[llvm] r238084 - AsmPrinter: Remove the vtable-entry from DIEValue

David Blaikie dblaikie at gmail.com
Tue May 26 14:01:58 PDT 2015


On Fri, May 22, 2015 at 6:45 PM, Duncan P. N. Exon Smith <
dexonsmith at apple.com> wrote:

> Author: dexonsmith
> Date: Fri May 22 20:45:07 2015
> New Revision: 238084
>
> URL: http://llvm.org/viewvc/llvm-project?rev=238084&view=rev
> Log:
> AsmPrinter: Remove the vtable-entry from DIEValue
>
> Remove all virtual functions from `DIEValue`, dropping the vtable
> pointer from its layout.  Instead, create "impl" functions on the
> subclasses, and use the `DIEValue::Type` to implement the dynamic
> dispatch.
>
> This is necessary -- obviously not sufficient -- for passing `DIEValue`s
> around by value.  However, this change stands on its own: we make tons
> of these.  I measured a drop in memory usage from 888 MB down to 860 MB,
> or around 3.2%.
>
> (I'm looking at `llc` memory usage on `verify-uselistorder.lto.opt.bc`;
> see r236629 for details.)
>
> Modified:
>     llvm/trunk/include/llvm/CodeGen/DIE.h
>     llvm/trunk/lib/CodeGen/AsmPrinter/DIE.cpp
>
> Modified: llvm/trunk/include/llvm/CodeGen/DIE.h
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/CodeGen/DIE.h?rev=238084&r1=238083&r2=238084&view=diff
>
> ==============================================================================
> --- llvm/trunk/include/llvm/CodeGen/DIE.h (original)
> +++ llvm/trunk/include/llvm/CodeGen/DIE.h Fri May 22 20:45:07 2015
> @@ -200,8 +200,6 @@ public:
>  /// to DWARF attribute classes.
>  ///
>  class DIEValue {
> -  virtual void anchor();
> -
>  public:
>    enum Type {
>      isInteger,
> @@ -222,7 +220,7 @@ protected:
>    Type Ty;
>
>    explicit DIEValue(Type T) : Ty(T) {}
> -  virtual ~DIEValue() {}
> +  ~DIEValue() {}
>

= default? (I suppose eventually this will go away, once there are no
derived types and it's all passed around by value?)


>
>  public:
>    // Accessors
> @@ -230,14 +228,14 @@ public:
>
>    /// EmitValue - Emit value via the Dwarf writer.
>    ///
> -  virtual void EmitValue(const 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(const 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 +244,8 @@ public:
>  /// DIEInteger - An integer value DIE.
>  ///
>  class DIEInteger : public DIEValue {
> +  friend DIEValue;
> +
>    uint64_t Integer;
>
>  public:
> @@ -273,22 +273,18 @@ public:
>      return dwarf::DW_FORM_data8;
>    }
>
> -  /// EmitValue - Emit integer of appropriate size.
> -  ///
> -  void EmitValue(const AsmPrinter *AP, dwarf::Form Form) const override;
> -
>    uint64_t getValue() const { return Integer; }
>    void setValue(uint64_t Val) { Integer = Val; }
>
> -  /// SizeOf - Determine size of integer value in bytes.
> -  ///
> -  unsigned SizeOf(const AsmPrinter *AP, dwarf::Form Form) const override;
> -
>    // 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
>  };
>
> @@ -296,28 +292,26 @@ 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(const 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(const 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
>  };
>
> @@ -325,28 +319,26 @@ 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(const 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(const 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
>  };
>
> @@ -354,6 +346,8 @@ public:
>  /// DIEDelta - A simple label difference DIE.
>  ///
>  class DIEDelta : public DIEValue {
> +  friend class DIEValue;
> +
>    const MCSymbol *LabelHi;
>    const MCSymbol *LabelLo;
>
> @@ -361,19 +355,15 @@ public:
>    DIEDelta(const MCSymbol *Hi, const MCSymbol *Lo)
>        : DIEValue(isDelta), LabelHi(Hi), LabelLo(Lo) {}
>
> -  /// EmitValue - Emit delta value.
> -  ///
> -  void EmitValue(const AsmPrinter *AP, dwarf::Form Form) const override;
> -
> -  /// SizeOf - Determine size of delta value in bytes.
> -  ///
> -  unsigned SizeOf(const 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
>  };
>
> @@ -381,6 +371,8 @@ public:
>  /// DIEString - A container for string values.
