Tidy up #includes, deleting a bunch of unnecessary #includes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61715 91177308-0d34-0410-b5e6-96231b3b80d8

99 files changed, 97 insertions, 171 deletions

diff --git a/include/llvm/ADT/FoldingSet.h b/include/llvm/ADT/FoldingSet.h
index 4c93711..63f73b9 100644
--- a/include/llvm/ADT/FoldingSet.h
+++ b/include/llvm/ADT/FoldingSet.h
@@ -457,6 +457,4 @@ template<typename T> struct FoldingSetTrait<const T*> {
 
 } // End of namespace llvm.
 
-
 #endif
-
diff --git a/include/llvm/ADT/STLExtras.h b/include/llvm/ADT/STLExtras.h
index acfeae5..ca711b7 100644
--- a/include/llvm/ADT/STLExtras.h
+++ b/include/llvm/ADT/STLExtras.h
@@ -19,7 +19,7 @@
 
 #include <functional>
 #include <utility> // for std::pair
-#include <cstring> // for std::size_t
+#include <cstddef> // for std::size_t
 #include "llvm/ADT/iterator.h"
 
 namespace llvm {
diff --git a/include/llvm/ADT/SparseBitVector.h b/include/llvm/ADT/SparseBitVector.h
index efd0acc..b4b5380 100644
--- a/include/llvm/ADT/SparseBitVector.h
+++ b/include/llvm/ADT/SparseBitVector.h
@@ -17,11 +17,11 @@
 
 #include <cassert>
 #include <cstring>
-#include <algorithm>
 #include "llvm/Support/DataTypes.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/Support/MathExtras.h"
 #include "llvm/ADT/ilist.h"
+
 namespace llvm {
 
 /// SparseBitVector is an implementation of a bitvector that is sparse by only
diff --git a/include/llvm/ADT/ilist.h b/include/llvm/ADT/ilist.h
index 0acbf46..42d09c7 100644
--- a/include/llvm/ADT/ilist.h
+++ b/include/llvm/ADT/ilist.h
@@ -40,7 +40,6 @@
 
 #include "llvm/ADT/iterator.h"
 #include <cassert>
-#include <cstdlib>
 
 namespace llvm {
 
@@ -366,7 +365,7 @@ public:
   }
 
   void swap(iplist &RHS) {
-    abort();     // Swap does not use list traits callback correctly yet!
+    assert(0 && "Swap does not use list traits callback correctly yet!");
     std::swap(Head, RHS.Head);
   }
 
diff --git a/include/llvm/Analysis/ConstantsScanner.h b/include/llvm/Analysis/ConstantsScanner.h
index c52b24e..bac551f 100644
--- a/include/llvm/Analysis/ConstantsScanner.h
+++ b/include/llvm/Analysis/ConstantsScanner.h
@@ -17,7 +17,6 @@
 #define LLVM_ANALYSIS_CONSTANTSSCANNER_H
 
 #include "llvm/Support/InstIterator.h"
-#include "llvm/Instruction.h"
 #include "llvm/ADT/iterator.h"
 
 namespace llvm {
diff --git a/include/llvm/Analysis/DominatorInternals.h b/include/llvm/Analysis/DominatorInternals.h
index 1564774..cca0d50 100644
--- a/include/llvm/Analysis/DominatorInternals.h
+++ b/include/llvm/Analysis/DominatorInternals.h
@@ -11,8 +11,8 @@
 #define LLVM_ANALYSIS_DOMINATOR_INTERNALS_H
 
 #include "llvm/Analysis/Dominators.h"
-#include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/SmallPtrSet.h"
+
 //===----------------------------------------------------------------------===//
 //
 // DominatorTree construction - This pass constructs immediate dominator
diff --git a/include/llvm/Analysis/Dominators.h b/include/llvm/Analysis/Dominators.h
index 94ab04e..35cdb24 100644
--- a/include/llvm/Analysis/Dominators.h
+++ b/include/llvm/Analysis/Dominators.h
@@ -24,7 +24,6 @@
 #include "llvm/Pass.h"
 #include "llvm/BasicBlock.h"
 #include "llvm/Function.h"
-#include "llvm/Instruction.h"
 #include "llvm/Instructions.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/GraphTraits.h"
diff --git a/include/llvm/Analysis/EscapeAnalysis.h b/include/llvm/Analysis/EscapeAnalysis.h
index 871630d..3f4da25 100644
--- a/include/llvm/Analysis/EscapeAnalysis.h
+++ b/include/llvm/Analysis/EscapeAnalysis.h
@@ -15,13 +15,13 @@
 #define LLVM_ANALYSIS_ESCAPEANALYSIS_H
 
