//
//===----------------------------------------------------------------------===/
-#ifndef LLVM_DEBUGINFO_DWARFCONTEXT_H
-#define LLVM_DEBUGINFO_DWARFCONTEXT_H
+#ifndef LLVM_LIB_DEBUGINFO_DWARFCONTEXT_H
+#define LLVM_LIB_DEBUGINFO_DWARFCONTEXT_H
#include "DWARFCompileUnit.h"
#include "DWARFDebugAranges.h"
+#include "DWARFDebugFrame.h"
#include "DWARFDebugLine.h"
+#include "DWARFDebugLoc.h"
#include "DWARFDebugRangeList.h"
-#include "llvm/ADT/OwningPtr.h"
+#include "DWARFTypeUnit.h"
+#include "llvm/ADT/MapVector.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/DebugInfo/DIContext.h"
/// information parsing. The actual data is supplied through pure virtual
/// methods that a concrete implementation provides.
class DWARFContext : public DIContext {
- SmallVector<DWARFCompileUnit, 1> CUs;
- OwningPtr<DWARFDebugAbbrev> Abbrev;
- OwningPtr<DWARFDebugAranges> Aranges;
- OwningPtr<DWARFDebugLine> Line;
+ typedef SmallVector<std::unique_ptr<DWARFCompileUnit>, 1> CUVector;
+ typedef SmallVector<std::unique_ptr<DWARFTypeUnit>, 1> TUVector;
- SmallVector<DWARFCompileUnit, 1> DWOCUs;
- OwningPtr<DWARFDebugAbbrev> AbbrevDWO;
+ CUVector CUs;
+ TUVector TUs;
+ std::unique_ptr<DWARFDebugAbbrev> Abbrev;
+ std::unique_ptr<DWARFDebugLoc> Loc;
+ std::unique_ptr<DWARFDebugAranges> Aranges;
+ std::unique_ptr<DWARFDebugLine> Line;
+ std::unique_ptr<DWARFDebugFrame> DebugFrame;
+
+ CUVector DWOCUs;
+ TUVector DWOTUs;
+ std::unique_ptr<DWARFDebugAbbrev> AbbrevDWO;
+ std::unique_ptr<DWARFDebugLocDWO> LocDWO;
DWARFContext(DWARFContext &) LLVM_DELETED_FUNCTION;
DWARFContext &operator=(DWARFContext &) LLVM_DELETED_FUNCTION;
- /// Read compile units from the debug_info section and store them in CUs.
+ /// Read compile units from the debug_info section (if necessary)
+ /// and store them in CUs.
void parseCompileUnits();
- /// Read compile units from the debug_info.dwo section and store them in
- /// DWOCUs.
+ /// Read type units from the debug_types sections (if necessary)
+ /// and store them in TUs.
+ void parseTypeUnits();
+
+ /// Read compile units from the debug_info.dwo section (if necessary)
+ /// and store them in DWOCUs.
void parseDWOCompileUnits();
+ /// Read type units from the debug_types.dwo section (if necessary)
+ /// and store them in DWOTUs.
+ void parseDWOTypeUnits();
+
public:
- DWARFContext() {}
- virtual void dump(raw_ostream &OS);
+ struct Section {
+ StringRef Data;
+ RelocAddrMap Relocs;
+ };
+
+ DWARFContext() : DIContext(CK_DWARF) {}
+
+ static bool classof(const DIContext *DICtx) {
+ return DICtx->getKind() == CK_DWARF;
+ }
+
+ void dump(raw_ostream &OS, DIDumpType DumpType = DIDT_All) override;
+
+ typedef iterator_range<CUVector::iterator> cu_iterator_range;
+ typedef iterator_range<TUVector::iterator> tu_iterator_range;
+
+ /// Get compile units in this context.
+ cu_iterator_range compile_units() {
+ parseCompileUnits();
+ return cu_iterator_range(CUs.begin(), CUs.end());
+ }
+
+ /// Get type units in this context.
+ tu_iterator_range type_units() {
+ parseTypeUnits();
+ return tu_iterator_range(TUs.begin(), TUs.end());
+ }
+
+ /// Get compile units in the DWO context.
+ cu_iterator_range dwo_compile_units() {
+ parseDWOCompileUnits();
+ return cu_iterator_range(DWOCUs.begin(), DWOCUs.end());
+ }
+
+ /// Get type units in the DWO context.
+ tu_iterator_range dwo_type_units() {
+ parseDWOTypeUnits();
+ return tu_iterator_range(DWOTUs.begin(), DWOTUs.end());
+ }
/// Get the number of compile units in this context.
unsigned getNumCompileUnits() {
- if (CUs.empty())
- parseCompileUnits();
+ parseCompileUnits();
return CUs.size();
}
+ /// Get the number of compile units in this context.
