Put all LLVM code into the llvm namespace, as per bug 109.

llvm-svn: 9903

23 files changed, 103 insertions, 12 deletions

diff --git a/llvm/lib/Transforms/Scalar/ADCE.cpp b/llvm/lib/Transforms/Scalar/ADCE.cpp
index 2735f95d89f..e45b2731908 100644
--- a/llvm/lib/Transforms/Scalar/ADCE.cpp
+++ b/llvm/lib/Transforms/Scalar/ADCE.cpp
@@ -28,6 +28,8 @@
 #include "Support/STLExtras.h"
 #include <algorithm>
 
+namespace llvm {
+
 namespace {
   Statistic<> NumBlockRemoved("adce", "Number of basic blocks removed");
   Statistic<> NumInstRemoved ("adce", "Number of instructions removed");
@@ -456,3 +458,5 @@ bool ADCE::doADCE() {
 
   return MadeChanges;
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/ConstantProp.cpp b/llvm/lib/Transforms/Scalar/ConstantProp.cpp
index ceef34e54ec..66e78960f78 100644
--- a/llvm/lib/Transforms/Scalar/ConstantProp.cpp
+++ b/llvm/lib/Transforms/Scalar/ConstantProp.cpp
@@ -27,6 +27,8 @@
 #include "Support/Statistic.h"
 #include <set>
 
+namespace llvm {
+
 namespace {
   Statistic<> NumInstKilled("constprop", "Number of instructions killed");
 
@@ -73,3 +75,5 @@ bool ConstantPropagation::runOnFunction(Function &F) {
   }
   return Changed;
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/CorrelatedExprs.cpp b/llvm/lib/Transforms/Scalar/CorrelatedExprs.cpp
index aad9b7f3096..a0358b54ad2 100644
--- a/llvm/lib/Transforms/Scalar/CorrelatedExprs.cpp
+++ b/llvm/lib/Transforms/Scalar/CorrelatedExprs.cpp
@@ -42,6 +42,8 @@
 #include "Support/Statistic.h"
 #include <algorithm>
 
+namespace llvm {
+
 namespace {
   Statistic<> NumSetCCRemoved("cee", "Number of setcc instruction eliminated");
   Statistic<> NumOperandsCann("cee", "Number of operands canonicalized");
@@ -1314,3 +1316,5 @@ void Relation::print(std::ostream &OS) const {
 void Relation::dump() const { print(std::cerr); }
 void ValueInfo::dump() const { print(std::cerr, 0); }
 void RegionInfo::dump() const { print(std::cerr); }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/DCE.cpp b/llvm/lib/Transforms/Scalar/DCE.cpp
index e3fc8de396c..3e63cadd3e5 100644
--- a/llvm/lib/Transforms/Scalar/DCE.cpp
+++ b/llvm/lib/Transforms/Scalar/DCE.cpp
@@ -24,6 +24,8 @@
 #include "Support/Statistic.h"
 #include <set>
 
+namespace llvm {
+
 namespace {
   Statistic<> DIEEliminated("die", "Number of insts removed");
   Statistic<> DCEEliminated("dce", "Number of insts removed");
@@ -57,7 +59,6 @@ Pass *createDeadInstEliminationPass() {
 }
 
 
-
 //===----------------------------------------------------------------------===//
 // DeadCodeElimination pass implementation
 //
@@ -124,3 +125,5 @@ bool DCE::runOnFunction(Function &F) {
 Pass *createDeadCodeEliminationPass() {
   return new DCE();
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/DecomposeMultiDimRefs.cpp b/llvm/lib/Transforms/Scalar/DecomposeMultiDimRefs.cpp
index d6aee14f240..e110cdac8b7 100644
--- a/llvm/lib/Transforms/Scalar/DecomposeMultiDimRefs.cpp
+++ b/llvm/lib/Transforms/Scalar/DecomposeMultiDimRefs.cpp
@@ -25,6 +25,8 @@
 #include "llvm/Pass.h"
 #include "Support/Statistic.h"
 
+namespace llvm {
+
 namespace {
   Statistic<> NumAdded("lowerrefs", "# of getelementptr instructions added");
 