 #include "llvm/Pass.h"
-#include "llvm/Instructions.h"
-#include "llvm/Analysis/AliasAnalysis.h"
-#include "llvm/Target/TargetData.h"
 #include <set>
 
 namespace llvm {
 
+class Instruction;
+class Value;
+
 /// EscapeAnalysis - This class determines whether an allocation (a MallocInst 
 /// or an AllocaInst) can escape from the current function.  It performs some
 /// precomputation, with the rest of the work happening on-demand.
@@ -40,11 +40,7 @@ public:
     EscapePoints.clear();
   }
 
-  void getAnalysisUsage(AnalysisUsage &AU) const {
-    AU.addRequiredTransitive<TargetData>();
-    AU.addRequiredTransitive<AliasAnalysis>();
-    AU.setPreservesAll();
-  }
+  void getAnalysisUsage(AnalysisUsage &AU) const;
 
   //===---------------------------------------------------------------------
   // Client API
diff --git a/include/llvm/Analysis/FindUsedTypes.h b/include/llvm/Analysis/FindUsedTypes.h
index 35e4e6f..c897af3 100644
--- a/include/llvm/Analysis/FindUsedTypes.h
+++ b/include/llvm/Analysis/FindUsedTypes.h
@@ -20,6 +20,7 @@
 namespace llvm {
 
 class Type;
+class Value;
 
 class FindUsedTypes : public ModulePass {
   std::set<const Type *> UsedTypes;
diff --git a/include/llvm/Analysis/LoopInfo.h b/include/llvm/Analysis/LoopInfo.h
index 1b684d7..5ba8a7a 100644
--- a/include/llvm/Analysis/LoopInfo.h
+++ b/include/llvm/Analysis/LoopInfo.h
@@ -54,8 +54,6 @@ static void RemoveFromVector(std::vector<T*> &V, T *N) {
 
 class DominatorTree;
 class LoopInfo;
-class PHINode;
-class Instruction;
 template<class N> class LoopInfoBase;
 template<class N> class LoopBase;
 
diff --git a/include/llvm/Analysis/ScalarEvolutionExpander.h b/include/llvm/Analysis/ScalarEvolutionExpander.h
index 7ecf533..a3ed17d 100644
--- a/include/llvm/Analysis/ScalarEvolutionExpander.h
+++ b/include/llvm/Analysis/ScalarEvolutionExpander.h
@@ -14,7 +14,7 @@
 #ifndef LLVM_ANALYSIS_SCALAREVOLUTION_EXPANDER_H
 #define LLVM_ANALYSIS_SCALAREVOLUTION_EXPANDER_H
 
-#include "llvm/Instructions.h"
+#include "llvm/Instruction.h"
 #include "llvm/Type.h"
 #include "llvm/Analysis/ScalarEvolution.h"
 #include "llvm/Analysis/ScalarEvolutionExpressions.h"
@@ -119,4 +119,3 @@ namespace llvm {
 }
 
 #endif
-
diff --git a/include/llvm/Analysis/SparsePropagation.h b/include/llvm/Analysis/SparsePropagation.h
index a054c76..1476329 100644
--- a/include/llvm/Analysis/SparsePropagation.h
+++ b/include/llvm/Analysis/SparsePropagation.h
@@ -17,7 +17,7 @@
 
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/SmallPtrSet.h"
-#include "llvm/ADT/SmallVector.h"
+#include <iosfwd>
 #include <vector>
 #include <set>
 
@@ -31,6 +31,8 @@ namespace llvm {
   class BasicBlock;
   class Function;
   class SparseSolver;
+
+  template<typename T> class SmallVectorImpl;
   
