[C++11] More 'nullptr' conversion or in some cases just using a boolean check instead...

[oota-llvm.git] / include / llvm / MC / MCAssembler.h

diff --git a/include/llvm/MC/MCAssembler.h b/include/llvm/MC/MCAssembler.h
index 424e5358e299502a0d5104ba0c52608ba5c79561..4cfd76765e8f959c47519f8c1a8d88d7f04721ce 100644 (file)
--- a/include/llvm/MC/MCAssembler.h
+++ b/include/llvm/MC/MCAssembler.h
@@ -86,7 +86,7 @@ private:
   /// @}
 
 protected:
-  MCFragment(FragmentType _Kind, MCSectionData *_Parent = 0);
+  MCFragment(FragmentType _Kind, MCSectionData *_Parent = nullptr);
 
 public:
   // Only for sentinel.
@@ -137,7 +137,7 @@ class MCEncodedFragment : public MCFragment {
 
   uint8_t BundlePadding;
 public:
-  MCEncodedFragment(MCFragment::FragmentType FType, MCSectionData *SD = 0)
+  MCEncodedFragment(MCFragment::FragmentType FType, MCSectionData *SD = nullptr)
     : MCFragment(FType, SD), BundlePadding(0)
   {
   }
@@ -175,7 +175,7 @@ class MCEncodedFragmentWithFixups : public MCEncodedFragment {
 
 public:
   MCEncodedFragmentWithFixups(MCFragment::FragmentType FType,
-                              MCSectionData *SD = 0)
+                              MCSectionData *SD = nullptr)
     : MCEncodedFragment(FType, SD)
   {
   }
@@ -215,7 +215,7 @@ class MCDataFragment : public MCEncodedFragmentWithFixups {
   /// Fixups - The list of fixups in this fragment.
   SmallVector<MCFixup, 4> Fixups;
 public:
-  MCDataFragment(MCSectionData *SD = 0)
+  MCDataFragment(MCSectionData *SD = nullptr)
     : MCEncodedFragmentWithFixups(FT_Data, SD),
       HasInstructions(false), AlignToBundleEnd(false)
   {
@@ -264,7 +264,7 @@ class MCCompactEncodedInstFragment : public MCEncodedFragment {
 
   SmallVector<char, 4> Contents;
 public:
-  MCCompactEncodedInstFragment(MCSectionData *SD = 0)
+  MCCompactEncodedInstFragment(MCSectionData *SD = nullptr)
     : MCEncodedFragment(FT_CompactEncodedInst, SD), AlignToBundleEnd(false)
   {
   }
@@ -307,7 +307,7 @@ class MCRelaxableFragment : public MCEncodedFragmentWithFixups {
 public:
   MCRelaxableFragment(const MCInst &_Inst,
                       const MCSubtargetInfo &_STI,
-                      MCSectionData *SD = 0)
+                      MCSectionData *SD = nullptr)
     : MCEncodedFragmentWithFixups(FT_Relaxable, SD), Inst(_Inst), STI(_STI) {
   }
 
@@ -363,7 +363,7 @@ class MCAlignFragment : public MCFragment {
 
 public:
   MCAlignFragment(unsigned _Alignment, int64_t _Value, unsigned _ValueSize,
-                  unsigned _MaxBytesToEmit, MCSectionData *SD = 0)
+                  unsigned _MaxBytesToEmit, MCSectionData *SD = nullptr)
     : MCFragment(FT_Align, SD), Alignment(_Alignment),
       Value(_Value),ValueSize(_ValueSize),
       MaxBytesToEmit(_MaxBytesToEmit), EmitNops(false) {}
@@ -404,7 +404,7 @@ class MCFillFragment : public MCFragment {
 
 public:
   MCFillFragment(int64_t _Value, unsigned _ValueSize, uint64_t _Size,
-                 MCSectionData *SD = 0)
+                 MCSectionData *SD = nullptr)
     : MCFragment(FT_Fill, SD),
       Value(_Value), ValueSize(_ValueSize), Size(_Size) {
     assert((!ValueSize || (Size % ValueSize) == 0) &&
@@ -437,7 +437,8 @@ class MCOrgFragment : public MCFragment {
   int8_t Value;
 
 public:
-  MCOrgFragment(const MCExpr &_Offset, int8_t _Value, MCSectionData *SD = 0)
+  MCOrgFragment(const MCExpr &_Offset, int8_t _Value,
+                MCSectionData *SD = nullptr)
     : MCFragment(FT_Org, SD),
       Offset(&_Offset), Value(_Value) {}
 
