X-Git-Url: http://plrg.eecs.uci.edu/git/?p=oota-llvm.git;a=blobdiff_plain;f=lib%2FCodeGen%2FAsmPrinter%2FDwarfUnit.h;h=de43f8f507edf5dce0199e9a0eb641768ae17ac3;hp=7025b712f0e7cf982c8f4e5d6ca19612fdc42f29;hb=da53f1e088ad594f604c950c6a9c62d7b6356b88;hpb=75325b9f658e1d61d129270ffa5d30bad655d3c4 diff --git a/lib/CodeGen/AsmPrinter/DwarfUnit.h b/lib/CodeGen/AsmPrinter/DwarfUnit.h index 7025b712f0e..de43f8f507e 100644 --- a/lib/CodeGen/AsmPrinter/DwarfUnit.h +++ b/lib/CodeGen/AsmPrinter/DwarfUnit.h @@ -11,8 +11,8 @@ // //===----------------------------------------------------------------------===// -#ifndef CODEGEN_ASMPRINTER_DWARFCOMPILEUNIT_H -#define CODEGEN_ASMPRINTER_DWARFCOMPILEUNIT_H +#ifndef LLVM_LIB_CODEGEN_ASMPRINTER_DWARFUNIT_H +#define LLVM_LIB_CODEGEN_ASMPRINTER_DWARFUNIT_H #include "DIE.h" #include "DwarfDebug.h" @@ -61,8 +61,6 @@ public: void addRange(RangeSpan Range) { Ranges.push_back(Range); } }; -enum AbstractOrInlined { AOI_None, AOI_Inlined, AOI_Abstract }; - //===----------------------------------------------------------------------===// /// Unit - This dwarf writer support class manages information associated /// with a source file. @@ -131,79 +129,18 @@ protected: /// The section this unit will be emitted in. const MCSection *Section; - /// A label at the start of the non-dwo section related to this unit. - MCSymbol *SectionSym; - - /// The start of the unit within its section. - MCSymbol *LabelBegin; - - /// The end of the unit within its section. - MCSymbol *LabelEnd; - - /// Skeleton unit associated with this unit. - DwarfUnit *Skeleton; - DwarfUnit(unsigned UID, dwarf::Tag, DICompileUnit CU, AsmPrinter *A, DwarfDebug *DW, DwarfFile *DWU); + void initSection(const MCSection *Section); public: virtual ~DwarfUnit(); - /// Set the skeleton unit associated with this unit. - void setSkeleton(DwarfUnit &Skel) { Skeleton = &Skel; } - - /// Get the skeleton unit associated with this unit. - DwarfUnit *getSkeleton() const { return Skeleton; } - - /// Pass in the SectionSym even though we could recreate it in every compile - /// unit (type units will have actually distinct symbols once they're in - /// comdat sections). - void initSection(const MCSection *Section, MCSymbol *SectionSym) { - assert(!this->Section); - this->Section = Section; - this->SectionSym = SectionSym; - this->LabelBegin = - Asm->GetTempSymbol(Section->getLabelBeginName(), getUniqueID()); - this->LabelEnd = - Asm->GetTempSymbol(Section->getLabelEndName(), getUniqueID()); - } - const MCSection *getSection() const { assert(Section); return Section; } - /// 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(); - } - - MCSymbol *getSectionSym() const { - assert(Section); - return SectionSym; - } - - /// 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(); - } - - MCSymbol *getLabelBegin() const { - assert(Section); - return LabelBegin; - } - - MCSymbol *getLabelEnd() const { - assert(Section); - return LabelEnd; - } - // Accessors. unsigned getUniqueID() const { return UniqueID; } uint16_t getLanguage() const { return CUNode.getLanguage(); } @@ -218,15 +155,14 @@ public: /// hasContent - Return true if this compile unit has something to write out. bool hasContent() const { return !UnitDie.getChildren().empty(); } - /// addRange - Add an address range to the list of ranges for this unit. - void addRange(RangeSpan Range); - /// getRanges - Get the list of ranges for this unit. const SmallVectorImpl &getRanges() const { return CURanges; } SmallVectorImpl &getRanges() { return CURanges; } /// addRangeList - Add an address range list to the list of range lists. - void addRangeList(RangeSpanList Ranges) { CURangeLists.push_back(Ranges); } + void addRangeList(RangeSpanList Ranges) { + CURangeLists.push_back(std::move(Ranges)); + } /// getRangeLists - Get the vector of range lists. const SmallVectorImpl &getRangeLists() const { @@ -277,11 +213,11 @@ public: void addSInt(DIELoc &Die, Optional Form, int64_t Integer); /// addString - Add a string attribute data and value. - void addString(DIE &Die, dwarf::Attribute Attribute, const StringRef Str); + void addString(DIE &Die, dwarf::Attribute Attribute, StringRef Str); /// addLocalString - Add a string attribute data and value. void addLocalString(DIE &Die, dwarf::Attribute Attribute, - const StringRef Str); + StringRef Str); /// addExpr - Add a Dwarf expression attribute data and value. void addExpr(DIELoc &Die, dwarf::Form Form, const MCExpr *Expr); @@ -295,11 +231,6 @@ public: /// addLocationList - Add a Dwarf loclistptr attribute data and value. void addLocationList(DIE &Die, dwarf::Attribute Attribute, unsigned Index); - /// addSectionLabel - Add a Dwarf section label attribute data and value. - /// - void addSectionLabel(DIE &Die, dwarf::Attribute Attribute, - const MCSymbol *Label); - /// addSectionOffset - Add an offset into a section attribute data and value. /// void addSectionOffset(DIE &Die, dwarf::Attribute Attribute, uint64_t Integer); @@ -308,10 +239,6 @@ public: /// form given and an op of either DW_FORM_addr or DW_FORM_GNU_addr_index. void addOpAddress(DIELoc &Die, 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); - /// addLabelDelta - Add a label delta attribute data and value. void addLabelDelta(DIE &Die, dwarf::Attribute Attribute, const MCSymbol *Hi, const MCSymbol *Lo); @@ -361,7 +288,8 @@ public: void addTemplateParams(DIE &Buffer, DIArray TParams); /// addRegisterOp - Add register operand. - void addRegisterOp(DIELoc &TheDie, unsigned Reg); + void addRegisterOpPiece(DIELoc &TheDie, unsigned Reg, + unsigned SizeInBits = 0, unsigned OffsetInBits = 0); /// addRegisterOffset - Add register offset. void addRegisterOffset(DIELoc &TheDie, unsigned Reg, int64_t Offset); @@ -402,6 +330,8 @@ public: DIE *getOrCreateSubprogramDIE(DISubprogram SP); void applySubprogramAttributes(DISubprogram SP, DIE &SPDie); + void applySubprogramAttributesToDefinition(DISubprogram SP, DIE &SPDie); + void applyVariableAttributes(const DbgVariable &Var, DIE &VariableDie); /// getOrCreateTypeDIE - Find existing DIE or create new DIE for the /// given DIType. @@ -417,12 +347,8 @@ public: /// vtables. void constructContainingTypeDIEs(); - /// constructVariableDIE - Construct a DIE for the given DbgVariable. - std::unique_ptr constructVariableDIE(DbgVariable &DV, - AbstractOrInlined AbsIn = AOI_None); - /// constructSubprogramArguments - Construct function argument DIEs. - void constructSubprogramArguments(DIE &Buffer, DIArray Args); + void constructSubprogramArguments(DIE &Buffer, DITypeArray Args); /// Create a DIE with the given Tag, add the DIE to its parent, and /// call insertDIE if MD is not null. @@ -453,12 +379,13 @@ protected: /// none currently exists, create a new ID and insert it in the line table. virtual unsigned getOrCreateSourceID(StringRef File, StringRef Directory) = 0; -private: - /// \brief Construct a DIE for the given DbgVariable without initializing the - /// DbgVariable's DIE reference. - std::unique_ptr constructVariableDIEImpl(const DbgVariable &DV, - AbstractOrInlined AbsIn); + /// resolve - Look in the DwarfDebug map for the MDNode that + /// corresponds to the reference. + template T resolve(DIRef Ref) const { + return DD->resolve(Ref); + } +private: /// constructTypeDIE - Construct basic type die from DIBasicType. void constructTypeDIE(DIE &Buffer, DIBasicType BTy); @@ -513,49 +440,11 @@ private: /// information entry. DIEEntry *createDIEEntry(DIE &Entry); - /// resolve - Look in the DwarfDebug map for the MDNode that - /// corresponds to the reference. - template T resolve(DIRef Ref) const { - return DD->resolve(Ref); - } - /// If this is a named finished type then include it in the list of types for /// the accelerator tables. void updateAcceleratorTables(DIScope Context, DIType Ty, const DIE &TyDIE); }; -class DwarfCompileUnit : public DwarfUnit { - /// The attribute index of DW_AT_stmt_list in the compile unit DIE, avoiding - /// the need to search for it in applyStmtList. - unsigned stmtListIndex; - -public: - DwarfCompileUnit(unsigned UID, DICompileUnit Node, AsmPrinter *A, - DwarfDebug *DW, DwarfFile *DWU); - - void initStmtList(MCSymbol *DwarfLineSectionSym); - - /// Apply the DW_AT_stmt_list from this compile unit to the specified DIE. - void applyStmtList(DIE &D); - - /// createGlobalVariableDIE - create global variable DIE. - void createGlobalVariableDIE(DIGlobalVariable GV); - - /// addLabelAddress - Add a dwarf label attribute data and value using - /// either DW_FORM_addr or DW_FORM_GNU_addr_index. - void addLabelAddress(DIE &Die, dwarf::Attribute Attribute, - const MCSymbol *Label); - - /// addLocalLabelAddress - Add a dwarf label attribute data and value using - /// DW_FORM_addr only. - void addLocalLabelAddress(DIE &Die, dwarf::Attribute Attribute, - const MCSymbol *Label); - - DwarfCompileUnit &getCU() override { return *this; } - - unsigned getOrCreateSourceID(StringRef FileName, StringRef DirName) override; -}; - class DwarfTypeUnit : public DwarfUnit { private: uint64_t TypeSignature; @@ -578,7 +467,7 @@ public: return DwarfUnit::getHeaderSize() + sizeof(uint64_t) + // Type Signature sizeof(uint32_t); // Type DIE Offset } - void initSection(const MCSection *Section); + using DwarfUnit::initSection; DwarfCompileUnit &getCU() override { return CU; } protected: