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Unindent namespace.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@202918 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher
parent
64da21dd5a
commit
9ad8924df3
@ -22,500 +22,522 @@
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#include <vector>
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namespace llvm {
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class AsmPrinter;
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class MCSymbol;
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class MCSymbolRefExpr;
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class raw_ostream;
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class DwarfTypeUnit;
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class AsmPrinter;
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class MCSymbol;
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class MCSymbolRefExpr;
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class raw_ostream;
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class DwarfTypeUnit;
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//===--------------------------------------------------------------------===//
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/// DIEAbbrevData - Dwarf abbreviation data, describes one attribute of a
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/// Dwarf abbreviation.
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class DIEAbbrevData {
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/// Attribute - Dwarf attribute code.
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///
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dwarf::Attribute Attribute;
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/// Form - Dwarf form code.
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///
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dwarf::Form Form;
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public:
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DIEAbbrevData(dwarf::Attribute A, dwarf::Form F) : Attribute(A), Form(F) {}
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// Accessors.
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dwarf::Attribute getAttribute() const { return Attribute; }
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dwarf::Form getForm() const { return Form; }
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/// Profile - Used to gather unique data for the abbreviation folding set.
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///
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void Profile(FoldingSetNodeID &ID) const;
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};
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//===--------------------------------------------------------------------===//
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/// DIEAbbrev - Dwarf abbreviation, describes the organization of a debug
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/// information object.
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class DIEAbbrev : public FoldingSetNode {
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/// Tag - Dwarf tag code.
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///
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dwarf::Tag Tag;
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/// ChildrenFlag - Dwarf children flag.
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///
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uint16_t ChildrenFlag;
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/// Unique number for node.
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///
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unsigned Number;
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/// Data - Raw data bytes for abbreviation.
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///
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SmallVector<DIEAbbrevData, 12> Data;
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public:
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DIEAbbrev(dwarf::Tag T, uint16_t C) : Tag(T), ChildrenFlag(C), Data() {}
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// Accessors.
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dwarf::Tag getTag() const { return Tag; }
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unsigned getNumber() const { return Number; }
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uint16_t getChildrenFlag() const { return ChildrenFlag; }
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const SmallVectorImpl<DIEAbbrevData> &getData() const { return Data; }
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void setChildrenFlag(uint16_t CF) { ChildrenFlag = CF; }
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void setNumber(unsigned N) { Number = N; }
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/// AddAttribute - Adds another set of attribute information to the
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/// abbreviation.
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void AddAttribute(dwarf::Attribute Attribute, dwarf::Form Form) {
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Data.push_back(DIEAbbrevData(Attribute, Form));
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}
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/// Profile - Used to gather unique data for the abbreviation folding set.
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///
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void Profile(FoldingSetNodeID &ID) const;
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/// Emit - Print the abbreviation using the specified asm printer.
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///
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void Emit(AsmPrinter *AP) const;
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#ifndef NDEBUG
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void print(raw_ostream &O);
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void dump();
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#endif
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};
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//===--------------------------------------------------------------------===//
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/// DIE - A structured debug information entry. Has an abbreviation which
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/// describes its organization.
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class DIEValue;
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class DIE {
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protected:
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/// Offset - Offset in debug info section.
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///
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unsigned Offset;
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/// Size - Size of instance + children.
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///
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unsigned Size;
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/// Abbrev - Buffer for constructing abbreviation.
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///
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DIEAbbrev Abbrev;
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/// Children DIEs.
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///
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std::vector<DIE *> Children;
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DIE *Parent;
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/// Attribute values.
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///
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SmallVector<DIEValue*, 12> Values;
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public:
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explicit DIE(unsigned Tag)
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: Offset(0), Size(0), Abbrev((dwarf::Tag)Tag, dwarf::DW_CHILDREN_no),
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Parent(0) {}
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~DIE();
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// Accessors.