@@ -36,13 +38,6 @@ namespace {
 RegisterOpt<DecomposePass> X("lowerrefs", "Decompose multi-dimensional "
                              "structure/array references");
 
-FunctionPass
-*createDecomposeMultiDimRefsPass()
-{
-  return new DecomposePass();
-}
-
-
 // runOnBasicBlock - Entry point for array or structure references with multiple
 // indices.
 //
@@ -57,6 +52,11 @@ DecomposePass::runOnBasicBlock(BasicBlock &BB)
   return changed;
 }
 
+FunctionPass
+*createDecomposeMultiDimRefsPass()
+{
+  return new DecomposePass();
+}
 
 // Function: DecomposeArrayRef()
 //  
@@ -134,3 +134,5 @@ DecomposeArrayRef(GetElementPtrInst* GEP)
 
   return true;
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/GCSE.cpp b/llvm/lib/Transforms/Scalar/GCSE.cpp
index e1654e5d7f3..b00d3005bfa 100644
--- a/llvm/lib/Transforms/Scalar/GCSE.cpp
+++ b/llvm/lib/Transforms/Scalar/GCSE.cpp
@@ -23,6 +23,8 @@
 #include "Support/Statistic.h"
 #include <algorithm>
 
+namespace llvm {
+
 namespace {
   Statistic<> NumInstRemoved("gcse", "Number of instructions removed");
   Statistic<> NumLoadRemoved("gcse", "Number of loads removed");
@@ -56,7 +58,6 @@ namespace {
 // createGCSEPass - The public interface to this file...
 FunctionPass *createGCSEPass() { return new GCSE(); }
 
-
 // GCSE::runOnFunction - This is the main transformation entry point for a
 // function.
 //
@@ -269,3 +270,5 @@ Instruction *GCSE::EliminateCSE(Instruction *I, Instruction *Other) {
 
   return Ret;
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp b/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
index 1744fe41b2d..0777a1e09fd 100644
--- a/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
+++ b/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
@@ -26,6 +26,8 @@
 #include "Support/Statistic.h"
 #include "Support/STLExtras.h"
 
+namespace llvm {
+
 namespace {
   Statistic<> NumRemoved ("indvars", "Number of aux indvars removed");
   Statistic<> NumInserted("indvars", "Number of canonical indvars added");
@@ -217,3 +219,5 @@ namespace {
 Pass *createIndVarSimplifyPass() {
   return new InductionVariableSimplify();
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp
index 07736b57c2d..8522b610e13 100644
--- a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -49,6 +49,8 @@
 #include "Support/Statistic.h"
 #include <algorithm>
 
+namespace llvm {
+
 namespace {
   Statistic<> NumCombined ("instcombine", "Number of insts combined");
   Statistic<> NumConstProp("instcombine", "Number of constant folds");
@@ -2196,3 +2198,5 @@ bool InstCombiner::runOnFunction(Function &F) {
 Pass *createInstructionCombiningPass() {
   return new InstCombiner();
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/LICM.cpp b/llvm/lib/Transforms/Scalar/LICM.cpp
index 0f582c1feba..be635dff35b 100644
--- a/llvm/lib/Transforms/Scalar/LICM.cpp
+++ b/llvm/lib/Transforms/Scalar/LICM.cpp
@@ -44,6 +44,8 @@
 #include "llvm/Assembly/Writer.h"
 #include <algorithm>
 
+namespace llvm {
+
 namespace {
   cl::opt<bool>
   DisablePromotion("disable-licm-promotion", cl::Hidden,
@@ -466,3 +468,5 @@ void LICM::findPromotableValuesInLoop(
     }
   }
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/LoopSimplify.cpp b/llvm/lib/Transforms/Scalar/LoopSimplify.cpp
index a1f86486b53..b999ed40cc9 100644
--- a/llvm/lib/Transforms/Scalar/LoopSimplify.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopSimplify.cpp
@@ -43,6 +43,8 @@
 #include "Support/Statistic.h"
 #include "Support/DepthFirstIterator.h"
 
+namespace llvm {
+
 namespace {
   Statistic<>
   NumInserted("loopsimplify", "Number of pre-header blocks inserted");
@@ -82,7 +84,6 @@ namespace {
 const PassInfo *LoopSimplifyID = X.getPassInfo();
 Pass *createLoopSimplifyPass() { return new LoopSimplify(); }
 
-
 /// runOnFunction - Run down all loops in the CFG (recursively, but we could do
 /// it in any convenient order) inserting preheaders...
 ///
@@ -566,3 +567,5 @@ void LoopSimplify::UpdateDomInfoForRevectoredPreds(BasicBlock *NewBB,
     }
   }
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/LowerAllocations.cpp b/llvm/lib/Transforms/Scalar/LowerAllocations.cpp
index 96008881bba..eea800ad547 100644
--- a/llvm/lib/Transforms/Scalar/LowerAllocations.cpp
+++ b/llvm/lib/Transforms/Scalar/LowerAllocations.cpp
@@ -22,6 +22,8 @@
 #include "llvm/Target/TargetData.h"
 #include "Support/Statistic.h"
 
+namespace llvm {
+
 namespace {
   Statistic<> NumLowered("lowerallocs", "Number of allocations lowered");
 
@@ -131,3 +133,5 @@ bool LowerAllocations::runOnBasicBlock(BasicBlock &BB) {
 
   return Changed;
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/LowerInvoke.cpp b/llvm/lib/Transforms/Scalar/LowerInvoke.cpp
index 4885d96f19f..ec97ca20409 100644
--- a/llvm/lib/Transforms/Scalar/LowerInvoke.cpp
+++ b/llvm/lib/Transforms/Scalar/LowerInvoke.cpp
@@ -23,6 +23,8 @@
 #include "llvm/Constant.h"
 #include "Support/Statistic.h"
 
+namespace llvm {
+
 namespace {
   Statistic<> NumLowered("lowerinvoke", "Number of invoke & unwinds replaced");
 
@@ -37,6 +39,7 @@ namespace {
   X("lowerinvoke", "Lower invoke and unwind, for unwindless code generators");
 }
 
+// Public Interface To the LowerInvoke pass.
 FunctionPass *createLowerInvokePass() { return new LowerInvoke(); }
 
 // doInitialization - Make sure that there is a prototype for abort in the
@@ -79,3 +82,5 @@ bool LowerInvoke::runOnFunction(Function &F) {
     }
   return Changed;
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/LowerSwitch.cpp b/llvm/lib/Transforms/Scalar/LowerSwitch.cpp
index a45192bb0cf..1d0e47145ac 100644
--- a/llvm/lib/Transforms/Scalar/LowerSwitch.cpp
+++ b/llvm/lib/Transforms/Scalar/LowerSwitch.cpp
@@ -23,6 +23,8 @@
 #include "Support/Debug.h"
 #include "Support/Statistic.h"
 
+namespace llvm {
+
 namespace {
   Statistic<> NumLowered("lowerswitch", "Number of SwitchInst's replaced");
 
@@ -224,3 +226,5 @@ void LowerSwitch::processSwitchInst(SwitchInst *SI) {
   // We are now done with the switch instruction, delete it.
   delete SI;
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/Mem2Reg.cpp b/llvm/lib/Transforms/Scalar/Mem2Reg.cpp
index d915155ed4b..4d992808058 100644
--- a/llvm/lib/Transforms/Scalar/Mem2Reg.cpp
+++ b/llvm/lib/Transforms/Scalar/Mem2Reg.cpp
@@ -20,6 +20,8 @@
 #include "llvm/Target/TargetData.h"
 #include "Support/Statistic.h"
 
+namespace llvm {
+
 namespace {
   Statistic<> NumPromoted("mem2reg", "Number of alloca's promoted");
 
@@ -78,3 +80,5 @@ bool PromotePass::runOnFunction(Function &F) {
 Pass *createPromoteMemoryToRegister() {
   return new PromotePass();
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/PRE.cpp b/llvm/lib/Transforms/Scalar/PRE.cpp
index fad5789d5ad..770cd44d75f 100644
--- a/llvm/lib/Transforms/Scalar/PRE.cpp
+++ b/llvm/lib/Transforms/Scalar/PRE.cpp
@@ -36,10 +36,12 @@
 #include "Support/Statistic.h"
 #include "Support/hash_set"
 
