelNamespace[Name];
- DIEs.push_back(Die);
- }
- void addAccelType(StringRef Name, std::pair<DIE *, unsigned> Die) {
- std::vector<std::pair<DIE*, unsigned > > &DIEs = AccelTypes[Name];
- DIEs.push_back(Die);
- }
-
+ void addAccelName(StringRef Name, DIE *Die);
+
+ /// addAccelObjC - Add a new name to the ObjC accelerator table.
+ void addAccelObjC(StringRef Name, DIE *Die);
+
+ /// addAccelNamespace - Add a new name to the namespace accelerator table.
+ void addAccelNamespace(StringRef Name, DIE *Die);
+
+ /// addAccelType - Add a new type to the type accelerator table.
+ void addAccelType(StringRef Name, std::pair<DIE *, unsigned> Die);
+
/// getDIE - Returns the debug information entry map slot for the
/// specified debug variable.
- DIE *getDIE(const MDNode *N) { return MDNodeToDieMap.lookup(N); }
+ DIE *getDIE(const MDNode *N) const { return MDNodeToDieMap.lookup(N); }
- DIEBlock *getDIEBlock() {
- return new (DIEValueAllocator) DIEBlock();
- }
+ DIEBlock *getDIEBlock() { return new (DIEValueAllocator) DIEBlock(); }
/// insertDIE - Insert DIE into the map.
void insertDIE(const MDNode *N, DIE *D) {
MDNodeToDieMap.insert(std::make_pair(N, D));
}
- /// getDIEEntry - Returns the debug information entry for the specified
- /// debug variable.
- DIEEntry *getDIEEntry(const MDNode *N) {
- DenseMap<const MDNode *, DIEEntry *>::iterator I =
- MDNodeToDIEEntryMap.find(N);
- if (I == MDNodeToDIEEntryMap.end())
- return NULL;
- return I->second;
- }
-
- /// insertDIEEntry - Insert debug information entry into the map.
- void insertDIEEntry(const MDNode *N, DIEEntry *E) {
- MDNodeToDIEEntryMap.insert(std::make_pair(N, E));
- }
-
/// addDie - Adds or interns the DIE to the compile unit.
///
- void addDie(DIE *Buffer) {
- this->CUDie->addChild(Buffer);
- }
-
- // getIndexTyDie - Get an anonymous type for index type.
- DIE *getIndexTyDie() {
- return IndexTyDie;
- }
-
- // setIndexTyDie - Set D as anonymous type for index which can be reused
- // later.
- void setIndexTyDie(DIE *D) {
- IndexTyDie = D;
- }
-public:
+ void addDie(DIE *Buffer) { CUDie->addChild(Buffer); }
/// addFlag - Add a flag that is true to the DIE.
- void addFlag(DIE *Die, unsigned Attribute);
-
+ void addFlag(DIE *Die, uint16_t Attribute);
+
/// addUInt - Add an unsigned integer attribute data and value.
///
- void addUInt(DIE *Die, unsigned Attribute, unsigned Form, uint64_t Integer);
+ void addUInt(DIE *Die, uint16_t Attribute, uint16_t Form, uint64_t Integer);
/// addSInt - Add an signed integer attribute data and value.
///
- void addSInt(DIE *Die, unsigned Attribute, unsigned Form, int64_t Integer);
+ void addSInt(DIE *Die, uint16_t Attribute, uint16_t Form, int64_t Integer);
/// addString - Add a string attribute data and value.
///
- void addString(DIE *Die, unsigned Attribute, const StringRef Str);
+ void addString(DIE *Die, uint16_t Attribute, const StringRef Str);
+
+ /// addLocalString - Add a string attribute data and value.
+ ///
+ void addLocalString(DIE *Die, uint16_t Attribute, const StringRef Str);
+
+ /// addExpr - Add a Dwarf expression attribute data and value.
+ ///
+ void addExpr(DIE *Die, uint16_t Attribute, uint16_t Form, const MCExpr *Expr);
/// addLabel - Add a Dwarf label attribute data and value.
///
- void addLabel(DIE *Die, unsigned Attribute, unsigned Form,
+ void addLabel(DIE *Die, uint16_t Attribute, uint16_t Form,
const MCSymbol *Label);
+ /// addLabelAddress - Add a dwarf label attribute data and value using
+ /// either DW_FORM_addr or DW_FORM_GNU_addr_index.
+ ///
+ void addLabelAddress(DIE *Die, uint16_t Attribute, MCSymbol *Label);
+
+ /// addOpAddress - Add a dwarf op address data and value using the
+ /// form given and an op of either DW_FORM_addr or DW_FORM_GNU_addr_index.