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DIEAbbrev &getAbbrev() { return Abbrev; }
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const DIEAbbrev &getAbbrev() const { return Abbrev; }
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unsigned getAbbrevNumber() const { return Abbrev.getNumber(); }
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dwarf::Tag getTag() const { return Abbrev.getTag(); }
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unsigned getOffset() const { return Offset; }
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unsigned getSize() const { return Size; }
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const std::vector<DIE *> &getChildren() const { return Children; }
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const SmallVectorImpl<DIEValue*> &getValues() const { return Values; }
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DIE *getParent() const { return Parent; }
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/// Climb up the parent chain to get the compile or type unit DIE this DIE
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/// belongs to.
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const DIE *getUnit() const;
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/// Similar to getUnit, returns null when DIE is not added to an
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/// owner yet.
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const DIE *getUnitOrNull() const;
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void setOffset(unsigned O) { Offset = O; }
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void setSize(unsigned S) { Size = S; }
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/// addValue - Add a value and attributes to a DIE.
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///
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void addValue(dwarf::Attribute Attribute, dwarf::Form Form,
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DIEValue *Value) {
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Abbrev.AddAttribute(Attribute, Form);
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Values.push_back(Value);
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}
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/// addChild - Add a child to the DIE.
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///
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void addChild(DIE *Child) {
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assert(!Child->getParent());
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Abbrev.setChildrenFlag(dwarf::DW_CHILDREN_yes);
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Children.push_back(Child);
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Child->Parent = this;
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}
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/// findAttribute - Find a value in the DIE with the attribute given,
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/// returns NULL if no such attribute exists.
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DIEValue *findAttribute(uint16_t Attribute) const;
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#ifndef NDEBUG
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void print(raw_ostream &O, unsigned IndentCount = 0) const;
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void dump();
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#endif
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};
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//===--------------------------------------------------------------------===//
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/// DIEValue - A debug information entry value.
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//===--------------------------------------------------------------------===//
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/// DIEAbbrevData - Dwarf abbreviation data, describes one attribute of a
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/// Dwarf abbreviation.
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class DIEAbbrevData {
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/// Attribute - Dwarf attribute code.
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///
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class DIEValue {
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virtual void anchor();
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public:
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enum {
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isInteger,
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isString,
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isExpr,
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isLabel,
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isDelta,
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isEntry,
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isTypeSignature,
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isBlock,
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isLoc
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};
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protected:
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/// Type - Type of data stored in the value.
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///
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unsigned Type;
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public:
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explicit DIEValue(unsigned T) : Type(T) {}
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virtual ~DIEValue() {}
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dwarf::Attribute Attribute;
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// Accessors
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unsigned getType() const { return Type; }
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/// Form - Dwarf form code.
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///
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dwarf::Form Form;
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/// EmitValue - Emit value via the Dwarf writer.
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///
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virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const = 0;
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public:
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DIEAbbrevData(dwarf::Attribute A, dwarf::Form F) : Attribute(A), Form(F) {}
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/// SizeOf - Return the size of a value in bytes.
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///
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virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const = 0;
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// Accessors.
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dwarf::Attribute getAttribute() const { return Attribute; }
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dwarf::Form getForm() const { return Form; }
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/// Profile - Used to gather unique data for the abbreviation folding set.
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///
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void Profile(FoldingSetNodeID &ID) const;
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};
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//===--------------------------------------------------------------------===//
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/// DIEAbbrev - Dwarf abbreviation, describes the organization of a debug
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/// information object.
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class DIEAbbrev : public FoldingSetNode {
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/// Tag - Dwarf tag code.
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///
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dwarf::Tag Tag;
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/// ChildrenFlag - Dwarf children flag.
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///
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uint16_t ChildrenFlag;
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/// Unique number for node.
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///
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unsigned Number;
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/// Data - Raw data bytes for abbreviation.
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///
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SmallVector<DIEAbbrevData, 12> Data;
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public:
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DIEAbbrev(dwarf::Tag T, uint16_t C) : Tag(T), ChildrenFlag(C), Data() {}
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// Accessors.
