[C++] Use 'nullptr'. Target edition.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207197 91177308-0d34-0410-b5e6-96231b3b80d8

6 files changed, 13 insertions, 13 deletions

diff --git a/lib/Target/X86/MCTargetDesc/X86ELFRelocationInfo.cpp b/lib/Target/X86/MCTargetDesc/X86ELFRelocationInfo.cpp
index 4fa519c9ba..b6793168fa 100644
--- a/lib/Target/X86/MCTargetDesc/X86ELFRelocationInfo.cpp
+++ b/lib/Target/X86/MCTargetDesc/X86ELFRelocationInfo.cpp
@@ -39,7 +39,7 @@ public:
     if (Sym->isVariable() == false)
       Sym->setVariableValue(MCConstantExpr::Create(SymAddr, Ctx));
 
-    const MCExpr *Expr = 0;
+    const MCExpr *Expr = nullptr;
     // If hasAddend is true, then we need to add Addend (r_addend) to Expr.
     bool hasAddend = false;
 
diff --git a/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp b/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp
index 724ea358f4..39480eaaac 100644
--- a/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp
+++ b/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp
@@ -51,7 +51,7 @@ X86MCAsmInfoDarwin::X86MCAsmInfoDarwin(const Triple &T) {
   TextAlignFillValue = 0x90;
 
   if (!is64Bit)
-    Data64bitsDirective = 0;       // we can't emit a 64-bit unit
+    Data64bitsDirective = nullptr;       // we can't emit a 64-bit unit
 
   // Use ## as a comment string so that .s files generated by llvm can go
   // through the GCC preprocessor without causing an error.  This is needed
@@ -115,7 +115,7 @@ X86ELFMCAsmInfo::X86ELFMCAsmInfo(const Triple &T) {
   // into two .words.
   if ((T.getOS() == Triple::OpenBSD || T.getOS() == Triple::Bitrig) &&
        T.getArch() == Triple::x86)
-    Data64bitsDirective = 0;
+    Data64bitsDirective = nullptr;
 
   // Always enable the integrated assembler by default.
   // Clang also enabled it when the OS is Solaris but that is redundant here.
diff --git a/lib/Target/X86/MCTargetDesc/X86MCCodeEmitter.cpp b/lib/Target/X86/MCTargetDesc/X86MCCodeEmitter.cpp
index f593694ab0..c9bbdade19 100644
--- a/lib/Target/X86/MCTargetDesc/X86MCCodeEmitter.cpp
+++ b/lib/Target/X86/MCTargetDesc/X86MCCodeEmitter.cpp
@@ -286,7 +286,7 @@ enum GlobalOffsetTableExprKind {
 };
 static GlobalOffsetTableExprKind
 StartsWithGlobalOffsetTable(const MCExpr *Expr) {
-  const MCExpr *RHS = 0;
+  const MCExpr *RHS = nullptr;
   if (Expr->getKind() == MCExpr::Binary) {
     const MCBinaryExpr *BE = static_cast<const MCBinaryExpr *>(Expr);
     Expr = BE->getLHS();
@@ -317,7 +317,7 @@ void X86MCCodeEmitter::
 EmitImmediate(const MCOperand &DispOp, SMLoc Loc, unsigned Size,
               MCFixupKind FixupKind, unsigned &CurByte, raw_ostream &OS,
               SmallVectorImpl<MCFixup> &Fixups, int ImmOffset) const {
-  const MCExpr *Expr = NULL;
+  const MCExpr *Expr = nullptr;
   if (DispOp.isImm()) {
     // If this is a simple integer displacement that doesn't require a
     // relocation, emit it now.
diff --git a/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp b/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp
index a8e59a936a..1a8ee9d7f8 100644
--- a/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp
+++ b/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp
@@ -287,13 +287,13 @@ static MCAsmInfo *createX86MCAsmInfo(const MCRegisterInfo &MRI, StringRef TT) {
   // Initial state of the frame pointer is esp+stackGrowth.
   unsigned StackPtr = is64Bit ? X86::RSP : X86::ESP;
   MCCFIInstruction Inst = MCCFIInstruction::createDefCfa(
-      0, MRI.getDwarfRegNum(StackPtr, true), -stackGrowth);
+      nullptr, MRI.getDwarfRegNum(StackPtr, true), -stackGrowth);
   MAI->addInitialFrameState(Inst);
 
