diff options
Diffstat (limited to 'contrib/llvm/include/llvm/CodeGen/DIE.h')
| -rw-r--r-- | contrib/llvm/include/llvm/CodeGen/DIE.h | 201 |
1 files changed, 91 insertions, 110 deletions
diff --git a/contrib/llvm/include/llvm/CodeGen/DIE.h b/contrib/llvm/include/llvm/CodeGen/DIE.h index e310aef..8e40ef7 100644 --- a/contrib/llvm/include/llvm/CodeGen/DIE.h +++ b/contrib/llvm/include/llvm/CodeGen/DIE.h @@ -16,6 +16,7 @@ #include "llvm/ADT/FoldingSet.h" #include "llvm/ADT/SmallVector.h" +#include "llvm/CodeGen/DwarfStringPoolEntry.h" #include "llvm/Support/Dwarf.h" #include <vector> @@ -95,7 +96,7 @@ public: /// Emit - Print the abbreviation using the specified asm printer. /// - void Emit(AsmPrinter *AP) const; + void Emit(const AsmPrinter *AP) const; #ifndef NDEBUG void print(raw_ostream &O); @@ -200,8 +201,6 @@ public: /// to DWARF attribute classes. /// class DIEValue { - virtual void anchor(); - public: enum Type { isInteger, @@ -216,13 +215,14 @@ public: isLocList, }; -protected: +private: /// Ty - Type of data stored in the value. /// Type Ty; +protected: explicit DIEValue(Type T) : Ty(T) {} - virtual ~DIEValue() {} + ~DIEValue() {} public: // Accessors @@ -230,14 +230,14 @@ public: /// EmitValue - Emit value via the Dwarf writer. /// - virtual void EmitValue(AsmPrinter *AP, dwarf::Form Form) const = 0; + void EmitValue(const AsmPrinter *AP, dwarf::Form Form) const; /// SizeOf - Return the size of a value in bytes. /// - virtual unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const = 0; + unsigned SizeOf(const AsmPrinter *AP, dwarf::Form Form) const; #ifndef NDEBUG - virtual void print(raw_ostream &O) const = 0; + void print(raw_ostream &O) const; void dump() const; #endif }; @@ -246,6 +246,8 @@ public: /// DIEInteger - An integer value DIE. /// class DIEInteger : public DIEValue { + friend DIEValue; + uint64_t Integer; public: @@ -273,21 +275,18 @@ public: return dwarf::DW_FORM_data8; } - /// EmitValue - Emit integer of appropriate size. - /// - void EmitValue(AsmPrinter *AP, dwarf::Form Form) const override; - uint64_t getValue() const { return Integer; } - - /// SizeOf - Determine size of integer value in bytes. - /// - unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const override; + void setValue(uint64_t Val) { Integer = Val; } // Implement isa/cast/dyncast. static bool classof(const DIEValue *I) { return I->getType() == isInteger; } +private: + void EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form) const; + unsigned SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form) const; + #ifndef NDEBUG - void print(raw_ostream &O) const override; + void printImpl(raw_ostream &O) const; #endif }; @@ -295,28 +294,26 @@ public: /// DIEExpr - An expression DIE. // class DIEExpr : public DIEValue { + friend class DIEValue; + const MCExpr *Expr; public: explicit DIEExpr(const MCExpr *E) : DIEValue(isExpr), Expr(E) {} - /// EmitValue - Emit expression value. - /// - void EmitValue(AsmPrinter *AP, dwarf::Form Form) const override; - /// getValue - Get MCExpr. /// const MCExpr *getValue() const { return Expr; } - /// SizeOf - Determine size of expression value in bytes. - /// - unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const override; - // Implement isa/cast/dyncast. static bool classof(const DIEValue *E) { return E->getType() == isExpr; } +private: + void EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form) const; + unsigned SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form) const; + #ifndef NDEBUG - void print(raw_ostream &O) const override; + void printImpl(raw_ostream &O) const; #endif }; @@ -324,28 +321,26 @@ public: /// DIELabel - A label DIE. // class DIELabel : public DIEValue { + friend class DIEValue; + const MCSymbol *Label; public: explicit DIELabel(const MCSymbol *L) : DIEValue(isLabel), Label(L) {} - /// EmitValue - Emit label value. - /// - void EmitValue(AsmPrinter *AP, dwarf::Form Form) const override; - /// getValue - Get MCSymbol. /// const MCSymbol *getValue() const { return Label; } - /// SizeOf - Determine size of label value in bytes. - /// - unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const override; - // Implement isa/cast/dyncast. static bool classof(const DIEValue *L) { return L->getType() == isLabel; } +private: + void EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form) const; + unsigned SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form) const; + #ifndef NDEBUG - void print(raw_ostream &O) const override; + void printImpl(raw_ostream &O) const; #endif }; @@ -353,6 +348,8 @@ public: /// DIEDelta - A simple label difference DIE. /// class DIEDelta : public DIEValue { + friend class DIEValue; + const MCSymbol *LabelHi; const MCSymbol *LabelLo; @@ -360,19 +357,15 @@ public: DIEDelta(const MCSymbol *Hi, const MCSymbol *Lo) : DIEValue(isDelta), LabelHi(Hi), LabelLo(Lo) {} - /// EmitValue - Emit delta value. - /// - void EmitValue(AsmPrinter *AP, dwarf::Form Form) const override; - - /// SizeOf - Determine size of delta value in bytes. - /// - unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const override; - // Implement isa/cast/dyncast. static bool classof(const DIEValue *D) { return D->getType() == isDelta; } +private: + void EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form) const; + unsigned SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form) const; + #ifndef NDEBUG - void print(raw_ostream &O) const override; + void printImpl(raw_ostream &O) const; #endif }; @@ -380,29 +373,25 @@ public: /// DIEString - A container for string values. /// class DIEString : public DIEValue { - const DIEValue *Access; - StringRef Str; + friend class DIEValue; + + DwarfStringPoolEntryRef S; public: - DIEString(const DIEValue *Acc, StringRef S) - : DIEValue(isString), Access(Acc), Str(S) {} + DIEString(DwarfStringPoolEntryRef S) : DIEValue(isString), S(S) {} /// getString - Grab the string out of the object. - StringRef getString() const { return Str; } - - /// EmitValue - Emit delta value. - /// - void EmitValue(AsmPrinter *AP, dwarf::Form Form) const override; - - /// SizeOf - Determine size of delta value in bytes. - /// - unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const override; + StringRef getString() const { return S.getString(); } // Implement isa/cast/dyncast. static bool classof(const DIEValue *D) { return D->getType() == isString; } +private: + void EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form) const; + unsigned SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form) const; + #ifndef NDEBUG - void print(raw_ostream &O) const override; + void printImpl(raw_ostream &O) const; #endif }; @@ -411,6 +400,8 @@ public: /// this class can also be used as a proxy for a debug information entry not /// yet defined (ie. types.) class DIEEntry : public DIEValue { + friend class DIEValue; + DIE &Entry; public: @@ -419,53 +410,49 @@ public: DIE &getEntry() const { return Entry; } - /// EmitValue - Emit debug information entry offset. - /// - void EmitValue(AsmPrinter *AP, dwarf::Form Form) const override; - - /// SizeOf - Determine size of debug information entry in bytes. - /// - unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const override { - return Form == dwarf::DW_FORM_ref_addr ? getRefAddrSize(AP) - : sizeof(int32_t); - } - /// Returns size of a ref_addr entry. - static unsigned getRefAddrSize(AsmPrinter *AP); + static unsigned getRefAddrSize(const AsmPrinter *AP); // Implement isa/cast/dyncast. static bool classof(const DIEValue *E) { return E->getType() == isEntry; } +private: + void EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form) const; + unsigned SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form) const { + return Form == dwarf::DW_FORM_ref_addr ? getRefAddrSize(AP) + : sizeof(int32_t); + } + #ifndef NDEBUG - void print(raw_ostream &O) const override; + void printImpl(raw_ostream &O) const; #endif }; //===--------------------------------------------------------------------===// /// \brief A signature reference to a type unit. class DIETypeSignature : public DIEValue { + friend class DIEValue; + const DwarfTypeUnit &Unit; public: explicit DIETypeSignature(const DwarfTypeUnit &Unit) : DIEValue(isTypeSignature), Unit(Unit) {} - /// \brief Emit type unit signature. - void EmitValue(AsmPrinter *Asm, dwarf::Form Form) const override; + // \brief Implement isa/cast/dyncast. + static bool classof(const DIEValue *E) { + return E->getType() == isTypeSignature; + } - /// Returns size of a ref_sig8 entry. - unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const override { +private: + void EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form) const; + unsigned SizeOfImpl(const 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 - void print(raw_ostream &O) const override; - void dump() const; + void printImpl(raw_ostream &O) const; #endif }; @@ -473,13 +460,15 @@ public: /// DIELoc - Represents an expression location. // class DIELoc : public DIEValue, public DIE { + friend class DIEValue; + mutable unsigned Size; // Size in bytes excluding size header. public: DIELoc() : DIEValue(isLoc), Size(0) {} /// ComputeSize - Calculate the size of the location expression. /// - unsigned ComputeSize(AsmPrinter *AP) const; + unsigned ComputeSize(const AsmPrinter *AP) const; /// BestForm - Choose the best form for data. /// @@ -496,19 +485,15 @@ public: return dwarf::DW_FORM_block; } - /// EmitValue - Emit location data. - /// - void EmitValue(AsmPrinter *AP, dwarf::Form Form) const override; - - /// SizeOf - Determine size of location data in bytes. - /// - unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const override; - // Implement isa/cast/dyncast. static bool classof(const DIEValue *E) { return E->getType() == isLoc; } +private: + void EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form) const; + unsigned SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form) const; + #ifndef NDEBUG - void print(raw_ostream &O) const override; + void printImpl(raw_ostream &O) const; #endif }; @@ -516,13 +501,15 @@ public: /// DIEBlock - Represents a block of values. // class DIEBlock : public DIEValue, public DIE { + friend class DIEValue; + mutable unsigned Size; // Size in bytes excluding size header. public: DIEBlock() : DIEValue(isBlock), Size(0) {} /// ComputeSize - Calculate the size of the location expression. /// - unsigned ComputeSize(AsmPrinter *AP) const; + unsigned ComputeSize(const AsmPrinter *AP) const; /// BestForm - Choose the best form for data. /// @@ -536,19 +523,15 @@ public: return dwarf::DW_FORM_block; } - /// EmitValue - Emit location data. - /// - void EmitValue(AsmPrinter *AP, dwarf::Form Form) const override; - - /// SizeOf - Determine size of location data in bytes. - /// - unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const override; - // Implement isa/cast/dyncast. static bool classof(const DIEValue *E) { return E->getType() == isBlock; } +private: + void EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form) const; + unsigned SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form) const; + #ifndef NDEBUG - void print(raw_ostream &O) const override; + void printImpl(raw_ostream &O) const; #endif }; @@ -557,6 +540,8 @@ public: /// section. // class DIELocList : public DIEValue { + friend class DIEValue; + // Index into the .debug_loc vector. size_t Index; @@ -566,19 +551,15 @@ public: /// getValue - Grab the current index out. size_t getValue() const { return Index; } - /// EmitValue - Emit location data. - /// - void EmitValue(AsmPrinter *AP, dwarf::Form Form) const override; - - /// SizeOf - Determine size of location data in bytes. - /// - unsigned SizeOf(AsmPrinter *AP, dwarf::Form Form) const override; - // Implement isa/cast/dyncast. static bool classof(const DIEValue *E) { return E->getType() == isLocList; } +private: + void EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form) const; + unsigned SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form) const; + #ifndef NDEBUG - void print(raw_ostream &O) const override; + void printImpl(raw_ostream &O) const; #endif }; |