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dwarf::Tag getTag() const { return Tag; }
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unsigned getNumber() const { return Number; }
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uint16_t getChildrenFlag() const { return ChildrenFlag; }
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const SmallVectorImpl<DIEAbbrevData> &getData() const { return Data; }
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void setChildrenFlag(uint16_t CF) { ChildrenFlag = CF; }
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void setNumber(unsigned N) { Number = N; }
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/// AddAttribute - Adds another set of attribute information to the
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/// abbreviation.
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void AddAttribute(dwarf::Attribute Attribute, dwarf::Form Form) {
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Data.push_back(DIEAbbrevData(Attribute, Form));
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}
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/// Profile - Used to gather unique data for the abbreviation folding set.
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///
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void Profile(FoldingSetNodeID &ID) const;
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/// Emit - Print the abbreviation using the specified asm printer.
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///
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void Emit(AsmPrinter *AP) const;
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#ifndef NDEBUG
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virtual void print(raw_ostream &O) const = 0;
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void dump() const;
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void print(raw_ostream &O);
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void dump();
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#endif
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};
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//===--------------------------------------------------------------------===//
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/// DIE - A structured debug information entry. Has an abbreviation which
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/// describes its organization.
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class DIEValue;
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class DIE {
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protected:
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/// Offset - Offset in debug info section.
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///
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unsigned Offset;
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/// Size - Size of instance + children.
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///
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unsigned Size;
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/// Abbrev - Buffer for constructing abbreviation.
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///
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DIEAbbrev Abbrev;
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/// Children DIEs.
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///
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std::vector<DIE *> Children;
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DIE *Parent;
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/// Attribute values.
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///
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SmallVector<DIEValue *, 12> Values;
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public:
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explicit DIE(unsigned Tag)
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: Offset(0), Size(0), Abbrev((dwarf::Tag)Tag, dwarf::DW_CHILDREN_no),
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Parent(0) {}
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~DIE();
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// Accessors.
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DIEAbbrev &getAbbrev() { return Abbrev; }
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const DIEAbbrev &getAbbrev() const { return Abbrev; }
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unsigned getAbbrevNumber() const { return Abbrev.getNumber(); }
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dwarf::Tag getTag() const { return Abbrev.getTag(); }
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unsigned getOffset() const { return Offset; }
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unsigned getSize() const { return Size; }
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const std::vector<DIE *> &getChildren() const { return Children; }
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const SmallVectorImpl<DIEValue *> &getValues() const { return Values; }
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DIE *getParent() const { return Parent; }
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/// Climb up the parent chain to get the compile or type unit DIE this DIE
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/// belongs to.
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const DIE *getUnit() const;
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/// Similar to getUnit, returns null when DIE is not added to an
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/// owner yet.
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const DIE *getUnitOrNull() const;
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void setOffset(unsigned O) { Offset = O; }
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void setSize(unsigned S) { Size = S; }
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/// addValue - Add a value and attributes to a DIE.
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///
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void addValue(dwarf::Attribute Attribute, dwarf::Form Form, DIEValue *Value) {
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Abbrev.AddAttribute(Attribute, Form);
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Values.push_back(Value);
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}
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/// addChild - Add a child to the DIE.
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///
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void addChild(DIE *Child) {
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assert(!Child->getParent());
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Abbrev.setChildrenFlag(dwarf::DW_CHILDREN_yes);
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Children.push_back(Child);
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Child->Parent = this;
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}
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/// findAttribute - Find a value in the DIE with the attribute given,
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/// returns NULL if no such attribute exists.
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DIEValue *findAttribute(uint16_t Attribute) const;
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#ifndef NDEBUG
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void print(raw_ostream &O, unsigned IndentCount = 0) const;
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void dump();
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#endif
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};
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//===--------------------------------------------------------------------===//
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/// DIEValue - A debug information entry value.
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///
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class DIEValue {
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virtual void anchor();
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public:
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enum {
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isInteger,
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isString,
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isExpr,
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isLabel,
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isDelta,
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isEntry,
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isTypeSignature,
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isBlock,
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isLoc
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};
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//===--------------------------------------------------------------------===//
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/// DIEInteger - An integer value DIE.