>  ///
>  class DIEString : public DIEValue {
> +  friend class DIEValue;
> +
>    const DIEValue *Access;
>    StringRef Str;
>
> @@ -391,19 +383,15 @@ public:
>    /// getString - Grab the string out of the object.
>    StringRef getString() const { return Str; }
>
> -  /// EmitValue - Emit delta value.
> -  ///
> -  void EmitValue(const AsmPrinter *AP, dwarf::Form Form) const override;
> -
> -  /// SizeOf - Determine size of delta value in bytes.
> -  ///
> -  unsigned SizeOf(const AsmPrinter *AP, dwarf::Form Form) const override;
> -
>    // 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
>  };
>
> @@ -412,6 +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:
> @@ -420,52 +410,49 @@ public:
>
>    DIE &getEntry() const { return Entry; }
>
> -  /// EmitValue - Emit debug information entry offset.
> -  ///
> -  void EmitValue(const AsmPrinter *AP, dwarf::Form Form) const override;
> -
> -  /// SizeOf - Determine size of debug information entry in bytes.
> -  ///
> -   unsigned SizeOf(const 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(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(const 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(const 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 printImpl(raw_ostream &O) const;
>  #endif
>  };
>
> @@ -473,6 +460,8 @@ 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) {}
> @@ -496,19 +485,15 @@ public:
>      return dwarf::DW_FORM_block;
>    }
>
> -  /// EmitValue - Emit location data.
> -  ///
> -  void EmitValue(const AsmPrinter *AP, dwarf::Form Form) const override;
> -
> -  /// SizeOf - Determine size of location data in bytes.
> -  ///
> -  unsigned SizeOf(const 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
>  };
>
> @@ -516,6 +501,8 @@ 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) {}
> @@ -536,19 +523,15 @@ public:
>      return dwarf::DW_FORM_block;
>    }
>
> -  /// EmitValue - Emit location data.
> -  ///
> -  void EmitValue(const AsmPrinter *AP, dwarf::Form Form) const override;
> -
> -  /// SizeOf - Determine size of location data in bytes.
> -  ///
> -  unsigned SizeOf(const 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(const AsmPrinter *AP, dwarf::Form Form) const override;
> -
> -  /// SizeOf - Determine size of location data in bytes.
> -  ///
> -  unsigned SizeOf(const 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
>  };
>
>
> Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DIE.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DIE.cpp?rev=238084&r1=238083&r2=238084&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/CodeGen/AsmPrinter/DIE.cpp (original)
> +++ llvm/trunk/lib/CodeGen/AsmPrinter/DIE.cpp Fri May 22 20:45:07 2015
> @@ -191,9 +191,66 @@ void DIE::dump() {
>  }
>  #endif
>
> -void DIEValue::anchor() { }
> +void DIEValue::EmitValue(const AsmPrinter *AP, dwarf::Form Form) const {
> +  switch (Ty) {
> +#define EMIT_VALUE_IMPL(Kind)
>       \
> +  case is##Kind:
>      \
> +    cast<DIE##Kind>(this)->EmitValueImpl(AP, Form);
>       \
> +    break;
> +    EMIT_VALUE_IMPL(Integer)
> +    EMIT_VALUE_IMPL(String)
> +    EMIT_VALUE_IMPL(Expr)
> +    EMIT_VALUE_IMPL(Label)
> +    EMIT_VALUE_IMPL(Delta)
> +    EMIT_VALUE_IMPL(Entry)
> +    EMIT_VALUE_IMPL(TypeSignature)
> +    EMIT_VALUE_IMPL(Block)
> +    EMIT_VALUE_IMPL(Loc)
> +    EMIT_VALUE_IMPL(LocList)
>

Worth (now, or in the planned future) having a .def file for these so the
list doesn't have to be repeated?


