#ifndef CODEGEN_ASMPRINTER_DIE_H__
#define CODEGEN_ASMPRINTER_DIE_H__
-#include "DwarfLabel.h"
#include "llvm/ADT/FoldingSet.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/Support/Compiler.h"
namespace llvm {
class AsmPrinter;
- class DwarfPrinter;
- class TargetData;
class MCSymbol;
+ class raw_ostream;
//===--------------------------------------------------------------------===//
/// DIEAbbrevData - Dwarf abbreviation data, describes the one attribute of a
class DIEAbbrevData {
/// Attribute - Dwarf attribute code.
///
- unsigned Attribute;
+ uint16_t Attribute;
/// Form - Dwarf form code.
///
- unsigned Form;
+ uint16_t Form;
public:
- DIEAbbrevData(unsigned A, unsigned F) : Attribute(A), Form(F) {}
+ DIEAbbrevData(uint16_t A, uint16_t F) : Attribute(A), Form(F) {}
// Accessors.
- unsigned getAttribute() const { return Attribute; }
- unsigned getForm() const { return Form; }
+ uint16_t getAttribute() const { return Attribute; }
+ uint16_t getForm() const { return Form; }
/// Profile - Used to gather unique data for the abbreviation folding set.
///
class DIEAbbrev : public FoldingSetNode {
/// Tag - Dwarf tag code.
///
- unsigned Tag;
+ uint16_t Tag;
- /// Unique number for node.
+ /// ChildrenFlag - Dwarf children flag.
///
- unsigned Number;
+ uint16_t ChildrenFlag;
- /// ChildrenFlag - Dwarf children flag.
+ /// Unique number for node.
///
- unsigned ChildrenFlag;
+ unsigned Number;
/// Data - Raw data bytes for abbreviation.
///
SmallVector<DIEAbbrevData, 8> Data;
public:
- DIEAbbrev(unsigned T, unsigned C) : Tag(T), ChildrenFlag(C), Data() {}
- virtual ~DIEAbbrev() {}
+ DIEAbbrev(uint16_t T, uint16_t C) : Tag(T), ChildrenFlag(C), Data() {}
// Accessors.
- unsigned getTag() const { return Tag; }
+ uint16_t getTag() const { return Tag; }
unsigned getNumber() const { return Number; }
- unsigned getChildrenFlag() const { return ChildrenFlag; }
+ uint16_t getChildrenFlag() const { return ChildrenFlag; }
const SmallVector<DIEAbbrevData, 8> &getData() const { return Data; }
- void setTag(unsigned T) { Tag = T; }
- void setChildrenFlag(unsigned CF) { ChildrenFlag = CF; }
+ 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(unsigned Attribute, unsigned Form) {
+ void AddAttribute(uint16_t Attribute, uint16_t Form) {
Data.push_back(DIEAbbrevData(Attribute, Form));
}
/// AddFirstAttribute - Adds a set of attribute information to the front
/// of the abbreviation.
- void AddFirstAttribute(unsigned Attribute, unsigned Form) {
+ void AddFirstAttribute(uint16_t Attribute, uint16_t Form) {
Data.insert(Data.begin(), DIEAbbrevData(Attribute, Form));
}
/// Emit - Print the abbreviation using the specified asm printer.
///
- void Emit(const DwarfPrinter *DP) const;
+ void Emit(AsmPrinter *AP) const;
#ifndef NDEBUG
void print(raw_ostream &O);
//===--------------------------------------------------------------------===//
/// DIE - A structured debug information entry. Has an abbreviation which
/// describes it's organization.
- class CompileUnit;
class DIEValue;
class DIE {
protected:
- /// Abbrev - Buffer for constructing abbreviation.
- ///
- DIEAbbrev Abbrev;
-
/// Offset - Offset in debug info section.
///
unsigned Offset;
///
unsigned Size;
+ /// Abbrev - Buffer for constructing abbreviation.
+ ///
+ DIEAbbrev Abbrev;
+
/// Children DIEs.
///
std::vector<DIE *> Children;
mutable unsigned IndentCount;
public:
explicit DIE(unsigned Tag)
- : Abbrev(Tag, dwarf::DW_CHILDREN_no), Offset(0),
- Size(0), Parent (0), IndentCount(0) {}
+ : Offset(0), Size(0), Abbrev(Tag, dwarf::DW_CHILDREN_no), Parent(0),
+ IndentCount(0) {}
virtual ~DIE();
// Accessors.
unsigned getOffset() const { return Offset; }
unsigned getSize() const { return Size; }
const std::vector<DIE *> &getChildren() const { return Children; }
- SmallVector<DIEValue*, 32> &getValues() { return Values; }
+ const SmallVector<DIEValue*, 32> &getValues() const { return Values; }
DIE *getParent() const { return Parent; }
void setTag(unsigned Tag) { Abbrev.setTag(Tag); }
void setOffset(unsigned O) { Offset = O; }
void setSize(unsigned S) { Size = S; }
- void setParent(DIE *P) { Parent = P; }
/// addValue - Add a value and attributes to a DIE.