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protected:
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/// Type - Type of data stored in the value.
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///
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class DIEInteger : public DIEValue {
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uint64_t Integer;
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public:
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explicit DIEInteger(uint64_t I) : DIEValue(isInteger), Integer(I) {}
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unsigned Type;
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/// BestForm - Choose the best form for integer.
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///
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static dwarf::Form BestForm(bool IsSigned, uint64_t Int) {
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if (IsSigned) {
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const int64_t SignedInt = Int;
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if ((char)Int == SignedInt) return dwarf::DW_FORM_data1;
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if ((short)Int == SignedInt) return dwarf::DW_FORM_data2;
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if ((int)Int == SignedInt) return dwarf::DW_FORM_data4;
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} else {
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if ((unsigned char)Int == Int) return dwarf::DW_FORM_data1;
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if ((unsigned short)Int == Int) return dwarf::DW_FORM_data2;
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if ((unsigned int)Int == Int) return dwarf::DW_FORM_data4;
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}
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return dwarf::DW_FORM_data8;
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public:
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explicit DIEValue(unsigned T) : Type(T) {}
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virtual ~DIEValue() {}
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// Accessors
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unsigned getType() const { return Type; }
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/// EmitValue - Emit value via the Dwarf writer.
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///
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virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const = 0;
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/// SizeOf - Return the size of a value in bytes.
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///
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virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const = 0;
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#ifndef NDEBUG
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virtual void print(raw_ostream &O) const = 0;
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void dump() const;
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#endif
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};
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//===--------------------------------------------------------------------===//
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/// DIEInteger - An integer value DIE.
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///
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class DIEInteger : public DIEValue {
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uint64_t Integer;
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public:
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explicit DIEInteger(uint64_t I) : DIEValue(isInteger), Integer(I) {}
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/// BestForm - Choose the best form for integer.
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///
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static dwarf::Form BestForm(bool IsSigned, uint64_t Int) {
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if (IsSigned) {
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const int64_t SignedInt = Int;
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if ((char)Int == SignedInt)
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return dwarf::DW_FORM_data1;
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if ((short)Int == SignedInt)
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return dwarf::DW_FORM_data2;
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if ((int)Int == SignedInt)
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return dwarf::DW_FORM_data4;
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} else {
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if ((unsigned char)Int == Int)
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return dwarf::DW_FORM_data1;
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if ((unsigned short)Int == Int)
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return dwarf::DW_FORM_data2;
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if ((unsigned int)Int == Int)
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return dwarf::DW_FORM_data4;
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}
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return dwarf::DW_FORM_data8;
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}
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/// EmitValue - Emit integer of appropriate size.
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///
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virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
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uint64_t getValue() const { return Integer; }
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/// SizeOf - Determine size of integer value in bytes.
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///
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virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const;
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// Implement isa/cast/dyncast.
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static bool classof(const DIEValue *I) { return I->getType() == isInteger; }
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#ifndef NDEBUG
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virtual void print(raw_ostream &O) const;
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#endif
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};
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//===--------------------------------------------------------------------===//
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/// DIEExpr - An expression DIE.
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//
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class DIEExpr : public DIEValue {
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const MCExpr *Expr;
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public:
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explicit DIEExpr(const MCExpr *E) : DIEValue(isExpr), Expr(E) {}
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/// EmitValue - Emit expression value.
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///
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virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
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/// getValue - Get MCExpr.
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///
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const MCExpr *getValue() const { return Expr; }
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/// SizeOf - Determine size of expression value in bytes.
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///
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virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const;
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// Implement isa/cast/dyncast.
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static bool classof(const DIEValue *E) { return E->getType() == isExpr; }
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#ifndef NDEBUG
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virtual void print(raw_ostream &O) const;
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#endif
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};
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//===--------------------------------------------------------------------===//
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/// DIELabel - A label DIE.
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//
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class DIELabel : public DIEValue {
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const MCSymbol *Label;
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public:
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explicit DIELabel(const MCSymbol *L) : DIEValue(isLabel), Label(L) {}
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/// EmitValue - Emit label value.
