Add explicit keywords.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48801 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMInstrInfo.h b/lib/Target/ARM/ARMInstrInfo.h
index 4ce90fc..29ec8be 100644
--- a/lib/Target/ARM/ARMInstrInfo.h
+++ b/lib/Target/ARM/ARMInstrInfo.h
@@ -128,7 +128,7 @@
 class ARMInstrInfo : public TargetInstrInfoImpl {
   const ARMRegisterInfo RI;
 public:
-  ARMInstrInfo(const ARMSubtarget &STI);
+  explicit ARMInstrInfo(const ARMSubtarget &STI);
 
   /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info.  As
   /// such, whenever a client has an instance of instruction info, it should
diff --git a/lib/Target/ARM/ARMJITInfo.h b/lib/Target/ARM/ARMJITInfo.h
index 2004879..81d896b 100644
--- a/lib/Target/ARM/ARMJITInfo.h
+++ b/lib/Target/ARM/ARMJITInfo.h
@@ -22,7 +22,7 @@
   class ARMJITInfo : public TargetJITInfo {
     ARMTargetMachine &TM;
   public:
-    ARMJITInfo(ARMTargetMachine &tm) : TM(tm) {useGOT = 0;}
+    explicit ARMJITInfo(ARMTargetMachine &tm) : TM(tm) {useGOT = 0;}
 
     /// replaceMachineCodeForFunction - Make it so that calling the function
     /// whose machine code is at OLD turns into a call to NEW, perhaps by
diff --git a/lib/Target/Alpha/AlphaJITInfo.h b/lib/Target/Alpha/AlphaJITInfo.h
index a12f546..2951169 100644
--- a/lib/Target/Alpha/AlphaJITInfo.h
+++ b/lib/Target/Alpha/AlphaJITInfo.h
@@ -26,7 +26,7 @@
   protected:
     TargetMachine &TM;
   public:
-    AlphaJITInfo(TargetMachine &tm) : TM(tm)
+    explicit AlphaJITInfo(TargetMachine &tm) : TM(tm)
     { useGOT = true; }
 
     virtual void *emitFunctionStub(void *Fn, MachineCodeEmitter &MCE);
diff --git a/lib/Target/CBackend/CBackend.cpp b/lib/Target/CBackend/CBackend.cpp
index 24ac8f9..b05c569 100644
--- a/lib/Target/CBackend/CBackend.cpp
+++ b/lib/Target/CBackend/CBackend.cpp
@@ -90,7 +90,7 @@
 
   public:
     static char ID;
-    CWriter(std::ostream &o) 
+    explicit CWriter(std::ostream &o)
       : FunctionPass((intptr_t)&ID), Out(o), IL(0), Mang(0), LI(0), 
         TheModule(0), TAsm(0), TD(0) {}
 
diff --git a/lib/Target/CellSPU/SPUInstrInfo.h b/lib/Target/CellSPU/SPUInstrInfo.h
index c5fe811..dc49202 100644
--- a/lib/Target/CellSPU/SPUInstrInfo.h
+++ b/lib/Target/CellSPU/SPUInstrInfo.h
@@ -24,7 +24,7 @@
     SPUTargetMachine &TM;
     const SPURegisterInfo RI;
   public:
-    SPUInstrInfo(SPUTargetMachine &tm);
+    explicit SPUInstrInfo(SPUTargetMachine &tm);
 
     /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info.  As
     /// such, whenever a client has an instance of instruction info, it should
diff --git a/lib/Target/Mips/MipsInstrInfo.h b/lib/Target/Mips/MipsInstrInfo.h
index a186f2c..9842414 100644
--- a/lib/Target/Mips/MipsInstrInfo.h
+++ b/lib/Target/Mips/MipsInstrInfo.h
@@ -46,7 +46,7 @@
   MipsTargetMachine &TM;
   const MipsRegisterInfo RI;
 public:
-  MipsInstrInfo(MipsTargetMachine &TM);
+  explicit MipsInstrInfo(MipsTargetMachine &TM);
 
   /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info.  As
   /// such, whenever a client has an instance of instruction info, it should
diff --git a/lib/Target/PowerPC/PPCInstrInfo.h b/lib/Target/PowerPC/PPCInstrInfo.h
index e659129..d74399d 100644
--- a/lib/Target/PowerPC/PPCInstrInfo.h
+++ b/lib/Target/PowerPC/PPCInstrInfo.h
@@ -72,7 +72,7 @@
                             const TargetRegisterClass *RC,
                             SmallVectorImpl<MachineInstr*> &NewMIs) const;
 public:
-  PPCInstrInfo(PPCTargetMachine &TM);
+  explicit PPCInstrInfo(PPCTargetMachine &TM);
 
   /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info.  As
   /// such, whenever a client has an instance of instruction info, it should
diff --git a/lib/Target/Sparc/SparcInstrInfo.h b/lib/Target/Sparc/SparcInstrInfo.h
index 22b2dcd..e9ce790 100644
--- a/lib/Target/Sparc/SparcInstrInfo.h
+++ b/lib/Target/Sparc/SparcInstrInfo.h
@@ -35,7 +35,7 @@
   const SparcRegisterInfo RI;
   const SparcSubtarget& Subtarget;
 public:
-  SparcInstrInfo(SparcSubtarget &ST);
+  explicit SparcInstrInfo(SparcSubtarget &ST);
 
   /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info.  As
   /// such, whenever a client has an instance of instruction info, it should
diff --git a/lib/Target/X86/X86InstrInfo.h b/lib/Target/X86/X86InstrInfo.h
index f4cdb70..111eb8c 100644
--- a/lib/Target/X86/X86InstrInfo.h
+++ b/lib/Target/X86/X86InstrInfo.h
@@ -243,7 +243,7 @@
   DenseMap<unsigned*, std::pair<unsigned, unsigned> > MemOp2RegOpTable;
   
 public:
-  X86InstrInfo(X86TargetMachine &tm);
+  explicit X86InstrInfo(X86TargetMachine &tm);
 
   /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info.  As
   /// such, whenever a client has an instance of instruction info, it should
diff --git a/lib/Target/X86/X86JITInfo.h b/lib/Target/X86/X86JITInfo.h
index 183e2f2..69bebd0 100644
--- a/lib/Target/X86/X86JITInfo.h
+++ b/lib/Target/X86/X86JITInfo.h
@@ -23,7 +23,7 @@
     X86TargetMachine &TM;
     intptr_t PICBase;
   public:
-    X86JITInfo(X86TargetMachine &tm) : TM(tm) {useGOT = 0;}
+    explicit X86JITInfo(X86TargetMachine &tm) : TM(tm) {useGOT = 0;}
 
     /// replaceMachineCodeForFunction - Make it so that calling the function
     /// whose machine code is at OLD turns into a call to NEW, perhaps by