+ unsigned getNumTypeUnits() {
+ parseTypeUnits();
+ return TUs.size();
+ }
+
/// Get the number of compile units in the DWO context.
unsigned getNumDWOCompileUnits() {
- if (DWOCUs.empty())
- parseDWOCompileUnits();
+ parseDWOCompileUnits();
return DWOCUs.size();
}
+ /// Get the number of compile units in the DWO context.
+ unsigned getNumDWOTypeUnits() {
+ parseDWOTypeUnits();
+ return DWOTUs.size();
+ }
+
/// Get the compile unit at the specified index for this compile unit.
DWARFCompileUnit *getCompileUnitAtIndex(unsigned index) {
- if (CUs.empty())
- parseCompileUnits();
- return &CUs[index];
+ parseCompileUnits();
+ return CUs[index].get();
}
/// Get the compile unit at the specified index for the DWO compile units.
DWARFCompileUnit *getDWOCompileUnitAtIndex(unsigned index) {
- if (DWOCUs.empty())
- parseDWOCompileUnits();
- return &DWOCUs[index];
+ parseDWOCompileUnits();
+ return DWOCUs[index].get();
}
/// Get a pointer to the parsed DebugAbbrev object.
const DWARFDebugAbbrev *getDebugAbbrev();
+ /// Get a pointer to the parsed DebugLoc object.
+ const DWARFDebugLoc *getDebugLoc();
+
/// Get a pointer to the parsed dwo abbreviations object.
const DWARFDebugAbbrev *getDebugAbbrevDWO();
+ /// Get a pointer to the parsed DebugLoc object.
+ const DWARFDebugLocDWO *getDebugLocDWO();
+
/// Get a pointer to the parsed DebugAranges object.
const DWARFDebugAranges *getDebugAranges();
+ /// Get a pointer to the parsed frame information object.
+ const DWARFDebugFrame *getDebugFrame();
+
/// Get a pointer to a parsed line table corresponding to a compile unit.
const DWARFDebugLine::LineTable *
getLineTableForCompileUnit(DWARFCompileUnit *cu);
- virtual DILineInfo getLineInfoForAddress(uint64_t Address,
- DILineInfoSpecifier Specifier = DILineInfoSpecifier());
- virtual DIInliningInfo getInliningInfoForAddress(uint64_t Address,
- DILineInfoSpecifier Specifier = DILineInfoSpecifier());
+ DILineInfo getLineInfoForAddress(uint64_t Address,
+ DILineInfoSpecifier Specifier = DILineInfoSpecifier()) override;
+ DILineInfoTable getLineInfoForAddressRange(uint64_t Address, uint64_t Size,
+ DILineInfoSpecifier Specifier = DILineInfoSpecifier()) override;
+ DIInliningInfo getInliningInfoForAddress(uint64_t Address,
+ DILineInfoSpecifier Specifier = DILineInfoSpecifier()) override;
virtual bool isLittleEndian() const = 0;
- virtual const RelocAddrMap &infoRelocMap() const = 0;
- virtual StringRef getInfoSection() = 0;
+ virtual uint8_t getAddressSize() const = 0;
+ virtual const Section &getInfoSection() = 0;
+ typedef MapVector<object::SectionRef, Section,
+ std::map<object::SectionRef, unsigned> > TypeSectionMap;
+ virtual const TypeSectionMap &getTypesSections() = 0;
virtual StringRef getAbbrevSection() = 0;
+ virtual const Section &getLocSection() = 0;
+ virtual const Section &getLocDWOSection() = 0;
virtual StringRef getARangeSection() = 0;
- virtual StringRef getLineSection() = 0;
+ virtual StringRef getDebugFrameSection() = 0;
+ virtual const Section &getLineSection() = 0;
+ virtual const Section &getLineDWOSection() = 0;
virtual StringRef getStringSection() = 0;
virtual StringRef getRangeSection() = 0;
+ virtual StringRef getPubNamesSection() = 0;
+ virtual StringRef getPubTypesSection() = 0;
+ virtual StringRef getGnuPubNamesSection() = 0;
+ virtual StringRef getGnuPubTypesSection() = 0;
// Sections for DWARF5 split dwarf proposal.