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///
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virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
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/// getValue - Get MCSymbol.
|
||||
///
|
||||
const MCSymbol *getValue() const { return Label; }
|
||||
|
||||
/// SizeOf - Determine size of label value in bytes.
|
||||
///
|
||||
virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
// Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *L) { return L->getType() == isLabel; }
|
||||
|
||||
#ifndef NDEBUG
|
||||
virtual void print(raw_ostream &O) const;
|
||||
#endif
|
||||
};
|
||||
|
||||
//===--------------------------------------------------------------------===//
|
||||
/// DIEDelta - A simple label difference DIE.
|
||||
/// EmitValue - Emit integer of appropriate size.
|
||||
///
|
||||
class DIEDelta : public DIEValue {
|
||||
const MCSymbol *LabelHi;
|
||||
const MCSymbol *LabelLo;
|
||||
public:
|
||||
DIEDelta(const MCSymbol *Hi, const MCSymbol *Lo)
|
||||
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, dwarf::Form Form) const;
|
||||
|
||||
// Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *I) { return I->getType() == isInteger; }
|
||||
|
||||
#ifndef NDEBUG
|
||||
virtual void print(raw_ostream &O) const;
|
||||
#endif
|
||||
};
|
||||
|
||||
//===--------------------------------------------------------------------===//
|
||||
/// DIEExpr - An expression DIE.
|
||||
//
|
||||
class DIEExpr : public DIEValue {
|
||||
const MCExpr *Expr;
|
||||
|
||||
public:
|
||||
explicit DIEExpr(const MCExpr *E) : DIEValue(isExpr), Expr(E) {}
|
||||
|
||||
/// EmitValue - Emit expression value.
|
||||
///
|
||||
virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
/// getValue - Get MCExpr.
|
||||
///
|
||||
const MCExpr *getValue() const { return Expr; }
|
||||
|
||||
/// SizeOf - Determine size of expression value in bytes.
|
||||
///
|
||||
virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
// Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *E) { return E->getType() == isExpr; }
|
||||
|
||||
#ifndef NDEBUG
|
||||
virtual void print(raw_ostream &O) const;
|
||||
#endif
|
||||
};
|
||||
|
||||
//===--------------------------------------------------------------------===//
|
||||
/// DIELabel - A label DIE.
|
||||
//
|
||||
class DIELabel : public DIEValue {
|
||||
const MCSymbol *Label;
|
||||
|
||||
public:
|
||||
explicit DIELabel(const MCSymbol *L) : DIEValue(isLabel), Label(L) {}
|
||||
|
||||
/// EmitValue - Emit label value.
|
||||
///
|
||||
virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
/// getValue - Get MCSymbol.
|
||||
///
|
||||
const MCSymbol *getValue() const { return Label; }
|
||||
|
||||
/// SizeOf - Determine size of label value in bytes.
|
||||
///
|
||||
virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
// Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *L) { return L->getType() == isLabel; }
|
||||
|
||||
#ifndef NDEBUG
|
||||
virtual void print(raw_ostream &O) const;
|
||||
#endif
|
||||
};
|
||||
|
||||
//===--------------------------------------------------------------------===//
|
||||
/// DIEDelta - A simple label difference DIE.
|
||||
///
|
||||
class DIEDelta : public DIEValue {
|
||||
const MCSymbol *LabelHi;
|
||||
const MCSymbol *LabelLo;
|
||||
|
||||
public:
|
||||
DIEDelta(const MCSymbol *Hi, const MCSymbol *Lo)
|
||||
: DIEValue(isDelta), LabelHi(Hi), LabelLo(Lo) {}
|
||||
|
||||
/// EmitValue - Emit delta value.
|
||||
///
|
||||
virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
/// SizeOf - Determine size of delta value in bytes.
|
||||
///
|
||||
virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
// Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *D) { return D->getType() == isDelta; }
|
||||
|
||||
#ifndef NDEBUG
|
||||
virtual void print(raw_ostream &O) const;
|
||||
#endif
|
||||
};
|
||||
|
||||
//===--------------------------------------------------------------------===//
|
||||
/// DIEString - A container for string values.