+ ///
+ void addOpAddress(DIE *Die, const MCSymbol *Label);
+ void addOpAddress(DIE *Die, const MCSymbolRefExpr *Label);
+
/// addDelta - Add a label delta attribute data and value.
///
- void addDelta(DIE *Die, unsigned Attribute, unsigned Form,
- const MCSymbol *Hi, const MCSymbol *Lo);
+ void addDelta(DIE *Die, uint16_t Attribute, uint16_t Form, const MCSymbol *Hi,
+ const MCSymbol *Lo);
/// addDIEEntry - Add a DIE attribute data and value.
///
- void addDIEEntry(DIE *Die, unsigned Attribute, unsigned Form, DIE *Entry);
-
+ void addDIEEntry(DIE *Die, uint16_t Attribute, DIE *Entry);
+
/// addBlock - Add block data.
///
- void addBlock(DIE *Die, unsigned Attribute, unsigned Form, DIEBlock *Block);
+ void addBlock(DIE *Die, uint16_t Attribute, uint16_t Form, DIEBlock *Block);
/// addSourceLine - Add location information to specified debug information
/// entry.
/// addAddress - Add an address attribute to a die based on the location
/// provided.
- void addAddress(DIE *Die, unsigned Attribute,
- const MachineLocation &Location);
+ void addAddress(DIE *Die, uint16_t Attribute, const MachineLocation &Location,
+ bool Indirect = false);
/// addConstantValue - Add constant value entry in variable DIE.
- bool addConstantValue(DIE *Die, const MachineOperand &MO, DIType Ty);
- bool addConstantValue(DIE *Die, const ConstantInt *CI, bool Unsigned);
+ void addConstantValue(DIE *Die, const MachineOperand &MO, DIType Ty);
+ void addConstantValue(DIE *Die, const ConstantInt *CI, bool Unsigned);
+ void addConstantValue(DIE *Die, const APInt &Val, bool Unsigned);
/// addConstantFPValue - Add constant value entry in variable DIE.
- bool addConstantFPValue(DIE *Die, const MachineOperand &MO);
+ void addConstantFPValue(DIE *Die, const MachineOperand &MO);
+ void addConstantFPValue(DIE *Die, const ConstantFP *CFP);
/// addTemplateParams - Add template parameters in buffer.
void addTemplateParams(DIE &Buffer, DIArray TParams);
/// (navigating the extra location information encoded in the type) based on
/// the starting location. Add the DWARF information to the die.
///
- void addComplexAddress(DbgVariable *&DV, DIE *Die, unsigned Attribute,
+ void addComplexAddress(const DbgVariable &DV, DIE *Die, uint16_t Attribute,
const MachineLocation &Location);
// FIXME: Should be reformulated in terms of addComplexAddress.
/// starting location. Add the DWARF information to the die. Obsolete,
/// please use addComplexAddress instead.
///
- void addBlockByrefAddress(DbgVariable *&DV, DIE *Die, unsigned Attribute,
+ void addBlockByrefAddress(const DbgVariable &DV, DIE *Die, uint16_t Attribute,
const MachineLocation &Location);
- /// addVariableAddress - Add DW_AT_location attribute for a
+ /// addVariableAddress - Add DW_AT_location attribute for a
/// DbgVariable based on provided MachineLocation.
- void addVariableAddress(DbgVariable *&DV, DIE *Die, MachineLocation Location);
+ void addVariableAddress(const DbgVariable &DV, DIE *Die,
+ MachineLocation Location);
/// addToContextOwner - Add Die into the list of its context owner's children.
- void addToContextOwner(DIE *Die, DIDescriptor Context);
+ void addToContextOwner(DIE *Die, DIScope Context);
/// addType - Add a new type attribute to the specified entity. This takes
/// and attribute parameter because DW_AT_friend attributes are also
/// type references.
- void addType(DIE *Entity, DIType Ty, unsigned Attribute = dwarf::DW_AT_type);
+ void addType(DIE *Entity, DIType Ty, uint16_t Attribute = dwarf::DW_AT_type);
/// getOrCreateNameSpace - Create a DIE for DINameSpace.
DIE *getOrCreateNameSpace(DINameSpace NS);
/// given DIType.
DIE *getOrCreateTypeDIE(const MDNode *N);
- /// getOrCreateTemplateTypeParameterDIE - Find existing DIE or create new DIE
+ /// getOrCreateTemplateTypeParameterDIE - Find existing DIE or create new DIE
/// for the given DITemplateTypeParameter.