+namespace llvm {
+
 namespace {
   Statistic<> NumExprsEliminated("pre", "Number of expressions constantified");
   Statistic<> NumRedundant      ("pre", "Number of redundant exprs eliminated");
-  Statistic<> NumInserted       ("pre", "Number of expressions inserted");
+  static Statistic<> NumInserted       ("pre", "Number of expressions inserted");
 
   struct PRE : public FunctionPass {
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {
@@ -630,3 +632,5 @@ bool PRE::ProcessExpression(Instruction *Expr) {
 
   return Changed;
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/PiNodeInsertion.cpp b/llvm/lib/Transforms/Scalar/PiNodeInsertion.cpp
index b5011af2865..89ec20e0690 100644
--- a/llvm/lib/Transforms/Scalar/PiNodeInsertion.cpp
+++ b/llvm/lib/Transforms/Scalar/PiNodeInsertion.cpp
@@ -42,6 +42,8 @@
 #include "llvm/Support/CFG.h"
 #include "Support/Statistic.h"
 
+namespace llvm {
+
 namespace {
   Statistic<> NumInserted("pinodes", "Number of Pi nodes inserted");
 
@@ -182,3 +184,5 @@ bool PiNodeInserter::insertPiNodeFor(Value *V, BasicBlock *Succ, Value *Rep) {
   return true;
 }
 
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/Reassociate.cpp b/llvm/lib/Transforms/Scalar/Reassociate.cpp
index befdcfec774..9e22ec4e7e5 100644
--- a/llvm/lib/Transforms/Scalar/Reassociate.cpp
+++ b/llvm/lib/Transforms/Scalar/Reassociate.cpp
@@ -34,6 +34,8 @@
 #include "Support/PostOrderIterator.h"
 #include "Support/Statistic.h"
 
+namespace llvm {
+
 namespace {
   Statistic<> NumLinear ("reassociate","Number of insts linearized");
   Statistic<> NumChanged("reassociate","Number of insts reassociated");
@@ -58,6 +60,7 @@ namespace {
   RegisterOpt<Reassociate> X("reassociate", "Reassociate expressions");
 }
 
+// Public interface to the Reassociate pass
 FunctionPass *createReassociatePass() { return new Reassociate(); }
 
 void Reassociate::BuildRankMap(Function &F) {
@@ -291,3 +294,5 @@ bool Reassociate::runOnFunction(Function &F) {
   ValueRankMap.clear();
   return Changed;
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/SCCP.cpp b/llvm/lib/Transforms/Scalar/SCCP.cpp
index 01e3e26ab53..44a553a01bc 100644
--- a/llvm/lib/Transforms/Scalar/SCCP.cpp
+++ b/llvm/lib/Transforms/Scalar/SCCP.cpp
@@ -33,6 +33,8 @@
 #include <algorithm>
 #include <set>
 
+namespace llvm {
+
 // InstVal class - This class represents the different lattice values that an 
 // instruction may occupy.  It is a simple class with value semantics.
 //
@@ -253,7 +255,6 @@ private:
 
 
 // createSCCPPass - This is the public interface to this file...
-//
 Pass *createSCCPPass() {
   return new SCCP();
 }
@@ -585,3 +586,5 @@ void SCCP::visitGetElementPtrInst(GetElementPtrInst &I) {
 
   markConstant(&I, ConstantExpr::getGetElementPtr(Ptr, Operands));  
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp b/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp
index 9342a5cf406..d29119061dc 100644
--- a/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp
+++ b/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp
@@ -32,6 +32,8 @@
 #include "Support/Statistic.h"
 #include "Support/StringExtras.h"
 
+namespace llvm {
+
 namespace {
   Statistic<> NumReplaced("scalarrepl", "Number of allocas broken up");
   Statistic<> NumPromoted("scalarrepl", "Number of allocas promoted");
@@ -61,6 +63,7 @@ namespace {
   RegisterOpt<SROA> X("scalarrepl", "Scalar Replacement of Aggregates");
 }
 
+// Public interface to the ScalarReplAggregates pass
 Pass *createScalarReplAggregatesPass() { return new SROA(); }
 
