/// the need to search for it in applyStmtList.
unsigned stmtListIndex;
+ /// Skeleton unit associated with this unit.
+ DwarfUnit *Skeleton;
+
+ /// \brief Construct a DIE for the given DbgVariable without initializing the
+ /// DbgVariable's DIE reference.
+ std::unique_ptr<DIE> constructVariableDIEImpl(const DbgVariable &DV,
+ bool Abstract);
+
public:
DwarfCompileUnit(unsigned UID, DICompileUnit Node, AsmPrinter *A,
DwarfDebug *DW, DwarfFile *DWU);
+ DwarfCompileUnit *getSkeleton() const {
+ return static_cast<DwarfCompileUnit *>(Skeleton);
+ }
+
void initStmtList(MCSymbol *DwarfLineSectionSym);
/// Apply the DW_AT_stmt_list from this compile unit to the specified DIE.
void addLocalLabelAddress(DIE &Die, dwarf::Attribute Attribute,
const MCSymbol *Label);
+ /// addSectionDelta - Add a label delta attribute data and value.
+ void addSectionDelta(DIE &Die, dwarf::Attribute Attribute, const MCSymbol *Hi,
+ const MCSymbol *Lo);
+
DwarfCompileUnit &getCU() override { return *this; }
unsigned getOrCreateSourceID(StringRef FileName, StringRef DirName) override;
void attachLowHighPC(DIE &D, const MCSymbol *Begin, const MCSymbol *End);
+ /// addSectionLabel - Add a Dwarf section label attribute data and value.
+ ///
+ void addSectionLabel(DIE &Die, dwarf::Attribute Attribute,
+ const MCSymbol *Label, const MCSymbol *Sec);
+
/// \brief Find DIE for the given subprogram and attach appropriate
/// DW_AT_low_pc and DW_AT_high_pc attributes. If there are global
/// variables in this scope then create and insert DIEs for these
void constructScopeDIE(LexicalScope *Scope,
SmallVectorImpl<std::unique_ptr<DIE>> &FinalChildren);
+
+ /// \brief A helper function to construct a RangeSpanList for a given
+ /// lexical scope.
+ void addScopeRangeList(DIE &ScopeDIE,
+ const SmallVectorImpl<InsnRange> &Range);
+
+ void attachRangesOrLowHighPC(DIE &D,
+ const SmallVectorImpl<InsnRange> &Ranges);
+
+ /// \brief This scope represents inlined body of a function. Construct
+ /// DIE to represent this concrete inlined copy of the function.
+ std::unique_ptr<DIE> constructInlinedScopeDIE(LexicalScope *Scope);
+
+ /// \brief Construct new DW_TAG_lexical_block for this scope and
+ /// attach DW_AT_low_pc/DW_AT_high_pc labels.
+ std::unique_ptr<DIE> constructLexicalScopeDIE(LexicalScope *Scope);
+
+ /// constructVariableDIE - Construct a DIE for the given DbgVariable.
+ std::unique_ptr<DIE> constructVariableDIE(DbgVariable &DV,
+ bool Abstract = false);
+
+ std::unique_ptr<DIE> constructVariableDIE(DbgVariable &DV,
+ const LexicalScope &Scope,
+ DIE *&ObjectPointer);
+
+ /// A helper function to create children of a Scope DIE.
+ DIE *createScopeChildrenDIE(LexicalScope *Scope,
+ SmallVectorImpl<std::unique_ptr<DIE>> &Children,
+ unsigned *ChildScopeCount = nullptr);
+
+ /// \brief Construct a DIE for this subprogram scope.
+ void constructSubprogramScopeDIE(LexicalScope *Scope);
+
+ DIE *createAndAddScopeChildren(LexicalScope *Scope, DIE &ScopeDIE);
+
+ void constructAbstractSubprogramScopeDIE(LexicalScope *Scope);
+
+ /// \brief Construct import_module DIE.
+ std::unique_ptr<DIE>
+ constructImportedEntityDIE(const DIImportedEntity &Module);
+
+ void finishSubprogramDefinition(DISubprogram SP);
+
+ void collectDeadVariables(DISubprogram SP);
+
+ /// If there's a skeleton then return the begin label for the skeleton unit,
+ /// otherwise return the local label for this unit.
+ MCSymbol *getLocalLabelBegin() const {
+ if (Skeleton)
+ return Skeleton->getLabelBegin();
+ return getLabelBegin();
+ }
+
+ /// If there's a skeleton then return the section symbol for the skeleton
+ /// unit, otherwise return the section symbol for this unit.
+ MCSymbol *getLocalSectionSym() const {
+ if (Skeleton)
+ return Skeleton->getSectionSym();
+ return getSectionSym();
+ }
+
+ /// Set the skeleton unit associated with this unit.
+ void setSkeleton(DwarfUnit &Skel) { Skeleton = &Skel; }
};
} // end llvm namespace