   // Add return address to move list
   unsigned InstPtr = is64Bit ? X86::RIP : X86::EIP;
   MCCFIInstruction Inst2 = MCCFIInstruction::createOffset(
-      0, MRI.getDwarfRegNum(InstPtr, true), stackGrowth);
+      nullptr, MRI.getDwarfRegNum(InstPtr, true), stackGrowth);
   MAI->addInitialFrameState(Inst2);
 
   return MAI;
@@ -377,7 +377,7 @@ static MCInstPrinter *createX86MCInstPrinter(const Target &T,
     return new X86ATTInstPrinter(MAI, MII, MRI);
   if (SyntaxVariant == 1)
     return new X86IntelInstPrinter(MAI, MII, MRI);
-  return 0;
+  return nullptr;
 }
 
 static MCRelocationInfo *createX86MCRelocationInfo(StringRef TT,
diff --git a/lib/Target/X86/MCTargetDesc/X86MachORelocationInfo.cpp b/lib/Target/X86/MCTargetDesc/X86MachORelocationInfo.cpp
index f2023e3b52..3b81d53e94 100644
--- a/lib/Target/X86/MCTargetDesc/X86MachORelocationInfo.cpp
+++ b/lib/Target/X86/MCTargetDesc/X86MachORelocationInfo.cpp
@@ -40,7 +40,7 @@ public:
     // FIXME: check that the value is actually the same.
     if (Sym->isVariable() == false)
       Sym->setVariableValue(MCConstantExpr::Create(SymAddr, Ctx));
-    const MCExpr *Expr = 0;
+    const MCExpr *Expr = nullptr;
 
     switch(RelType) {
     case X86_64_RELOC_TLV:
diff --git a/lib/Target/X86/MCTargetDesc/X86MachObjectWriter.cpp b/lib/Target/X86/MCTargetDesc/X86MachObjectWriter.cpp
index 8bfb7d5e3b..ead3338300 100644
--- a/lib/Target/X86/MCTargetDesc/X86MachObjectWriter.cpp
+++ b/lib/Target/X86/MCTargetDesc/X86MachObjectWriter.cpp
@@ -186,9 +186,9 @@ void X86MachObjectWriter::RecordX86_64Relocation(MachObjectWriter *Writer,
                          false);
 
     Value += Writer->getSymbolAddress(&A_SD, Layout) -
-      (A_Base == NULL ? 0 : Writer->getSymbolAddress(A_Base, Layout));
+      (!A_Base ? 0 : Writer->getSymbolAddress(A_Base, Layout));
     Value -= Writer->getSymbolAddress(&B_SD, Layout) -
-      (B_Base == NULL ? 0 : Writer->getSymbolAddress(B_Base, Layout));
+      (!B_Base ? 0 : Writer->getSymbolAddress(B_Base, Layout));
 
     if (A_Base) {
       Index = A_Base->getIndex();
@@ -231,7 +231,7 @@ void X86MachObjectWriter::RecordX86_64Relocation(MachObjectWriter *Writer,
       const MCSectionMachO &Section = static_cast<const MCSectionMachO&>(
         Fragment->getParent()->getSection());
       if (Section.hasAttribute(MachO::S_ATTR_DEBUG))
-        Base = 0;
+        Base = nullptr;
     }
 
     // x86_64 almost always uses external relocations, except when there is no
@@ -525,7 +525,7 @@ void X86MachObjectWriter::RecordX86Relocation(MachObjectWriter *Writer,
   }
 
   // Get the symbol data, if any.
-  const MCSymbolData *SD = 0;
+  const MCSymbolData *SD = nullptr;
   if (Target.getSymA())
     SD = &Asm.getSymbolData(Target.getSymA()->getSymbol());