|
||||
/// EmitValue - Emit delta value.
|
||||
///
|
||||
class DIEString : public DIEValue {
|
||||
const DIEValue *Access;
|
||||
const StringRef Str;
|
||||
virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
public:
|
||||
DIEString(const DIEValue *Acc, const StringRef S)
|
||||
: DIEValue(isString), Access(Acc), Str(S) {}
|
||||
/// SizeOf - Determine size of delta value in bytes.
|
||||
///
|
||||
virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
/// getString - Grab the string out of the object.
|
||||
StringRef getString() const { return Str; }
|
||||
|
||||
/// EmitValue - Emit delta value.
|
||||
///
|
||||
virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
/// SizeOf - Determine size of delta value in bytes.
|
||||
///
|
||||
virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
// Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *D) { return D->getType() == isString; }
|
||||
|
||||
#ifndef NDEBUG
|
||||
virtual void print(raw_ostream &O) const;
|
||||
#endif
|
||||
};
|
||||
|
||||
//===--------------------------------------------------------------------===//
|
||||
/// DIEEntry - A pointer to another debug information entry. An instance of
|
||||
/// this class can also be used as a proxy for a debug information entry not
|
||||
/// yet defined (ie. types.)
|
||||
class DIEEntry : public DIEValue {
|
||||
DIE *const Entry;
|
||||
public:
|
||||
explicit DIEEntry(DIE *E) : DIEValue(isEntry), Entry(E) {
|
||||
assert(E && "Cannot construct a DIEEntry with a null DIE");
|
||||
}
|
||||
|
||||
DIE *getEntry() const { return Entry; }
|
||||
|
||||
/// EmitValue - Emit debug information entry offset.
|
||||
///
|
||||
virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
/// SizeOf - Determine size of debug information entry in bytes.
|
||||
///
|
||||
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.
|
||||
static unsigned getRefAddrSize(AsmPrinter *AP);
|
||||
|
||||
// Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *E) { return E->getType() == isEntry; }
|
||||
// Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *D) { return D->getType() == isDelta; }
|
||||
|
||||
#ifndef NDEBUG
|
||||
virtual void print(raw_ostream &O) const;
|
||||
virtual void print(raw_ostream &O) const;
|
||||
#endif
|
||||
};
|
||||
};
|
||||
|
||||
//===--------------------------------------------------------------------===//
|
||||
/// \brief A signature reference to a type unit.
|
||||
class DIETypeSignature : public DIEValue {
|
||||
const DwarfTypeUnit &Unit;
|
||||
public:
|
||||
explicit DIETypeSignature(const DwarfTypeUnit &Unit)
|
||||
: DIEValue(isTypeSignature), Unit(Unit) {}
|
||||
//===--------------------------------------------------------------------===//
|
||||
/// DIEString - A container for string values.
|
||||
///
|
||||
class DIEString : public DIEValue {
|
||||
const DIEValue *Access;
|
||||
const StringRef Str;
|
||||
|
||||
/// \brief Emit type unit signature.
|
||||
virtual void EmitValue(AsmPrinter *Asm, dwarf::Form Form) const;
|
||||
public:
|
||||
DIEString(const DIEValue *Acc, const StringRef S)
|
||||
: DIEValue(isString), Access(Acc), Str(S) {}
|
||||
|
||||
/// Returns size of a ref_sig8 entry.
|
||||
virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const {
|
||||
assert(Form == dwarf::DW_FORM_ref_sig8);
|
||||
return 8;
|
||||
}
|
||||
/// getString - Grab the string out of the object.
|
||||
StringRef getString() const { return Str; }
|
||||
|
||||
// \brief Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *E) {
|
||||
return E->getType() == isTypeSignature;
|
||||
}
|
||||
#ifndef NDEBUG
|
||||
virtual void print(raw_ostream &O) const;
|
||||
void dump() const;
|
||||
#endif
|
||||
};
|
||||
/// EmitValue - Emit delta value.
