diff options
Diffstat (limited to 'lib/DebugInfo/DWARFContext.h')
| -rw-r--r-- | lib/DebugInfo/DWARFContext.h | 91 |
1 files changed, 49 insertions, 42 deletions
diff --git a/lib/DebugInfo/DWARFContext.h b/lib/DebugInfo/DWARFContext.h index 6d1ae92..dd3fcc7 100644 --- a/lib/DebugInfo/DWARFContext.h +++ b/lib/DebugInfo/DWARFContext.h @@ -7,8 +7,8 @@ // //===----------------------------------------------------------------------===/ -#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" @@ -16,10 +16,12 @@ #include "DWARFDebugLine.h" #include "DWARFDebugLoc.h" #include "DWARFDebugRangeList.h" +#include "DWARFSection.h" #include "DWARFTypeUnit.h" #include "llvm/ADT/MapVector.h" #include "llvm/ADT/SmallVector.h" #include "llvm/DebugInfo/DIContext.h" +#include <vector> namespace llvm { @@ -28,19 +30,17 @@ namespace llvm { /// information parsing. The actual data is supplied through pure virtual /// methods that a concrete implementation provides. class DWARFContext : public DIContext { - typedef SmallVector<std::unique_ptr<DWARFCompileUnit>, 1> CUVector; - typedef SmallVector<std::unique_ptr<DWARFTypeUnit>, 1> TUVector; - CUVector CUs; - TUVector TUs; + DWARFUnitSection<DWARFCompileUnit> CUs; + std::vector<DWARFUnitSection<DWARFTypeUnit>> 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; + DWARFUnitSection<DWARFCompileUnit> DWOCUs; + std::vector<DWARFUnitSection<DWARFTypeUnit>> DWOTUs; std::unique_ptr<DWARFDebugAbbrev> AbbrevDWO; std::unique_ptr<DWARFDebugLocDWO> LocDWO; @@ -64,11 +64,6 @@ class DWARFContext : public DIContext { void parseDWOTypeUnits(); public: - struct Section { - StringRef Data; - RelocAddrMap Relocs; - }; - DWARFContext() : DIContext(CK_DWARF) {} static bool classof(const DIContext *DICtx) { @@ -77,8 +72,9 @@ public: 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; + typedef DWARFUnitSection<DWARFCompileUnit>::iterator_range cu_iterator_range; + typedef DWARFUnitSection<DWARFTypeUnit>::iterator_range tu_iterator_range; + typedef iterator_range<std::vector<DWARFUnitSection<DWARFTypeUnit>>::iterator> tu_section_iterator_range; /// Get compile units in this context. cu_iterator_range compile_units() { @@ -87,9 +83,9 @@ public: } /// Get type units in this context. - tu_iterator_range type_units() { + tu_section_iterator_range type_unit_sections() { parseTypeUnits(); - return tu_iterator_range(TUs.begin(), TUs.end()); + return tu_section_iterator_range(TUs.begin(), TUs.end()); } /// Get compile units in the DWO context. @@ -99,9 +95,9 @@ public: } /// Get type units in the DWO context. - tu_iterator_range dwo_type_units() { + tu_section_iterator_range dwo_type_unit_sections() { parseDWOTypeUnits(); - return tu_iterator_range(DWOTUs.begin(), DWOTUs.end()); + return tu_section_iterator_range(DWOTUs.begin(), DWOTUs.end()); } /// Get the number of compile units in this context. @@ -159,8 +155,7 @@ public: const DWARFDebugFrame *getDebugFrame(); /// Get a pointer to a parsed line table corresponding to a compile unit. - const DWARFDebugLine::LineTable * - getLineTableForCompileUnit(DWARFCompileUnit *cu); + const DWARFDebugLine::LineTable *getLineTableForUnit(DWARFUnit *cu); DILineInfo getLineInfoForAddress(uint64_t Address, DILineInfoSpecifier Specifier = DILineInfoSpecifier()) override; @@ -171,17 +166,15 @@ public: virtual bool isLittleEndian() const = 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 DWARFSection &getInfoSection() = 0; + typedef MapVector<object::SectionRef, DWARFSection, + 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 const DWARFSection &getLocSection() = 0; virtual StringRef getARangeSection() = 0; virtual StringRef getDebugFrameSection() = 0; - virtual const Section &getLineSection() = 0; - virtual const Section &getLineDWOSection() = 0; + virtual const DWARFSection &getLineSection() = 0; virtual StringRef getStringSection() = 0; virtual StringRef getRangeSection() = 0; virtual StringRef getPubNamesSection() = 0; @@ -190,13 +183,19 @@ public: virtual