diff options
Diffstat (limited to 'lib/CodeGen/AsmPrinter/DIE.h')
| -rw-r--r-- | lib/CodeGen/AsmPrinter/DIE.h | 89 |
1 files changed, 42 insertions, 47 deletions
diff --git a/lib/CodeGen/AsmPrinter/DIE.h b/lib/CodeGen/AsmPrinter/DIE.h index bfd7d1d..f4fa326 100644 --- a/lib/CodeGen/AsmPrinter/DIE.h +++ b/lib/CodeGen/AsmPrinter/DIE.h @@ -33,17 +33,17 @@ namespace llvm { class DIEAbbrevData { /// Attribute - Dwarf attribute code. /// - uint16_t Attribute; + dwarf::Attribute Attribute; /// Form - Dwarf form code. /// - uint16_t Form; + dwarf::Form Form; public: - DIEAbbrevData(uint16_t A, uint16_t F) : Attribute(A), Form(F) {} + DIEAbbrevData(dwarf::Attribute A, dwarf::Form F) : Attribute(A), Form(F) {} // Accessors. - uint16_t getAttribute() const { return Attribute; } - uint16_t getForm() const { return Form; } + dwarf::Attribute getAttribute() const { return Attribute; } + dwarf::Form getForm() const { return Form; } /// Profile - Used to gather unique data for the abbreviation folding set. /// @@ -56,7 +56,7 @@ namespace llvm { class DIEAbbrev : public FoldingSetNode { /// Tag - Dwarf tag code. /// - uint16_t Tag; + dwarf::Tag Tag; /// ChildrenFlag - Dwarf children flag. /// @@ -71,20 +71,19 @@ namespace llvm { SmallVector<DIEAbbrevData, 12> Data; public: - DIEAbbrev(uint16_t T, uint16_t C) : Tag(T), ChildrenFlag(C), Data() {} + DIEAbbrev(dwarf::Tag T, uint16_t C) : Tag(T), ChildrenFlag(C), Data() {} // Accessors. - uint16_t getTag() const { return Tag; } + dwarf::Tag getTag() const { return Tag; } unsigned getNumber() const { return Number; } uint16_t getChildrenFlag() const { return ChildrenFlag; } const SmallVectorImpl<DIEAbbrevData> &getData() const { return Data; } - void setTag(uint16_t T) { Tag = T; } void setChildrenFlag(uint16_t CF) { ChildrenFlag = CF; } void setNumber(unsigned N) { Number = N; } /// AddAttribute - Adds another set of attribute information to the /// abbreviation. - void AddAttribute(uint16_t Attribute, uint16_t Form) { + void AddAttribute(dwarf::Attribute Attribute, dwarf::Form Form) { Data.push_back(DIEAbbrevData(Attribute, Form)); } @@ -131,19 +130,17 @@ namespace llvm { /// SmallVector<DIEValue*, 12> Values; -#ifndef NDEBUG - // Private data for print() - mutable unsigned IndentCount; -#endif public: explicit DIE(unsigned Tag) - : Offset(0), Size(0), Abbrev(Tag, dwarf::DW_CHILDREN_no), Parent(0) {} + : Offset(0), Size(0), Abbrev((dwarf::Tag)Tag, dwarf::DW_CHILDREN_no), + Parent(0) {} virtual ~DIE(); // Accessors. DIEAbbrev &getAbbrev() { return Abbrev; } + const DIEAbbrev &getAbbrev() const { return Abbrev; } unsigned getAbbrevNumber() const { return Abbrev.getNumber(); } - unsigned getTag() const { return Abbrev.getTag(); } + dwarf::Tag getTag() const { return Abbrev.getTag(); } unsigned getOffset() const { return Offset; } unsigned getSize() const { return Size; } const std::vector<DIE *> &getChildren() const { return Children; } @@ -151,14 +148,17 @@ namespace llvm { DIE *getParent() const { return Parent; } /// Climb up the parent chain to get the compile unit DIE this DIE belongs /// to. - DIE *getCompileUnit(); - void setTag(unsigned Tag) { Abbrev.setTag(Tag); } + const DIE *getCompileUnit() const; + /// Similar to getCompileUnit, returns null when DIE is not added to an + /// owner yet. + const DIE *getCompileUnitOrNull() const; void setOffset(unsigned O) { Offset = O; } void setSize(unsigned S) { Size = S; } /// addValue - Add a value and attributes to a DIE. /// - void addValue(unsigned Attribute, unsigned Form, DIEValue *Value) { + void addValue(dwarf::Attribute Attribute, dwarf::Form Form, + DIEValue *Value) { Abbrev.AddAttribute(Attribute, Form); Values.push_back(Value); } @@ -166,10 +166,7 @@ namespace llvm { /// addChild - Add a child to the DIE. /// void addChild(DIE *Child) { - if (Child->getParent()) { - assert (Child->getParent() == this && "Unexpected DIE Parent!"); - return; - } + assert(!Child->getParent()); Abbrev.setChildrenFlag(dwarf::DW_CHILDREN_yes); Children.push_back(Child); Child->Parent = this; @@ -177,7 +174,7 @@ namespace llvm { /// findAttribute - Find a value in the DIE with the attribute given, returns NULL /// if no such attribute exists. - DIEValue *findAttribute(unsigned Attribute); + DIEValue *findAttribute(uint16_t Attribute); #ifndef NDEBUG void print(raw_ostream &O, unsigned IndentCount = 0) const; @@ -213,11 +210,11 @@ namespace llvm { /// EmitValue - Emit value via the Dwarf writer. /// - virtual void EmitValue(AsmPrinter *AP, unsigned Form) const = 0; + virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const = 0; /// SizeOf - Return the size of a value in bytes. /// - virtual unsigned SizeOf(AsmPrinter *AP, unsigned Form) const = 0; + virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const = 0; #ifndef NDEBUG virtual void print(raw_ostream &O) const = 0; @@ -235,7 +232,7 @@ namespace llvm { /// BestForm - Choose the best form for integer. /// - static unsigned BestForm(bool IsSigned, uint64_t Int) { + static dwarf::Form BestForm(bool IsSigned, uint64_t Int) { if (IsSigned) { const int64_t SignedInt = Int; if ((char)Int == SignedInt) return dwarf::DW_FORM_data1; @@ -251,13 +248,13 @@ namespace llvm { /// EmitValue - Emit integer of appropriate size. /// - virtual void EmitValue(AsmPrinter *AP, unsigned Form) const; + virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const; uint64_t getValue() const { return Integer; } /// SizeOf - Determine size of integer value in bytes. /// - virtual unsigned SizeOf(AsmPrinter *AP, unsigned Form) const; + virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const; // Implement isa/cast/dyncast. static bool classof(const DIEValue *I) { return I->getType() == isInteger; } @@ -277,7 +274,7 @@ namespace llvm { /// EmitValue - Emit expression value. /// - virtual void EmitValue(AsmPrinter *AP, unsigned Form) const; + virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const; /// getValue - Get MCExpr. /// @@ -285,7 +282,7 @@ namespace llvm { /// SizeOf - Determine size of expression value in bytes. /// - virtual unsigned SizeOf(AsmPrinter *AP, unsigned Form) const; + virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const; // Implement isa/cast/dyncast. static bool classof(const DIEValue *E) { return E->getType() == isExpr; } @@ -305,7 +302,7 @@ namespace llvm { /// EmitValue - Emit label value. /// - virtual void EmitValue(AsmPrinter *AP, unsigned Form) const; + virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const; /// getValue - Get MCSymbol. /// @@ -313,7 +310,7 @@ namespace llvm { /// SizeOf - Determine size of label value in bytes. /// - virtual unsigned SizeOf(AsmPrinter *AP, unsigned Form) const; + virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const; // Implement isa/cast/dyncast. static bool classof(const DIEValue *L) { return L->getType() == isLabel; } @@ -335,11 +332,11 @@ namespace llvm { /// EmitValue - Emit delta value. /// - virtual void EmitValue(AsmPrinter *AP, unsigned Form) const; + virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const; /// SizeOf - Determine size of delta value in bytes. /// - virtual unsigned SizeOf(AsmPrinter *AP, unsigned Form) const; + virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const; // Implement isa/cast/dyncast. static bool classof(const DIEValue *D) { return D->getType() == isDelta; } @@ -365,11 +362,11 @@ namespace llvm { /// EmitValue - Emit delta value. /// - virtual void EmitValue(AsmPrinter *AP, unsigned Form) const; + virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const; /// SizeOf - Determine size of delta value in bytes. /// - virtual unsigned SizeOf(AsmPrinter *AP, unsigned Form) const; + virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const; // Implement isa/cast/dyncast. static bool classof(const DIEValue *D) { return D->getType() == isString; } @@ -394,13 +391,13 @@ namespace llvm { /// EmitValue - Emit debug information entry offset. /// - virtual void EmitValue(AsmPrinter *AP, unsigned Form) const; + virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const; /// SizeOf - Determine size of debug information entry in bytes. /// - virtual unsigned SizeOf(AsmPrinter *AP, unsigned Form) const { - return Form == dwarf::DW_FORM_ref_addr ? getRefAddrSize(AP) : - sizeof(int32_t); + virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const { + return Form == dwarf::DW_FORM_ref_addr ? getRefAddrSize(AP) + : sizeof(int32_t); } /// Returns size of a ref_addr entry. @@ -420,9 +417,7 @@ namespace llvm { class DIEBlock : public DIEValue, public DIE { unsigned Size; // Size in bytes excluding size header. public: - DIEBlock() - : DIEValue(isBlock), DIE(0), Size(0) {} - virtual ~DIEBlock() {} + DIEBlock() : DIEValue(isBlock), DIE(0), Size(0) {} /// ComputeSize - calculate the size of the block. /// @@ -430,7 +425,7 @@ namespace llvm { /// BestForm - Choose the best form for data. /// - unsigned BestForm() const { + dwarf::Form BestForm() const { if ((unsigned char)Size == Size) return dwarf::DW_FORM_block1; if ((unsigned short)Size == Size) return dwarf::DW_FORM_block2; if ((unsigned int)Size == Size) return dwarf::DW_FORM_block4; @@ -439,11 +434,11 @@ namespace llvm { /// EmitValue - Emit block data. /// - virtual void EmitValue(AsmPrinter *AP, unsigned Form) const; + virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const; /// SizeOf - Determine size of block data in bytes. /// - virtual unsigned SizeOf(AsmPrinter *AP, unsigned Form) const; + virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const; // Implement isa/cast/dyncast. static bool classof(const DIEValue *E) { return E->getType() == isBlock; } |