|
||||
///
|
||||
virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
//===--------------------------------------------------------------------===//
|
||||
/// DIELoc - Represents an expression location.
|
||||
//
|
||||
class DIELoc : public DIEValue, public DIE {
|
||||
mutable unsigned Size; // Size in bytes excluding size header.
|
||||
public:
|
||||
DIELoc() : DIEValue(isLoc), DIE(0), Size(0) {}
|
||||
/// SizeOf - Determine size of delta value in bytes.
|
||||
///
|
||||
virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
/// ComputeSize - Calculate the size of the location expression.
|
||||
///
|
||||
unsigned ComputeSize(AsmPrinter *AP) const;
|
||||
|
||||
/// BestForm - Choose the best form for data.
|
||||
///
|
||||
dwarf::Form BestForm(unsigned DwarfVersion) const {
|
||||
if (DwarfVersion > 3) return dwarf::DW_FORM_exprloc;
|
||||
// Pre-DWARF4 location expressions were blocks and not exprloc.
|
||||
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;
|
||||
return dwarf::DW_FORM_block;
|
||||
}
|
||||
|
||||
/// EmitValue - Emit location data.
|
||||
///
|
||||
virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
/// SizeOf - Determine size of location data in bytes.
|
||||
///
|
||||
virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
// Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *E) { return E->getType() == isLoc; }
|
||||
// Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *D) { return D->getType() == isString; }
|
||||
|
||||
#ifndef NDEBUG
|
||||
virtual void print(raw_ostream &O) const;
|
||||
virtual void print(raw_ostream &O) const;
|
||||
#endif
|
||||
};
|
||||
};
|
||||
|
||||
//===--------------------------------------------------------------------===//
|
||||
/// DIEBlock - Represents a block of values.
|
||||
//
|
||||
class DIEBlock : public DIEValue, public DIE {
|
||||
mutable unsigned Size; // Size in bytes excluding size header.
|
||||
public:
|
||||
DIEBlock() : DIEValue(isBlock), DIE(0), Size(0) {}
|
||||
//===--------------------------------------------------------------------===//
|
||||
/// DIEEntry - A pointer to another debug information entry. An instance of
|
||||
/// this class can also be used as a proxy for a debug information entry not
|
||||
/// yet defined (ie. types.)
|
||||
class DIEEntry : public DIEValue {
|
||||
DIE *const Entry;
|
||||
|
||||
/// ComputeSize - Calculate the size of the location expression.
|
||||
///
|
||||
unsigned ComputeSize(AsmPrinter *AP) const;
|
||||
public:
|
||||
explicit DIEEntry(DIE *E) : DIEValue(isEntry), Entry(E) {
|
||||
assert(E && "Cannot construct a DIEEntry with a null DIE");
|
||||
}
|
||||
|
||||
/// BestForm - Choose the best form for data.
|
||||
///
|
||||
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;
|
||||
return dwarf::DW_FORM_block;
|
||||
}
|
||||
DIE *getEntry() const { return Entry; }
|
||||
|
||||
/// EmitValue - Emit location data.
|
||||
///
|
||||
virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
/// EmitValue - Emit debug information entry offset.
|
||||
///
|
||||
virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
/// SizeOf - Determine size of location data in bytes.
|
||||
///
|
||||
virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
/// SizeOf - Determine size of debug information entry in bytes.
|
||||
///
|
||||
virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const {
|
||||
return Form == dwarf::DW_FORM_ref_addr ? getRefAddrSize(AP)
|
||||
: sizeof(int32_t);
|
||||
}
|
||||
|
||||
// Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *E) { return E->getType() == isBlock; }
|
||||
/// Returns size of a ref_addr entry.