> +#undef EMIT_VALUE_IMPL
> +  }
> +}
> +
> +unsigned DIEValue::SizeOf(const AsmPrinter *AP, dwarf::Form Form) const {
> +  switch (Ty) {
> +#define SIZE_OF_IMPL(Kind)
>      \
> +  case is##Kind:
>      \
> +    return cast<DIE##Kind>(this)->SizeOfImpl(AP, Form);
> +    SIZE_OF_IMPL(Integer)
> +    SIZE_OF_IMPL(String)
> +    SIZE_OF_IMPL(Expr)
> +    SIZE_OF_IMPL(Label)
> +    SIZE_OF_IMPL(Delta)
> +    SIZE_OF_IMPL(Entry)
> +    SIZE_OF_IMPL(TypeSignature)
> +    SIZE_OF_IMPL(Block)
> +    SIZE_OF_IMPL(Loc)
> +    SIZE_OF_IMPL(LocList)
> +#undef SIZE_OF_IMPL
> +  }
> +}
>
>  #ifndef NDEBUG
> +void DIEValue::print(raw_ostream &O) const {
> +  switch (Ty) {
> +#define PRINT_IMPL(Kind)
>      \
> +  case is##Kind:
>      \
> +    cast<DIE##Kind>(this)->printImpl(O);
>      \
> +    break;
> +    PRINT_IMPL(Integer)
> +    PRINT_IMPL(String)
> +    PRINT_IMPL(Expr)
> +    PRINT_IMPL(Label)
> +    PRINT_IMPL(Delta)
> +    PRINT_IMPL(Entry)
> +    PRINT_IMPL(TypeSignature)
> +    PRINT_IMPL(Block)
> +    PRINT_IMPL(Loc)
> +    PRINT_IMPL(LocList)
> +#undef PRINT_IMPL
> +  }
> +}
> +
>  void DIEValue::dump() const {
>    print(dbgs());
>  }
> @@ -205,7 +262,7 @@ void DIEValue::dump() const {
>
>  /// EmitValue - Emit integer of appropriate size.
>  ///
> -void DIEInteger::EmitValue(const AsmPrinter *Asm, dwarf::Form Form) const
> {
> +void DIEInteger::EmitValueImpl(const AsmPrinter *Asm, dwarf::Form Form)
> const {
>    unsigned Size = ~0U;
>    switch (Form) {
>    case dwarf::DW_FORM_flag_present:
> @@ -241,7 +298,7 @@ void DIEInteger::EmitValue(const AsmPrin
>
>  /// SizeOf - Determine size of integer value in bytes.
>  ///
> -unsigned DIEInteger::SizeOf(const AsmPrinter *AP, dwarf::Form Form) const
> {
> +unsigned DIEInteger::SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form)
> const {
>    switch (Form) {
>    case dwarf::DW_FORM_flag_present: return 0;
>    case dwarf::DW_FORM_flag:  // Fall thru
> @@ -270,7 +327,7 @@ unsigned DIEInteger::SizeOf(const AsmPri
>  }
>
>  #ifndef NDEBUG
> -void DIEInteger::print(raw_ostream &O) const {
> +void DIEInteger::printImpl(raw_ostream &O) const {
>    O << "Int: " << (int64_t)Integer << "  0x";
>    O.write_hex(Integer);
>  }
> @@ -282,13 +339,13 @@ void DIEInteger::print(raw_ostream &O) c
>
>  /// EmitValue - Emit expression value.
>  ///
> -void DIEExpr::EmitValue(const AsmPrinter *AP, dwarf::Form Form) const {
> +void DIEExpr::EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form) const
> {
>    AP->OutStreamer->EmitValue(Expr, SizeOf(AP, Form));
>  }
>
>  /// SizeOf - Determine size of expression value in bytes.
>  ///
> -unsigned DIEExpr::SizeOf(const AsmPrinter *AP, dwarf::Form Form) const {
> +unsigned DIEExpr::SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form)
> const {
>    if (Form == dwarf::DW_FORM_data4) return 4;
>    if (Form == dwarf::DW_FORM_sec_offset) return 4;
>    if (Form == dwarf::DW_FORM_strp) return 4;
> @@ -296,7 +353,7 @@ unsigned DIEExpr::SizeOf(const AsmPrinte
>  }
>
>  #ifndef NDEBUG
> -void DIEExpr::print(raw_ostream &O) const {
> +void DIEExpr::printImpl(raw_ostream &O) const {
>    O << "Expr: ";
>    Expr->print(O);
>  }
> @@ -308,7 +365,7 @@ void DIEExpr::print(raw_ostream &O) cons
>
>  /// EmitValue - Emit label value.
>  ///
> -void DIELabel::EmitValue(const AsmPrinter *AP, dwarf::Form Form) const {
> +void DIELabel::EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form)
> const {
>    AP->EmitLabelReference(Label, SizeOf(AP, Form),
>                           Form == dwarf::DW_FORM_strp ||
>                               Form == dwarf::DW_FORM_sec_offset ||
> @@ -317,7 +374,7 @@ void DIELabel::EmitValue(const AsmPrinte
>
>  /// SizeOf - Determine size of label value in bytes.
