Make a bunch of symbols private.

llvm-svn: 138025

llvm/lib/Analysis/LoopInfo.cpp

@@ -390,6 +390,7 @@ void Loop::dump() const {
 // UnloopUpdater implementation
 //
 
+namespace {
 /// Find the new parent loop for all blocks within the "unloop" whose last
 /// backedges has just been removed.
 class UnloopUpdater {
@@ -421,6 +422,7 @@ public:
 protected:
   Loop *getNearestLoop(BasicBlock *BB, Loop *BBLoop);
 };
+} // end anonymous namespace
 
 /// updateBlockParents - Update the parent loop for all blocks that are directly
 /// contained within the original "unloop".

llvm/lib/CodeGen/RegAllocGreedy.cpp

@@ -51,7 +51,7 @@ STATISTIC(NumGlobalSplits, "Number of split global live ranges");
 STATISTIC(NumLocalSplits,  "Number of split local live ranges");
 STATISTIC(NumEvicted,      "Number of interferences evicted");
 
-cl::opt<bool> CompactRegions("compact-regions", cl::init(true));
+static cl::opt<bool> CompactRegions("compact-regions", cl::init(true));
 
 static RegisterRegAlloc greedyRegAlloc("greedy", "greedy register allocator",
                                        createGreedyRegisterAllocator);

llvm/lib/CodeGen/ScheduleDAG.cpp

@@ -26,7 +26,7 @@
 using namespace llvm;
 
 #ifndef NDEBUG
-cl::opt<bool> StressSchedOpt(
+static cl::opt<bool> StressSchedOpt(
   "stress-sched", cl::Hidden, cl::init(false),
   cl::desc("Stress test instruction scheduling"));
 #endif

llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp

@@ -30,7 +30,7 @@
 #include "llvm/Support/raw_ostream.h" // FIXME: for debug only. remove!
 using namespace llvm;
 
-cl::opt<bool>
+static cl::opt<bool>
 VerifyARMPseudo("verify-arm-pseudo-expand", cl::Hidden,
                 cl::desc("Verify machine code after expanding ARM pseudos"));
 

llvm/lib/Transforms/Scalar/LowerAtomic.cpp

@@ -115,7 +115,7 @@ static bool LowerAtomicIntrinsic(IntrinsicInst *II) {
   return true;
 }
 
-bool LowerAtomicCmpXchgInst(AtomicCmpXchgInst *CXI) {
+static bool LowerAtomicCmpXchgInst(AtomicCmpXchgInst *CXI) {
   IRBuilder<> Builder(CXI->getParent(), CXI);
   Value *Ptr = CXI->getPointerOperand();
   Value *Cmp = CXI->getCompareOperand();
@@ -131,7 +131,7 @@ bool LowerAtomicCmpXchgInst(AtomicCmpXchgInst *CXI) {
   return true;
 }
 
-bool LowerAtomicRMWInst(AtomicRMWInst *RMWI) {
+static bool LowerAtomicRMWInst(AtomicRMWInst *RMWI) {
   IRBuilder<> Builder(RMWI->getParent(), RMWI);
   Value *Ptr = RMWI->getPointerOperand();
   Value *Val = RMWI->getValOperand();