@@ -466,7 +467,8 @@ class MCLEBFragment : public MCFragment {
 
   SmallString<8> Contents;
 public:
-  MCLEBFragment(const MCExpr &Value_, bool IsSigned_, MCSectionData *SD = 0)
+  MCLEBFragment(const MCExpr &Value_, bool IsSigned_,
+                MCSectionData *SD = nullptr)
     : MCFragment(FT_LEB, SD),
       Value(&Value_), IsSigned(IsSigned_) { Contents.push_back(0); }
 
@@ -502,7 +504,7 @@ class MCDwarfLineAddrFragment : public MCFragment {
 
 public:
   MCDwarfLineAddrFragment(int64_t _LineDelta, const MCExpr &_AddrDelta,
-                      MCSectionData *SD = 0)
+                      MCSectionData *SD = nullptr)
     : MCFragment(FT_Dwarf, SD),
       LineDelta(_LineDelta), AddrDelta(&_AddrDelta) { Contents.push_back(0); }
 
@@ -533,7 +535,8 @@ class MCDwarfCallFrameFragment : public MCFragment {
   SmallString<8> Contents;
 
 public:
-  MCDwarfCallFrameFragment(const MCExpr &_AddrDelta,  MCSectionData *SD = 0)
+  MCDwarfCallFrameFragment(const MCExpr &_AddrDelta,
+                           MCSectionData *SD = nullptr)
     : MCFragment(FT_DwarfFrame, SD),
       AddrDelta(&_AddrDelta) { Contents.push_back(0); }
 
@@ -614,7 +617,7 @@ private:
 public:
   // Only for use as sentinel.
   MCSectionData();
-  MCSectionData(const MCSection &Section, MCAssembler *A = 0);
+  MCSectionData(const MCSection &Section, MCAssembler *A = nullptr);
 
   const MCSection &getSection() const { return *Section; }
 
@@ -724,7 +727,7 @@ public:
   // Only for use as sentinel.
   MCSymbolData();
   MCSymbolData(const MCSymbol &_Symbol, MCFragment *_Fragment, uint64_t _Offset,
-               MCAssembler *A = 0);
+               MCAssembler *A = nullptr);
 
   /// @name Accessors
   /// @{
@@ -1184,7 +1187,7 @@ public:
   }
 
   MCSectionData &getOrCreateSectionData(const MCSection &Section,
-                                        bool *Created = 0) {
+                                        bool *Created = nullptr) {
     MCSectionData *&Entry = SectionMap[&Section];
 
     if (Created) *Created = !Entry;
@@ -1195,7 +1198,7 @@ public:
   }
 
   bool hasSymbolData(const MCSymbol &Symbol) const {
-    return SymbolMap.lookup(&Symbol) != 0;
+    return SymbolMap.lookup(&Symbol) != nullptr;
   }
 
   MCSymbolData &getSymbolData(const MCSymbol &Symbol) const {
@@ -1205,12 +1208,12 @@ public:
   }
 
   MCSymbolData &getOrCreateSymbolData(const MCSymbol &Symbol,
-                                      bool *Created = 0) {
+                                      bool *Created = nullptr) {
     MCSymbolData *&Entry = SymbolMap[&Symbol];
 
     if (Created) *Created = !Entry;
     if (!Entry)
-      Entry = new MCSymbolData(Symbol, 0, 0, this);
+      Entry = new MCSymbolData(Symbol, nullptr, 0, this);
 
     return *Entry;
   }