 
@@ -298,3 +301,5 @@ bool SROA::isSafeAllocaToPromote(AllocationInst *AI) {
     }
   return true;
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/SimplifyCFG.cpp b/llvm/lib/Transforms/Scalar/SimplifyCFG.cpp
index 224d6c5f9ae..5a8d4281538 100644
--- a/llvm/lib/Transforms/Scalar/SimplifyCFG.cpp
+++ b/llvm/lib/Transforms/Scalar/SimplifyCFG.cpp
@@ -26,6 +26,8 @@
 #include "Support/Statistic.h"
 #include <set>
 
+namespace llvm {
+
 namespace {
   Statistic<> NumSimpl("cfgsimplify", "Number of blocks simplified");
 
@@ -35,6 +37,7 @@ namespace {
   RegisterOpt<CFGSimplifyPass> X("simplifycfg", "Simplify the CFG");
 }
 
+// Public interface to the CFGSimplification pass
 FunctionPass *createCFGSimplificationPass() {
   return new CFGSimplifyPass();
 }
@@ -100,3 +103,5 @@ bool CFGSimplifyPass::runOnFunction(Function &F) {
 
   return Changed;
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/SymbolStripping.cpp b/llvm/lib/Transforms/Scalar/SymbolStripping.cpp
index 58395c55ab8..9e058e7939d 100644
--- a/llvm/lib/Transforms/Scalar/SymbolStripping.cpp
+++ b/llvm/lib/Transforms/Scalar/SymbolStripping.cpp
@@ -26,6 +26,8 @@
 #include "llvm/SymbolTable.h"
 #include "llvm/Pass.h"
 
+namespace llvm {
+
 static bool StripSymbolTable(SymbolTable &SymTab) {
   bool RemovedSymbol = false;
 
@@ -74,3 +76,5 @@ Pass *createSymbolStrippingPass() {
 Pass *createFullSymbolStrippingPass() {
   return new FullSymbolStripping();
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/TailDuplication.cpp b/llvm/lib/Transforms/Scalar/TailDuplication.cpp
index d0a77658187..07a3b1e492a 100644
--- a/llvm/lib/Transforms/Scalar/TailDuplication.cpp
+++ b/llvm/lib/Transforms/Scalar/TailDuplication.cpp
@@ -31,6 +31,8 @@
 #include "Support/Debug.h"
 #include "Support/Statistic.h"
 
+namespace llvm {
+
 namespace {
   Statistic<> NumEliminated("tailduplicate",
                             "Number of unconditional branches eliminated");
@@ -53,6 +55,7 @@ namespace {
   RegisterOpt<TailDup> X("tailduplicate", "Tail Duplication");
 }
 
+// Public interface to the Tail Duplication pass
 Pass *createTailDuplicationPass() { return new TailDup(); }
 
 /// runOnFunction - Top level algorithm - Loop over each unconditional branch in
@@ -339,3 +342,5 @@ Value *TailDup::GetValueOutBlock(BasicBlock *BB, Value *OrigVal,
 
   return GetValueInBlock(BB, OrigVal, ValueMap, OutValueMap);
 }
+
+} // End llvm namespace
diff --git a/llvm/lib/Transforms/Scalar/TailRecursionElimination.cpp b/llvm/lib/Transforms/Scalar/TailRecursionElimination.cpp
index d07f4e857ee..dbe91a79407 100644
--- a/llvm/lib/Transforms/Scalar/TailRecursionElimination.cpp
+++ b/llvm/lib/Transforms/Scalar/TailRecursionElimination.cpp
@@ -33,6 +33,8 @@
 #include "llvm/Pass.h"
 #include "Support/Statistic.h"
 
+namespace llvm {
+
 namespace {
   Statistic<> NumEliminated("tailcallelim", "Number of tail calls removed");
 
@@ -42,6 +44,7 @@ namespace {
   RegisterOpt<TailCallElim> X("tailcallelim", "Tail Call Elimination");
 }
 
+// Public interface to the TailCallElimination pass
 FunctionPass *createTailCallEliminationPass() { return new TailCallElim(); }
 
 
@@ -105,3 +108,4 @@ bool TailCallElim::runOnFunction(Function &F) {
   return MadeChange;
 }
 
+} // End llvm namespace