 /// AbstractLatticeFunction - This class is implemented by the dataflow instance
 /// to specify what the lattice values are and how they handle merges etc.
diff --git a/include/llvm/Analysis/ValueTracking.h b/include/llvm/Analysis/ValueTracking.h
index 1003269..8c27b23 100644
--- a/include/llvm/Analysis/ValueTracking.h
+++ b/include/llvm/Analysis/ValueTracking.h
@@ -15,8 +15,8 @@
 #ifndef LLVM_ANALYSIS_VALUETRACKING_H
 #define LLVM_ANALYSIS_VALUETRACKING_H
 
+#include "llvm/Support/DataTypes.h"
 #include <string>
-#include <llvm/Support/DataTypes.h>
 
 namespace llvm {
   class Value;
diff --git a/include/llvm/AutoUpgrade.h b/include/llvm/AutoUpgrade.h
index 3a97353..f61bd1a 100644
--- a/include/llvm/AutoUpgrade.h
+++ b/include/llvm/AutoUpgrade.h
@@ -17,7 +17,6 @@
 namespace llvm {
   class Function;
   class CallInst;
-  class BasicBlock;
 
   /// This is a more granular function that simply checks an intrinsic function 
   /// for upgrading, and returns true if it requires upgrading. It may return
diff --git a/include/llvm/CodeGen/AsmPrinter.h b/include/llvm/CodeGen/AsmPrinter.h
index ac88d8c..9d7ff15 100644
--- a/include/llvm/CodeGen/AsmPrinter.h
+++ b/include/llvm/CodeGen/AsmPrinter.h
@@ -30,7 +30,6 @@ namespace llvm {
   class ConstantVector;
   class GCMetadataPrinter;
   class GlobalVariable;
-  class GlobalAlias;
   class MachineConstantPoolEntry;
   class MachineConstantPoolValue;
   class MachineModuleInfo;
diff --git a/include/llvm/CodeGen/BreakCriticalMachineEdge.h b/include/llvm/CodeGen/BreakCriticalMachineEdge.h
index d7f5055..4861297 100644
--- a/include/llvm/CodeGen/BreakCriticalMachineEdge.h
+++ b/include/llvm/CodeGen/BreakCriticalMachineEdge.h
@@ -1,4 +1,4 @@
-//===--------- BreakCriticalMachineEdges.h - Break critical edges ---------===//
+//===--------- BreakCriticalMachineEdge.h - Break critical edges ---------===//
 //
 //                     The LLVM Compiler Infrastructure
 //
@@ -11,8 +11,8 @@
 //
 //===---------------------------------------------------------------------===//
 
-#ifndef LLVM_CODEGEN_BREAKCRITICALMACHINEEDGES_H
-#define LLVM_CODEGEN_BREAKCRITICALMACHINEEDGES_H
+#ifndef LLVM_CODEGEN_BREAKCRITICALMACHINEEDGE_H
+#define LLVM_CODEGEN_BREAKCRITICALMACHINEEDGE_H
 
 #include "llvm/CodeGen/MachineJumpTableInfo.h"
 #include "llvm/Target/TargetInstrInfo.h"
diff --git a/include/llvm/CodeGen/DwarfWriter.h b/include/llvm/CodeGen/DwarfWriter.h
index f5f5cd3..8614eec 100644
--- a/include/llvm/CodeGen/DwarfWriter.h
+++ b/include/llvm/CodeGen/DwarfWriter.h
@@ -20,8 +20,6 @@
 #ifndef LLVM_CODEGEN_DWARFWRITER_H
 #define LLVM_CODEGEN_DWARFWRITER_H
 
-#include <iosfwd>
-
 namespace llvm {
 
 class AsmPrinter;
@@ -48,7 +46,6 @@ private:
   DwarfException *DE;
   
 public:
-  
   DwarfWriter(raw_ostream &OS, AsmPrinter *A, const TargetAsmInfo *T);
   virtual ~DwarfWriter();
   
diff --git a/include/llvm/CodeGen/ELFRelocation.h b/include/llvm/CodeGen/ELFRelocation.h
index e584e3e..c3f88f1 100644
--- a/include/llvm/CodeGen/ELFRelocation.h
+++ b/include/llvm/CodeGen/ELFRelocation.h
@@ -49,4 +49,3 @@ namespace llvm {
 } // end llvm namespace
 