DIE *getOrCreateTemplateTypeParameterDIE(DITemplateTypeParameter TP);
/// new DIE for the given DITemplateValueParameter.
DIE *getOrCreateTemplateValueParameterDIE(DITemplateValueParameter TVP);
- /// createDIEEntry - Creates a new DIEEntry to be a proxy for a debug
- /// information entry.
- DIEEntry *createDIEEntry(DIE *Entry);
+ /// getOrCreateContextDIE - Get context owner's DIE.
+ DIE *getOrCreateContextDIE(DIScope Context);
/// createGlobalVariableDIE - create global variable DIE.
void createGlobalVariableDIE(const MDNode *N);
- void addPubTypes(DISubprogram SP);
+ /// constructContainingTypeDIEs - Construct DIEs for types that contain
+ /// vtables.
+ void constructContainingTypeDIEs();
+
+ /// constructVariableDIE - Construct a DIE for the given DbgVariable.
+ DIE *constructVariableDIE(DbgVariable *DV, bool isScopeAbstract);
+private:
/// constructTypeDIE - Construct basic type die from DIBasicType.
- void constructTypeDIE(DIE &Buffer,
- DIBasicType BTy);
+ void constructTypeDIE(DIE &Buffer, DIBasicType BTy);
/// constructTypeDIE - Construct derived type die from DIDerivedType.
- void constructTypeDIE(DIE &Buffer,
- DIDerivedType DTy);
+ void constructTypeDIE(DIE &Buffer, DIDerivedType DTy);
/// constructTypeDIE - Construct type DIE from DICompositeType.
- void constructTypeDIE(DIE &Buffer,
- DICompositeType CTy);
+ void constructTypeDIE(DIE &Buffer, DICompositeType CTy);
/// constructSubrangeDIE - Construct subrange DIE from DISubrange.
void constructSubrangeDIE(DIE &Buffer, DISubrange SR, DIE *IndexTy);
/// constructArrayTypeDIE - Construct array type DIE from DICompositeType.
- void constructArrayTypeDIE(DIE &Buffer,
- DICompositeType *CTy);
+ void constructArrayTypeDIE(DIE &Buffer, DICompositeType *CTy);
/// constructEnumTypeDIE - Construct enum type DIE from DIEnumerator.
DIE *constructEnumTypeDIE(DIEnumerator ETy);
- /// constructContainingTypeDIEs - Construct DIEs for types that contain
- /// vtables.
- void constructContainingTypeDIEs();
-
- /// constructVariableDIE - Construct a DIE for the given DbgVariable.
- DIE *constructVariableDIE(DbgVariable *DV, bool isScopeAbstract);
-
/// createMemberDIE - Create new member DIE.
DIE *createMemberDIE(DIDerivedType DT);
-private:
+ /// getOrCreateStaticMemberDIE - Create new static data member DIE.
+ DIE *getOrCreateStaticMemberDIE(DIDerivedType DT);
- // DIEValueAllocator - All DIEValues are allocated through this allocator.
- BumpPtrAllocator DIEValueAllocator;
- DIEInteger *DIEIntegerOne;
+ /// getLowerBoundDefault - Return the default lower bound for an array. If the
+ /// DWARF version doesn't handle the language, return -1.
+ int64_t getDefaultLowerBound() const;
+
+ /// getDIEEntry - Returns the debug information entry for the specified
+ /// debug variable.
+ DIEEntry *getDIEEntry(const MDNode *N) const {
+ return MDNodeToDIEEntryMap.lookup(N);
+ }
+
+ /// insertDIEEntry - Insert debug information entry into the map.
+ void insertDIEEntry(const MDNode *N, DIEEntry *E) {
+ MDNodeToDIEEntryMap.insert(std::make_pair(N, E));
+ }
+
+ // getIndexTyDie - Get an anonymous type for index type.
+ DIE *getIndexTyDie() { return IndexTyDie; }
+
+ // setIndexTyDie - Set D as anonymous type for index which can be reused
+ // later.
+ void setIndexTyDie(DIE *D) { IndexTyDie = D; }
+
+ /// createDIEEntry - Creates a new DIEEntry to be a proxy for a debug
+ /// information entry.
+ DIEEntry *createDIEEntry(DIE *Entry);
+
+ /// resolve - Look in the DwarfDebug map for the MDNode that
+ /// corresponds to the reference.
+ template <typename T> T resolve(DIRef<T> Ref) const {
+ return DD->resolve(Ref);
+ }
};
} // end llvm namespace