- virtual StringRef getInfoDWOSection() = 0;
+ virtual const Section &getInfoDWOSection() = 0;
+ virtual const TypeSectionMap &getTypesDWOSections() = 0;
virtual StringRef getAbbrevDWOSection() = 0;
virtual StringRef getStringDWOSection() = 0;
virtual StringRef getStringOffsetDWOSection() = 0;
virtual StringRef getRangeDWOSection() = 0;
- virtual const RelocAddrMap &infoDWORelocMap() const = 0;
+ virtual StringRef getAddrSection() = 0;
static bool isSupportedVersion(unsigned version) {
- return version == 2 || version == 3;
+ return version == 2 || version == 3 || version == 4;
}
private:
/// Return the compile unit that includes an offset (relative to .debug_info).
class DWARFContextInMemory : public DWARFContext {
virtual void anchor();
bool IsLittleEndian;
- RelocAddrMap InfoRelocMap;
- StringRef InfoSection;
+ uint8_t AddressSize;
+ Section InfoSection;
+ TypeSectionMap TypesSections;
StringRef AbbrevSection;
+ Section LocSection;
+ Section LocDWOSection;
StringRef ARangeSection;
- StringRef LineSection;
+ StringRef DebugFrameSection;
+ Section LineSection;
+ Section LineDWOSection;
StringRef StringSection;
StringRef RangeSection;
+ StringRef PubNamesSection;
+ StringRef PubTypesSection;
+ StringRef GnuPubNamesSection;
+ StringRef GnuPubTypesSection;
// Sections for DWARF5 split dwarf proposal.
- RelocAddrMap InfoDWORelocMap;
- StringRef InfoDWOSection;
+ Section InfoDWOSection;
+ TypeSectionMap TypesDWOSections;
StringRef AbbrevDWOSection;
StringRef StringDWOSection;
StringRef StringOffsetDWOSection;
StringRef RangeDWOSection;
+ StringRef AddrSection;
+
+ SmallVector<SmallString<32>, 4> UncompressedSections;
public:
- DWARFContextInMemory(object::ObjectFile *);
- virtual bool isLittleEndian() const { return IsLittleEndian; }
- virtual const RelocAddrMap &infoRelocMap() const { return InfoRelocMap; }
- virtual StringRef getInfoSection() { return InfoSection; }
- virtual StringRef getAbbrevSection() { return AbbrevSection; }
- virtual StringRef getARangeSection() { return ARangeSection; }
- virtual StringRef getLineSection() { return LineSection; }
- virtual StringRef getStringSection() { return StringSection; }
- virtual StringRef getRangeSection() { return RangeSection; }
+ DWARFContextInMemory(object::ObjectFile &);
+ bool isLittleEndian() const override { return IsLittleEndian; }
+ uint8_t getAddressSize() const override { return AddressSize; }
+ const Section &getInfoSection() override { return InfoSection; }
+ const TypeSectionMap &getTypesSections() override { return TypesSections; }
+ StringRef getAbbrevSection() override { return AbbrevSection; }
+ const Section &getLocSection() override { return LocSection; }
+ const Section &getLocDWOSection() override { return LocDWOSection; }
+ StringRef getARangeSection() override { return ARangeSection; }
+ StringRef getDebugFrameSection() override { return DebugFrameSection; }
+ const Section &getLineSection() override { return LineSection; }
+ const Section &getLineDWOSection() override { return LineDWOSection; }
+ StringRef getStringSection() override { return StringSection; }
+ StringRef getRangeSection() override { return RangeSection; }
+ StringRef getPubNamesSection() override { return PubNamesSection; }
+ StringRef getPubTypesSection() override { return PubTypesSection; }
+ StringRef getGnuPubNamesSection() override { return GnuPubNamesSection; }
+ StringRef getGnuPubTypesSection() override { return GnuPubTypesSection; }
// Sections for DWARF5 split dwarf proposal.
- virtual StringRef getInfoDWOSection() { return InfoDWOSection; }
- virtual StringRef getAbbrevDWOSection() { return AbbrevDWOSection; }
- virtual StringRef getStringDWOSection() { return StringDWOSection; }
- virtual StringRef getStringOffsetDWOSection() {
+ const Section &getInfoDWOSection() override { return InfoDWOSection; }
+ const TypeSectionMap &getTypesDWOSections() override {
+ return TypesDWOSections;
+ }
+ StringRef getAbbrevDWOSection() override { return AbbrevDWOSection; }
+ StringRef getStringDWOSection() override { return StringDWOSection; }
+ StringRef getStringOffsetDWOSection() override {
return StringOffsetDWOSection;
}
- virtual StringRef getRangeDWOSection() { return RangeDWOSection; }
- virtual const RelocAddrMap &infoDWORelocMap() const { return InfoDWORelocMap; }
+ StringRef getRangeDWOSection() override { return RangeDWOSection; }
+ StringRef getAddrSection() override {
+ return AddrSection;
+ }
};
}