 #endif // LLVM_CODEGEN_ELF_RELOCATION_H
-
diff --git a/include/llvm/CodeGen/FastISel.h b/include/llvm/CodeGen/FastISel.h
index 1cc8310..c35d43d 100644
--- a/include/llvm/CodeGen/FastISel.h
+++ b/include/llvm/CodeGen/FastISel.h
@@ -14,7 +14,6 @@
 #ifndef LLVM_CODEGEN_FASTISEL_H
 #define LLVM_CODEGEN_FASTISEL_H
 
-#include "llvm/BasicBlock.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/SmallSet.h"
 #include "llvm/CodeGen/SelectionDAGNodes.h"
diff --git a/include/llvm/CodeGen/FileWriters.h b/include/llvm/CodeGen/FileWriters.h
index cb7aea4..b3781e0 100644
--- a/include/llvm/CodeGen/FileWriters.h
+++ b/include/llvm/CodeGen/FileWriters.h
@@ -14,8 +14,6 @@
 #ifndef LLVM_CODEGEN_FILEWRITERS_H
 #define LLVM_CODEGEN_FILEWRITERS_H
 
-#include <iosfwd>
-
 namespace llvm {
 
   class PassManagerBase;
diff --git a/include/llvm/CodeGen/GCMetadataPrinter.h b/include/llvm/CodeGen/GCMetadataPrinter.h
index 1c0665b..b693b1b 100644
--- a/include/llvm/CodeGen/GCMetadataPrinter.h
+++ b/include/llvm/CodeGen/GCMetadataPrinter.h
@@ -23,8 +23,6 @@
 #include "llvm/CodeGen/GCMetadata.h"
 #include "llvm/CodeGen/GCStrategy.h"
 #include "llvm/Support/Registry.h"
-#include <iosfwd>
-#include <string>
 
 namespace llvm {
   
diff --git a/include/llvm/CodeGen/GCStrategy.h b/include/llvm/CodeGen/GCStrategy.h
index 80249bc..cd760db 100644
--- a/include/llvm/CodeGen/GCStrategy.h
+++ b/include/llvm/CodeGen/GCStrategy.h
@@ -38,7 +38,6 @@
 
 #include "llvm/CodeGen/GCMetadata.h"
 #include "llvm/Support/Registry.h"
-#include <iosfwd>
 #include <string>
 
 namespace llvm {
diff --git a/include/llvm/CodeGen/LinkAllAsmWriterComponents.h b/include/llvm/CodeGen/LinkAllAsmWriterComponents.h
index a1ba565..1673c89 100644
--- a/include/llvm/CodeGen/LinkAllAsmWriterComponents.h
+++ b/include/llvm/CodeGen/LinkAllAsmWriterComponents.h
@@ -34,4 +34,3 @@ namespace {
 }
 
 #endif // LLVM_CODEGEN_LINKALLASMWRITERCOMPONENTS_H
-
diff --git a/include/llvm/CodeGen/LiveIntervalAnalysis.h b/include/llvm/CodeGen/LiveIntervalAnalysis.h
index 6b08047..9dd5526 100644
--- a/include/llvm/CodeGen/LiveIntervalAnalysis.h
+++ b/include/llvm/CodeGen/LiveIntervalAnalysis.h
@@ -24,7 +24,6 @@
 #include "llvm/CodeGen/LiveInterval.h"
 #include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/Support/Allocator.h"
 #include <cmath>
diff --git a/include/llvm/CodeGen/LiveVariables.h b/include/llvm/CodeGen/LiveVariables.h
index 346fd96..0d932cf 100644
--- a/include/llvm/CodeGen/LiveVariables.h
+++ b/include/llvm/CodeGen/LiveVariables.h
@@ -32,7 +32,6 @@
 #include "llvm/CodeGen/MachineFunctionPass.h"
 #include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/SmallSet.h"
 #include "llvm/ADT/SmallVector.h"
 
