Round 2 of dead private variable removal.

LLVM is now -Wunused-private-field clean except for
- lib/MC/MCDisassembler/Disassembler.h. Not sure why it keeps all those unaccessible fields.
- gtest.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158096 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/CellSPU/SPUHazardRecognizers.cpp b/lib/Target/CellSPU/SPUHazardRecognizers.cpp
index 403d7ef..67a83f1 100644
--- a/lib/Target/CellSPU/SPUHazardRecognizers.cpp
+++ b/lib/Target/CellSPU/SPUHazardRecognizers.cpp
@@ -30,12 +30,6 @@
 // very little right now.
 //===----------------------------------------------------------------------===//
 
-SPUHazardRecognizer::SPUHazardRecognizer(const TargetInstrInfo &tii) :
-  TII(tii),
-  EvenOdd(0)
-{
-}
-
 /// Return the pipeline hazard type encountered or generated by this
 /// instruction. Currently returns NoHazard.
 ///
diff --git a/lib/Target/CellSPU/SPUHazardRecognizers.h b/lib/Target/CellSPU/SPUHazardRecognizers.h
index 675632c..30acaea 100644
--- a/lib/Target/CellSPU/SPUHazardRecognizers.h
+++ b/lib/Target/CellSPU/SPUHazardRecognizers.h
@@ -24,12 +24,8 @@
 /// SPUHazardRecognizer
 class SPUHazardRecognizer : public ScheduleHazardRecognizer
 {
-private:
-  const TargetInstrInfo &TII;
-  int EvenOdd;
-
 public:
-  SPUHazardRecognizer(const TargetInstrInfo &TII);
+  SPUHazardRecognizer(const TargetInstrInfo &/*TII*/) {}
   virtual HazardType getHazardType(SUnit *SU, int Stalls);
   virtual void EmitInstruction(SUnit *SU);
   virtual void AdvanceCycle();
diff --git a/lib/Target/CellSPU/SPUISelLowering.h b/lib/Target/CellSPU/SPUISelLowering.h
index e7d0976..9f1599f 100644
--- a/lib/Target/CellSPU/SPUISelLowering.h
+++ b/lib/Target/CellSPU/SPUISelLowering.h
@@ -86,7 +86,6 @@
   class SPUTargetLowering :
     public TargetLowering
   {
-    int VarArgsFrameIndex;            // FrameIndex for start of varargs area.
     SPUTargetMachine &SPUTM;
 
   public:
diff --git a/lib/Target/NVPTX/NVPTXRegisterInfo.cpp b/lib/Target/NVPTX/NVPTXRegisterInfo.cpp
index 99b40a8..e3cd46f 100644
--- a/lib/Target/NVPTX/NVPTXRegisterInfo.cpp
+++ b/lib/Target/NVPTX/NVPTXRegisterInfo.cpp
@@ -250,12 +250,8 @@
 
 NVPTXRegisterInfo::NVPTXRegisterInfo(const TargetInstrInfo &tii,
                                      const NVPTXSubtarget &st)
-: NVPTXGenRegisterInfo(0),
-  TII(tii),
-  ST(st) {
-  Is64Bit = st.is64Bit();
-}
-
+  : NVPTXGenRegisterInfo(0),
+    Is64Bit(st.is64Bit()) {}
 
 #define GET_REGINFO_TARGET_DESC
 #include "NVPTXGenRegisterInfo.inc"
diff --git a/lib/Target/NVPTX/NVPTXRegisterInfo.h b/lib/Target/NVPTX/NVPTXRegisterInfo.h
index e8b587c..5951783 100644
--- a/lib/Target/NVPTX/NVPTXRegisterInfo.h
+++ b/lib/Target/NVPTX/NVPTXRegisterInfo.h
@@ -31,8 +31,6 @@
 
 class NVPTXRegisterInfo : public NVPTXGenRegisterInfo {
 private:
-  const TargetInstrInfo &TII;
-  const NVPTXSubtarget &ST;
   bool Is64Bit;
   // Hold Strings that can be free'd all together with NVPTXRegisterInfo
   ManagedStringPool     ManagedStrPool;
diff --git a/lib/Target/Sparc/SparcFrameLowering.h b/lib/Target/Sparc/SparcFrameLowering.h
index 210705e..6b593c9 100644
--- a/lib/Target/Sparc/SparcFrameLowering.h
+++ b/lib/Target/Sparc/SparcFrameLowering.h
@@ -22,10 +22,9 @@
   class SparcSubtarget;
 
 class SparcFrameLowering : public TargetFrameLowering {
-  const SparcSubtarget &STI;
 public:
-  explicit SparcFrameLowering(const SparcSubtarget &sti)
-    : TargetFrameLowering(TargetFrameLowering::StackGrowsDown, 8, 0), STI(sti) {
+  explicit SparcFrameLowering(const SparcSubtarget &/*sti*/)
+    : TargetFrameLowering(TargetFrameLowering::StackGrowsDown, 8, 0) {
   }
 
   /// emitProlog/emitEpilog - These methods insert prolog and epilog code into
diff --git a/lib/Target/XCore/XCoreFrameLowering.cpp b/lib/Target/XCore/XCoreFrameLowering.cpp
index 1e82abf..3dbc3b9 100644
--- a/lib/Target/XCore/XCoreFrameLowering.cpp
+++ b/lib/Target/XCore/XCoreFrameLowering.cpp
@@ -78,8 +78,7 @@
 //===----------------------------------------------------------------------===//
 
 XCoreFrameLowering::XCoreFrameLowering(const XCoreSubtarget &sti)
-  : TargetFrameLowering(TargetFrameLowering::StackGrowsDown, 4, 0),
-    STI(sti) {
+  : TargetFrameLowering(TargetFrameLowering::StackGrowsDown, 4, 0) {
   // Do nothing
 }
 
diff --git a/lib/Target/XCore/XCoreFrameLowering.h b/lib/Target/XCore/XCoreFrameLowering.h
index 4c51aa5..afa2773 100644
--- a/lib/Target/XCore/XCoreFrameLowering.h
+++ b/lib/Target/XCore/XCoreFrameLowering.h
@@ -22,7 +22,6 @@
   class XCoreSubtarget;
 
   class XCoreFrameLowering: public TargetFrameLowering {
-    const XCoreSubtarget &STI;
   public:
     XCoreFrameLowering(const XCoreSubtarget &STI);