StringRef getGnuPubTypesSection() = 0; // Sections for DWARF5 split dwarf proposal. - virtual const Section &getInfoDWOSection() = 0; + virtual const DWARFSection &getInfoDWOSection() = 0; virtual const TypeSectionMap &getTypesDWOSections() = 0; virtual StringRef getAbbrevDWOSection() = 0; + virtual const DWARFSection &getLineDWOSection() = 0; + virtual const DWARFSection &getLocDWOSection() = 0; virtual StringRef getStringDWOSection() = 0; virtual StringRef getStringOffsetDWOSection() = 0; virtual StringRef getRangeDWOSection() = 0; virtual StringRef getAddrSection() = 0; + virtual const DWARFSection& getAppleNamesSection() = 0; + virtual const DWARFSection& getAppleTypesSection() = 0; + virtual const DWARFSection& getAppleNamespacesSection() = 0; + virtual const DWARFSection& getAppleObjCSection() = 0; static bool isSupportedVersion(unsigned version) { return version == 2 || version == 3 || version == 4; @@ -217,15 +216,13 @@ class DWARFContextInMemory : public DWARFContext { virtual void anchor(); bool IsLittleEndian; uint8_t AddressSize; - Section InfoSection; + DWARFSection InfoSection; TypeSectionMap TypesSections; StringRef AbbrevSection; - Section LocSection; - Section LocDWOSection; + DWARFSection LocSection; StringRef ARangeSection; StringRef DebugFrameSection; - Section LineSection; - Section LineDWOSection; + DWARFSection LineSection; StringRef StringSection; StringRef RangeSection; StringRef PubNamesSection; @@ -234,42 +231,52 @@ class DWARFContextInMemory : public DWARFContext { StringRef GnuPubTypesSection; // Sections for DWARF5 split dwarf proposal. - Section InfoDWOSection; + DWARFSection InfoDWOSection; TypeSectionMap TypesDWOSections; StringRef AbbrevDWOSection; + DWARFSection LineDWOSection; + DWARFSection LocDWOSection; StringRef StringDWOSection; StringRef StringOffsetDWOSection; StringRef RangeDWOSection; StringRef AddrSection; + DWARFSection AppleNamesSection; + DWARFSection AppleTypesSection; + DWARFSection AppleNamespacesSection; + DWARFSection AppleObjCSection; SmallVector<SmallString<32>, 4> UncompressedSections; public: - DWARFContextInMemory(object::ObjectFile *); + DWARFContextInMemory(const object::ObjectFile &Obj); bool isLittleEndian() const override { return IsLittleEndian; } uint8_t getAddressSize() const override { return AddressSize; } - const Section &getInfoSection() override { return InfoSection; } + const DWARFSection &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; } + const DWARFSection &getLocSection() override { return LocSection; } StringRef getARangeSection() override { return ARangeSection; } StringRef getDebugFrameSection() override { return DebugFrameSection; } - const Section &getLineSection() override { return LineSection; } - const Section &getLineDWOSection() override { return LineDWOSection; } + const DWARFSection &getLineSection() override { return LineSection; } 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; } + const DWARFSection& getAppleNamesSection() override { return AppleNamesSection; } + const DWARFSection& getAppleTypesSection() override { return AppleTypesSection; } + const DWARFSection& getAppleNamespacesSection() override { return AppleNamespacesSection; } + const DWARFSection& getAppleObjCSection() override { return AppleObjCSection; } // Sections for DWARF5 split dwarf proposal. - const Section &getInfoDWOSection() override { return InfoDWOSection; } + const DWARFSection &getInfoDWOSection() override { return InfoDWOSection; } const TypeSectionMap &getTypesDWOSections() override { return TypesDWOSections; } StringRef getAbbrevDWOSection() override { return AbbrevDWOSection; } + const DWARFSection &getLineDWOSection() override { return LineDWOSection; } + const DWARFSection &getLocDWOSection() override { return LocDWOSection; } StringRef getStringDWOSection() override { return StringDWOSection; } StringRef getStringOffsetDWOSection() override { return StringOffsetDWOSection; 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