 namespace llvm {
diff --git a/include/llvm/CodeGen/MachineConstantPool.h b/include/llvm/CodeGen/MachineConstantPool.h
index 79f4eef..cfa192a 100644
--- a/include/llvm/CodeGen/MachineConstantPool.h
+++ b/include/llvm/CodeGen/MachineConstantPool.h
@@ -20,7 +20,6 @@
 
 namespace llvm {
 
-class AsmPrinter;
 class Constant;
 class FoldingSetNodeID;
 class TargetData;
diff --git a/include/llvm/CodeGen/MachineDominators.h b/include/llvm/CodeGen/MachineDominators.h
index 7d1d9fe..5981e5a 100644
--- a/include/llvm/CodeGen/MachineDominators.h
+++ b/include/llvm/CodeGen/MachineDominators.h
@@ -16,9 +16,6 @@
 #define LLVM_CODEGEN_MACHINEDOMINATORS_H
 
 #include "llvm/CodeGen/MachineFunctionPass.h"
-#include "llvm/CodeGen/MachineBasicBlock.h"
-#include "llvm/CodeGen/MachineFunction.h"
-#include "llvm/CodeGen/MachineInstr.h"
 #include "llvm/Analysis/Dominators.h"
 #include "llvm/Analysis/DominatorInternals.h"
 
@@ -45,21 +42,13 @@ public:
   static char ID; // Pass ID, replacement for typeid
   DominatorTreeBase<MachineBasicBlock>* DT;
   
-  MachineDominatorTree() : MachineFunctionPass(intptr_t(&ID)) {
-    DT = new DominatorTreeBase<MachineBasicBlock>(false);
-  }
+  MachineDominatorTree();
   
-  ~MachineDominatorTree() {
-    DT->releaseMemory();
-    delete DT;
-  }
+  ~MachineDominatorTree();
   
   DominatorTreeBase<MachineBasicBlock>& getBase() { return *DT; }
   
-  virtual void getAnalysisUsage(AnalysisUsage &AU) const {
-    AU.setPreservesAll();
-    MachineFunctionPass::getAnalysisUsage(AU);
-  }
+  virtual void getAnalysisUsage(AnalysisUsage &AU) const;
   
   /// getRoots -  Return the root blocks of the current CFG.  This may include
   /// multiple blocks if we are computing post dominators.  For forward
@@ -77,11 +66,7 @@ public:
     return DT->getRootNode();
   }
   
-  virtual bool runOnMachineFunction(MachineFunction &F) {
-    DT->recalculate(F);
-    
-    return false;
-  }
+  virtual bool runOnMachineFunction(MachineFunction &F);
   
   inline bool dominates(MachineDomTreeNode* A, MachineDomTreeNode* B) const {
     return DT->dominates(A, B);
@@ -173,9 +158,7 @@ public:
   }
   
   
-  virtual void releaseMemory() { 
-    DT->releaseMemory();
-  }
+  virtual void releaseMemory();
   
   virtual void print(std::ostream &OS, const Module* M= 0) const {
     DT->print(OS, M);
diff --git a/include/llvm/CodeGen/MachineInstrBuilder.h b/include/llvm/CodeGen/MachineInstrBuilder.h
index ffe5fbe..d097362 100644
--- a/include/llvm/CodeGen/MachineInstrBuilder.h
+++ b/include/llvm/CodeGen/MachineInstrBuilder.h
@@ -17,7 +17,6 @@
 #ifndef LLVM_CODEGEN_MACHINEINSTRBUILDER_H
 #define LLVM_CODEGEN_MACHINEINSTRBUILDER_H
 
-#include "llvm/CodeGen/MachineBasicBlock.h"
 #include "llvm/CodeGen/MachineFunction.h"
 
 namespace llvm {
diff --git a/include/llvm/CodeGen/MachineLoopInfo.h b/include/llvm/CodeGen/MachineLoopInfo.h
index fa2d229..dc53507 100644
--- a/include/llvm/CodeGen/MachineLoopInfo.h
+++ b/include/llvm/CodeGen/MachineLoopInfo.h
@@ -31,9 +31,6 @@
 #define LLVM_CODEGEN_MACHINE_LOOP_INFO_H
 