///
Values.push_back(Value);
}
- /// SiblingOffset - Return the offset of the debug information entry's
- /// sibling.
- unsigned getSiblingOffset() const { return Offset + Size; }
-
- /// addSiblingOffset - Add a sibling offset field to the front of the DIE.
- ///
- void addSiblingOffset();
-
/// addChild - Add a child to the DIE.
///
void addChild(DIE *Child) {
}
Abbrev.setChildrenFlag(dwarf::DW_CHILDREN_yes);
Children.push_back(Child);
- Child->setParent(this);
+ Child->Parent = this;
}
#ifndef NDEBUG
/// DIEValue - A debug information entry value.
///
class DIEValue {
+ virtual void anchor();
public:
enum {
isInteger,
isString,
isLabel,
- isAsIsLabel,
- isSectionOffset,
isDelta,
isEntry,
isBlock
/// EmitValue - Emit value via the Dwarf writer.
///
- virtual void EmitValue(DwarfPrinter *D, unsigned Form) const = 0;
+ virtual void EmitValue(AsmPrinter *AP, unsigned Form) const = 0;
/// SizeOf - Return the size of a value in bytes.
///
- virtual unsigned SizeOf(const TargetData *TD, unsigned Form) const = 0;
+ virtual unsigned SizeOf(AsmPrinter *AP, unsigned Form) const = 0;
// Implement isa/cast/dyncast.
static bool classof(const DIEValue *) { return true; }
/// EmitValue - Emit integer of appropriate size.
///
- virtual void EmitValue(DwarfPrinter *D, unsigned Form) const;
+ virtual void EmitValue(AsmPrinter *AP, unsigned Form) const;
+
+ uint64_t getValue() const { return Integer; }
/// SizeOf - Determine size of integer value in bytes.
///
- virtual unsigned SizeOf(const TargetData *TD, unsigned Form) const;
-
+ virtual unsigned SizeOf(AsmPrinter *AP, unsigned Form) const;
// Implement isa/cast/dyncast.
static bool classof(const DIEInteger *) { return true; }
};
//===--------------------------------------------------------------------===//
- /// DIEString - A string value DIE. This DIE keeps string reference only.
- ///
- class DIEString : public DIEValue {
- const StringRef Str;
- public:
- explicit DIEString(const StringRef S) : DIEValue(isString), Str(S) {}
-
- /// EmitValue - Emit string value.
- ///
- virtual void EmitValue(DwarfPrinter *D, unsigned Form) const;
-
- /// SizeOf - Determine size of string value in bytes.
- ///
- virtual unsigned SizeOf(const TargetData *, unsigned /*Form*/) const {
- return Str.size() + sizeof(char); // sizeof('\0');
- }
-
- // Implement isa/cast/dyncast.
- static bool classof(const DIEString *) { return true; }
- static bool classof(const DIEValue *S) { return S->getType() == isString; }
-
-#ifndef NDEBUG
- virtual void print(raw_ostream &O);
-#endif
- };
-
- //===--------------------------------------------------------------------===//
- /// DIEDwarfLabel - A Dwarf internal label expression DIE.
+ /// DIELabel - A label expression DIE.
//
- class DIEDwarfLabel : public DIEValue {
- const DWLabel Label;
+ class DIELabel : public DIEValue {
+ const MCSymbol *Label;
public:
- explicit DIEDwarfLabel(const DWLabel &L) : DIEValue(isLabel), Label(L) {}
+ explicit DIELabel(const MCSymbol *L) : DIEValue(isLabel), Label(L) {}
/// EmitValue - Emit label value.
///
- virtual void EmitValue(DwarfPrinter *D, unsigned Form) const;
+ virtual void EmitValue(AsmPrinter *AP, unsigned Form) const;
- /// SizeOf - Determine size of label value in bytes.
+ /// getValue - Get MCSymbol.
///
- virtual unsigned SizeOf(const TargetData *TD, unsigned Form) const;
-
- // Implement isa/cast/dyncast.
- static bool classof(const DIEDwarfLabel *) { return true; }
- static bool classof(const DIEValue *L) { return L->getType() == isLabel; }
-
-#ifndef NDEBUG
- virtual void print(raw_ostream &O);
-#endif
- };
-
- //===--------------------------------------------------------------------===//
- /// DIEObjectLabel - A label to an object in code or data.