|
||||
static unsigned getRefAddrSize(AsmPrinter *AP);
|
||||
|
||||
#ifndef NDEBUG
|
||||
virtual void print(raw_ostream &O) const;
|
||||
#endif
|
||||
};
|
||||
// Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *E) { return E->getType() == isEntry; }
|
||||
|
||||
#ifndef NDEBUG
|
||||
virtual void print(raw_ostream &O) const;
|
||||
#endif
|
||||
};
|
||||
|
||||
//===--------------------------------------------------------------------===//
|
||||
/// \brief A signature reference to a type unit.
|
||||
class DIETypeSignature : public DIEValue {
|
||||
const DwarfTypeUnit &Unit;
|
||||
|
||||
public:
|
||||
explicit DIETypeSignature(const DwarfTypeUnit &Unit)
|
||||
: DIEValue(isTypeSignature), Unit(Unit) {}
|
||||
|
||||
/// \brief Emit type unit signature.
|
||||
virtual void EmitValue(AsmPrinter *Asm, dwarf::Form Form) const;
|
||||
|
||||
/// Returns size of a ref_sig8 entry.
|
||||
virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const {
|
||||
assert(Form == dwarf::DW_FORM_ref_sig8);
|
||||
return 8;
|
||||
}
|
||||
|
||||
// \brief Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *E) {
|
||||
return E->getType() == isTypeSignature;
|
||||
}
|
||||
#ifndef NDEBUG
|
||||
virtual void print(raw_ostream &O) const;
|
||||
void dump() const;
|
||||
#endif
|
||||
};
|
||||
|
||||
//===--------------------------------------------------------------------===//
|
||||
/// DIELoc - Represents an expression location.
|
||||
//
|
||||
class DIELoc : public DIEValue, public DIE {
|
||||
mutable unsigned Size; // Size in bytes excluding size header.
|
||||
public:
|
||||
DIELoc() : DIEValue(isLoc), DIE(0), Size(0) {}
|
||||
|
||||
/// ComputeSize - Calculate the size of the location expression.
|
||||
///
|
||||
unsigned ComputeSize(AsmPrinter *AP) const;
|
||||
|
||||
/// BestForm - Choose the best form for data.
|
||||
///
|
||||
dwarf::Form BestForm(unsigned DwarfVersion) const {
|
||||
if (DwarfVersion > 3)
|
||||
return dwarf::DW_FORM_exprloc;
|
||||
// Pre-DWARF4 location expressions were blocks and not exprloc.
|
||||
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;
|
||||
return dwarf::DW_FORM_block;
|
||||
}
|
||||
|
||||
/// EmitValue - Emit location data.
|
||||
///
|
||||
virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
/// SizeOf - Determine size of location data in bytes.
|
||||
///
|
||||
virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
// Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *E) { return E->getType() == isLoc; }
|
||||
|
||||
#ifndef NDEBUG
|
||||
virtual void print(raw_ostream &O) const;
|
||||
#endif
|
||||
};
|
||||
|
||||
//===--------------------------------------------------------------------===//
|
||||
/// DIEBlock - Represents a block of values.
|
||||
//
|
||||
class DIEBlock : public DIEValue, public DIE {
|
||||
mutable unsigned Size; // Size in bytes excluding size header.
|
||||
public:
|
||||
DIEBlock() : DIEValue(isBlock), DIE(0), Size(0) {}
|
||||
|
||||
/// ComputeSize - Calculate the size of the location expression.
|
||||
///
|
||||
unsigned ComputeSize(AsmPrinter *AP) const;
|
||||
|
||||
/// BestForm - Choose the best form for data.
|
||||
///
|
||||
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;
|
||||
return dwarf::DW_FORM_block;
|
||||
}
|
||||
|
||||
/// EmitValue - Emit location data.
|
||||
///
|
||||
virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
/// SizeOf - Determine size of location data in bytes.
|
||||
///
|
||||
virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const;
|
||||
|
||||
// Implement isa/cast/dyncast.
|
||||
static bool classof(const DIEValue *E) { return E->getType() == isBlock; }
|
||||
|
||||
#ifndef NDEBUG
|
||||
virtual void print(raw_ostream &O) const;
|
||||
#endif
|
||||
};
|
||||
} // end llvm namespace
|
||||
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue
Block a user