 #include "llvm/CodeGen/MachineFunctionPass.h"
-#include "llvm/CodeGen/MachineBasicBlock.h"
-#include "llvm/CodeGen/MachineFunction.h"
-#include "llvm/CodeGen/MachineInstr.h"
 #include "llvm/Analysis/LoopInfo.h"
 
 namespace llvm {
diff --git a/include/llvm/CodeGen/RegisterCoalescer.h b/include/llvm/CodeGen/RegisterCoalescer.h
index 01d55fd..2e9ea55 100644
--- a/include/llvm/CodeGen/RegisterCoalescer.h
+++ b/include/llvm/CodeGen/RegisterCoalescer.h
@@ -13,22 +13,18 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/System/IncludeFile.h"
-#include "llvm/CodeGen/MachineInstr.h"
-#include "llvm/CodeGen/LiveIntervalAnalysis.h"
-#include "llvm/CodeGen/LiveVariables.h"
-#include "llvm/Target/TargetRegisterInfo.h"
+#include "llvm/CodeGen/LiveInterval.h"
+#include "llvm/ADT/SmallPtrSet.h"
 
 #ifndef LLVM_CODEGEN_REGISTER_COALESCER_H
 #define LLVM_CODEGEN_REGISTER_COALESCER_H
 
-namespace llvm 
-{
+namespace llvm {
+
   class MachineFunction;
   class RegallocQuery;
   class AnalysisUsage;
-  class LiveIntervals;
   class MachineInstr;
-  class TargetRegisterInfo;
 
   /// An abstract interface for register coalescers.  Coalescers must
   /// implement this interface to be part of the coalescer analysis
diff --git a/include/llvm/CodeGen/SelectionDAGNodes.h b/include/llvm/CodeGen/SelectionDAGNodes.h
index 74693dc..6acbc3f 100644
--- a/include/llvm/CodeGen/SelectionDAGNodes.h
+++ b/include/llvm/CodeGen/SelectionDAGNodes.h
@@ -19,7 +19,6 @@
 #ifndef LLVM_CODEGEN_SELECTIONDAGNODES_H
 #define LLVM_CODEGEN_SELECTIONDAGNODES_H
 
-#include "llvm/Value.h"
 #include "llvm/Constants.h"
 #include "llvm/ADT/FoldingSet.h"
 #include "llvm/ADT/GraphTraits.h"
diff --git a/include/llvm/CompilerDriver/Tool.h b/include/llvm/CompilerDriver/Tool.h
index 8e8f6e7..6756d1c 100644
--- a/include/llvm/CompilerDriver/Tool.h
+++ b/include/llvm/CompilerDriver/Tool.h
@@ -20,7 +20,6 @@
 #include "llvm/ADT/StringSet.h"
 #include "llvm/System/Path.h"
 
-#include <string>
 #include <vector>
 
 namespace llvmc {
diff --git a/include/llvm/Config/alloca.h b/include/llvm/Config/alloca.h
index 321cec1..9990507 100644
--- a/include/llvm/Config/alloca.h
+++ b/include/llvm/Config/alloca.h
@@ -47,4 +47,3 @@
 #endif
 
 #endif
-
diff --git a/include/llvm/Debugger/InferiorProcess.h b/include/llvm/Debugger/InferiorProcess.h
index a775d89..71d138b 100644
--- a/include/llvm/Debugger/InferiorProcess.h
+++ b/include/llvm/Debugger/InferiorProcess.h
@@ -135,4 +135,3 @@ namespace llvm {
 }  // end namespace llvm
 
 #endif
-
diff --git a/include/llvm/ExecutionEngine/ExecutionEngine.h b/include/llvm/ExecutionEngine/ExecutionEngine.h
index 327e9c6..a26c755 100644
--- a/include/llvm/ExecutionEngine/ExecutionEngine.h
+++ b/include/llvm/ExecutionEngine/ExecutionEngine.h
@@ -17,7 +17,6 @@
 