>  ///
> -unsigned DIELabel::SizeOf(const AsmPrinter *AP, dwarf::Form Form) const {
> +unsigned DIELabel::SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form)
> const {
>    if (Form == dwarf::DW_FORM_data4) return 4;
>    if (Form == dwarf::DW_FORM_sec_offset) return 4;
>    if (Form == dwarf::DW_FORM_strp) return 4;
> @@ -325,7 +382,7 @@ unsigned DIELabel::SizeOf(const AsmPrint
>  }
>
>  #ifndef NDEBUG
> -void DIELabel::print(raw_ostream &O) const {
> +void DIELabel::printImpl(raw_ostream &O) const {
>    O << "Lbl: " << Label->getName();
>  }
>  #endif
> @@ -336,13 +393,13 @@ void DIELabel::print(raw_ostream &O) con
>
>  /// EmitValue - Emit delta value.
>  ///
> -void DIEDelta::EmitValue(const AsmPrinter *AP, dwarf::Form Form) const {
> +void DIEDelta::EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form)
> const {
>    AP->EmitLabelDifference(LabelHi, LabelLo, SizeOf(AP, Form));
>  }
>
>  /// SizeOf - Determine size of delta value in bytes.
>  ///
> -unsigned DIEDelta::SizeOf(const AsmPrinter *AP, dwarf::Form Form) const {
> +unsigned DIEDelta::SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form)
> const {
>    if (Form == dwarf::DW_FORM_data4) return 4;
>    if (Form == dwarf::DW_FORM_sec_offset) return 4;
>    if (Form == dwarf::DW_FORM_strp) return 4;
> @@ -350,7 +407,7 @@ unsigned DIEDelta::SizeOf(const AsmPrint
>  }
>
>  #ifndef NDEBUG
> -void DIEDelta::print(raw_ostream &O) const {
> +void DIEDelta::printImpl(raw_ostream &O) const {
>    O << "Del: " << LabelHi->getName() << "-" << LabelLo->getName();
>  }
>  #endif
> @@ -361,18 +418,18 @@ void DIEDelta::print(raw_ostream &O) con
>
>  /// EmitValue - Emit string value.
>  ///
> -void DIEString::EmitValue(const AsmPrinter *AP, dwarf::Form Form) const {
> +void DIEString::EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form)
> const {
>    Access->EmitValue(AP, Form);
>  }
>
>  /// SizeOf - Determine size of delta value in bytes.
>  ///
> -unsigned DIEString::SizeOf(const AsmPrinter *AP, dwarf::Form Form) const {
> +unsigned DIEString::SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form)
> const {
>    return Access->SizeOf(AP, Form);
>  }
>
>  #ifndef NDEBUG
> -void DIEString::print(raw_ostream &O) const {
> +void DIEString::printImpl(raw_ostream &O) const {
>    O << "String: " << Str << "\tSymbol: ";
>    Access->print(O);
>  }
> @@ -384,7 +441,7 @@ void DIEString::print(raw_ostream &O) co
>
>  /// EmitValue - Emit debug information entry offset.
>  ///
> -void DIEEntry::EmitValue(const AsmPrinter *AP, dwarf::Form Form) const {
> +void DIEEntry::EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form)
> const {
>
>    if (Form == dwarf::DW_FORM_ref_addr) {
>      const DwarfDebug *DD = AP->getDwarfDebug();
> @@ -418,7 +475,7 @@ unsigned DIEEntry::getRefAddrSize(const
>  }
>
>  #ifndef NDEBUG
> -void DIEEntry::print(raw_ostream &O) const {
> +void DIEEntry::printImpl(raw_ostream &O) const {
>    O << format("Die: 0x%lx", (long)(intptr_t)&Entry);
>  }
>  #endif
> @@ -426,13 +483,13 @@ void DIEEntry::print(raw_ostream &O) con
>
>  //===----------------------------------------------------------------------===//
>  // DIETypeSignature Implementation
>
>  //===----------------------------------------------------------------------===//
> -void DIETypeSignature::EmitValue(const AsmPrinter *Asm, dwarf::Form Form)
> const {
> +void DIETypeSignature::EmitValueImpl(const AsmPrinter *Asm, dwarf::Form
> Form) const {
>    assert(Form == dwarf::DW_FORM_ref_sig8);
>    Asm->OutStreamer->EmitIntValue(Unit.getTypeSignature(), 8);
>  }
>
>  #ifndef NDEBUG
> -void DIETypeSignature::print(raw_ostream &O) const {
> +void DIETypeSignature::printImpl(raw_ostream &O) const {
>    O << format("Type Unit: 0x%lx", Unit.getTypeSignature());
>  }
>  #endif
> @@ -455,7 +512,7 @@ unsigned DIELoc::ComputeSize(const AsmPr
>
>  /// EmitValue - Emit location data.