- //
- class DIEObjectLabel : public DIEValue {
- const MCSymbol *Sym;
- public:
- explicit DIEObjectLabel(const MCSymbol *S)
- : DIEValue(isAsIsLabel), Sym(S) {}
-
- /// EmitValue - Emit label value.
- ///
- virtual void EmitValue(DwarfPrinter *D, unsigned Form) const;
+ const MCSymbol *getValue() const { return Label; }
/// SizeOf - Determine size of label value in bytes.
///
- virtual unsigned SizeOf(const TargetData *TD, unsigned Form) const;
-
- // Implement isa/cast/dyncast.
- static bool classof(const DIEObjectLabel *) { return true; }
- static bool classof(const DIEValue *L) {
- return L->getType() == isAsIsLabel;
- }
-
-#ifndef NDEBUG
- virtual void print(raw_ostream &O);
-#endif
- };
-
- //===--------------------------------------------------------------------===//
- /// DIESectionOffset - A section offset DIE.
- ///
- class DIESectionOffset : public DIEValue {
- const DWLabel Label;
- const DWLabel Section;
- bool IsEH : 1;
- bool UseSet : 1;
- public:
- DIESectionOffset(const DWLabel &Lab, const DWLabel &Sec,
- bool isEH = false, bool useSet = true)
- : DIEValue(isSectionOffset), Label(Lab), Section(Sec),
- IsEH(isEH), UseSet(useSet) {}
-
- /// EmitValue - Emit section offset.
- ///
- virtual void EmitValue(DwarfPrinter *D, unsigned Form) const;
-
- /// SizeOf - Determine size of section offset value in bytes.
- ///
- virtual unsigned SizeOf(const TargetData *TD, unsigned Form) const;
+ virtual unsigned SizeOf(AsmPrinter *AP, unsigned Form) const;
// Implement isa/cast/dyncast.
- static bool classof(const DIESectionOffset *) { return true; }
- static bool classof(const DIEValue *D) {
- return D->getType() == isSectionOffset;
- }
+ static bool classof(const DIELabel *) { return true; }
+ static bool classof(const DIEValue *L) { return L->getType() == isLabel; }
#ifndef NDEBUG
virtual void print(raw_ostream &O);
/// DIEDelta - A simple label difference DIE.
///
class DIEDelta : public DIEValue {
- const DWLabel LabelHi;
- const DWLabel LabelLo;
+ const MCSymbol *LabelHi;
+ const MCSymbol *LabelLo;
public:
- DIEDelta(const DWLabel &Hi, const DWLabel &Lo)
+ DIEDelta(const MCSymbol *Hi, const MCSymbol *Lo)
: DIEValue(isDelta), LabelHi(Hi), LabelLo(Lo) {}
/// EmitValue - Emit delta value.
///
- virtual void EmitValue(DwarfPrinter *D, unsigned Form) const;
+ virtual void EmitValue(AsmPrinter *AP, unsigned Form) const;
/// SizeOf - Determine size of delta value in bytes.
///
- virtual unsigned SizeOf(const TargetData *TD, unsigned Form) const;
+ virtual unsigned SizeOf(AsmPrinter *AP, unsigned Form) const;
// Implement isa/cast/dyncast.
static bool classof(const DIEDelta *) { return true; }
};
//===--------------------------------------------------------------------===//
- /// DIEntry - A pointer to another debug information entry. An instance of
+ /// 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 *Entry;
+ DIE *const Entry;
public:
explicit DIEEntry(DIE *E) : DIEValue(isEntry), Entry(E) {}
DIE *getEntry() const { return Entry; }
- void setEntry(DIE *E) { Entry = E; }
/// EmitValue - Emit debug information entry offset.
///
- virtual void EmitValue(DwarfPrinter *D, unsigned Form) const;
+ virtual void EmitValue(AsmPrinter *AP, unsigned Form) const;
/// SizeOf - Determine size of debug information entry in bytes.
///
- virtual unsigned SizeOf(const TargetData *TD, unsigned Form) const {
+ virtual unsigned SizeOf(AsmPrinter *AP, unsigned Form) const {
return sizeof(int32_t);
}
/// ComputeSize - calculate the size of the block.
///
- unsigned ComputeSize(const TargetData *TD);
+ unsigned ComputeSize(AsmPrinter *AP);
/// BestForm - Choose the best form for data.
///
/// EmitValue - Emit block data.
///
- virtual void EmitValue(DwarfPrinter *D, unsigned Form) const;
+ virtual void EmitValue(AsmPrinter *AP, unsigned Form) const;
/// SizeOf - Determine size of block data in bytes.
///
- virtual unsigned SizeOf(const TargetData *TD, unsigned Form) const;
+ virtual unsigned SizeOf(AsmPrinter *AP, unsigned Form) const;
// Implement isa/cast/dyncast.
static bool classof(const DIEBlock *) { return true; }