>  ///
> -void DIELoc::EmitValue(const AsmPrinter *Asm, dwarf::Form Form) const {
> +void DIELoc::EmitValueImpl(const AsmPrinter *Asm, dwarf::Form Form) const
> {
>    switch (Form) {
>    default: llvm_unreachable("Improper form for block");
>    case dwarf::DW_FORM_block1: Asm->EmitInt8(Size);    break;
> @@ -473,7 +530,7 @@ void DIELoc::EmitValue(const AsmPrinter
>
>  /// SizeOf - Determine size of location data in bytes.
>  ///
> -unsigned DIELoc::SizeOf(const AsmPrinter *AP, dwarf::Form Form) const {
> +unsigned DIELoc::SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form) const
> {
>    switch (Form) {
>    case dwarf::DW_FORM_block1: return Size + sizeof(int8_t);
>    case dwarf::DW_FORM_block2: return Size + sizeof(int16_t);
> @@ -486,7 +543,7 @@ unsigned DIELoc::SizeOf(const AsmPrinter
>  }
>
>  #ifndef NDEBUG
> -void DIELoc::print(raw_ostream &O) const {
> +void DIELoc::printImpl(raw_ostream &O) const {
>    O << "ExprLoc: ";
>    DIE::print(O, 5);
>  }
> @@ -510,7 +567,7 @@ unsigned DIEBlock::ComputeSize(const Asm
>
>  /// EmitValue - Emit block data.
>  ///
> -void DIEBlock::EmitValue(const AsmPrinter *Asm, dwarf::Form Form) const {
> +void DIEBlock::EmitValueImpl(const AsmPrinter *Asm, dwarf::Form Form)
> const {
>    switch (Form) {
>    default: llvm_unreachable("Improper form for block");
>    case dwarf::DW_FORM_block1: Asm->EmitInt8(Size);    break;
> @@ -526,7 +583,7 @@ void DIEBlock::EmitValue(const AsmPrinte
>
>  /// SizeOf - Determine size of block data in bytes.
>  ///
> -unsigned DIEBlock::SizeOf(const AsmPrinter *AP, dwarf::Form Form) const {
> +unsigned DIEBlock::SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form)
> const {
>    switch (Form) {
>    case dwarf::DW_FORM_block1: return Size + sizeof(int8_t);
>    case dwarf::DW_FORM_block2: return Size + sizeof(int16_t);
> @@ -537,7 +594,7 @@ unsigned DIEBlock::SizeOf(const AsmPrint
>  }
>
>  #ifndef NDEBUG
> -void DIEBlock::print(raw_ostream &O) const {
> +void DIEBlock::printImpl(raw_ostream &O) const {
>    O << "Blk: ";
>    DIE::print(O, 5);
>  }
> @@ -547,7 +604,7 @@ void DIEBlock::print(raw_ostream &O) con
>  // DIELocList Implementation
>
>  //===----------------------------------------------------------------------===//
>
> -unsigned DIELocList::SizeOf(const AsmPrinter *AP, dwarf::Form Form) const
> {
> +unsigned DIELocList::SizeOfImpl(const AsmPrinter *AP, dwarf::Form Form)
> const {
>    if (Form == dwarf::DW_FORM_data4)
>      return 4;
>    if (Form == dwarf::DW_FORM_sec_offset)
> @@ -557,7 +614,7 @@ unsigned DIELocList::SizeOf(const AsmPri
>
>  /// EmitValue - Emit label value.
>  ///
> -void DIELocList::EmitValue(const AsmPrinter *AP, dwarf::Form Form) const {
> +void DIELocList::EmitValueImpl(const AsmPrinter *AP, dwarf::Form Form)
> const {
>    DwarfDebug *DD = AP->getDwarfDebug();
>    MCSymbol *Label = DD->getDebugLocs().getList(Index).Label;
>
> @@ -568,7 +625,7 @@ void DIELocList::EmitValue(const AsmPrin
>  }
>
>  #ifndef NDEBUG
> -void DIELocList::print(raw_ostream &O) const {
> +void DIELocList::printImpl(raw_ostream &O) const {
>    O << "LocList: " << Index;
>
>  }
>
>
> _______________________________________________
> llvm-commits mailing list
> llvm-commits at cs.uiuc.edu
> http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
>
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