 #include <vector>
 #include <map>
-#include <cassert>
 #include <string>
 #include "llvm/System/Mutex.h"
 #include "llvm/ADT/SmallVector.h"
diff --git a/include/llvm/GlobalAlias.h b/include/llvm/GlobalAlias.h
index d689ad7..b106116 100644
--- a/include/llvm/GlobalAlias.h
+++ b/include/llvm/GlobalAlias.h
@@ -23,7 +23,6 @@ namespace llvm {
 
 class Module;
 class Constant;
-class PointerType;
 template<typename ValueSubClass, typename ItemParentClass>
   class SymbolTableListTraits;
 
diff --git a/include/llvm/GlobalVariable.h b/include/llvm/GlobalVariable.h
index 1f9bfd4..bcbf321 100644
--- a/include/llvm/GlobalVariable.h
+++ b/include/llvm/GlobalVariable.h
@@ -28,7 +28,6 @@ namespace llvm {
 
 class Module;
 class Constant;
-class PointerType;
 template<typename ValueSubClass, typename ItemParentClass>
   class SymbolTableListTraits;
 
diff --git a/include/llvm/Instructions.h b/include/llvm/Instructions.h
index b833c67..237c1a8 100644
--- a/include/llvm/Instructions.h
+++ b/include/llvm/Instructions.h
@@ -16,19 +16,16 @@
 #ifndef LLVM_INSTRUCTIONS_H
 #define LLVM_INSTRUCTIONS_H
 
-#include <iterator>
-
 #include "llvm/InstrTypes.h"
 #include "llvm/DerivedTypes.h"
 #include "llvm/Attributes.h"
 #include "llvm/BasicBlock.h"
 #include "llvm/ADT/SmallVector.h"
+#include <iterator>
 
 namespace llvm {
 
 class ConstantInt;
-class PointerType;
-class VectorType;
 class ConstantRange;
 class APInt;
 
diff --git a/include/llvm/Pass.h b/include/llvm/Pass.h
index 66cb189..dd012da 100644
--- a/include/llvm/Pass.h
+++ b/include/llvm/Pass.h
@@ -38,7 +38,6 @@
 
 namespace llvm {
 
-class Value;
 class BasicBlock;
 class Function;
 class Module;
diff --git a/include/llvm/PassManagers.h b/include/llvm/PassManagers.h
index e0c1bf2..22d5062 100644
--- a/include/llvm/PassManagers.h
+++ b/include/llvm/PassManagers.h
@@ -1,4 +1,4 @@
-//===- llvm/PassManager.h - Pass Inftrastructre classes  --------*- C++ -*-===//
+//===- llvm/PassManagers.h - Pass Infrastructure classes  -------*- C++ -*-===//
 //
 //                     The LLVM Compiler Infrastructure
 //
@@ -11,8 +11,8 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef PASSMANAGERS_H
-#define PASSMANAGERS_H
+#ifndef LLVM_PASSMANAGERS_H
+#define LLVM_PASSMANAGERS_H
 
 #include "llvm/PassManager.h"
 #include "llvm/ADT/SmallVector.h"
@@ -428,4 +428,3 @@ extern void StartPassTimer(llvm::Pass *);
 extern void StopPassTimer(llvm::Pass *);
 
 #endif
-
diff --git a/include/llvm/Support/Annotation.h b/include/llvm/Support/Annotation.h
index dcdcf22..ffc9296 100644
--- a/include/llvm/Support/Annotation.h
+++ b/include/llvm/Support/Annotation.h
@@ -22,7 +22,6 @@
 #ifndef LLVM_SUPPORT_ANNOTATION_H
 #define LLVM_SUPPORT_ANNOTATION_H
 
-#include <string>
 #include <cassert>
 
 namespace llvm {
diff --git a/include/llvm/Support/DataFlow.h b/include/llvm/Support/DataFlow.h
index 8d0ae0c..110e0e1 100644
--- a/include/llvm/Support/DataFlow.h
+++ b/include/llvm/Support/DataFlow.h
@@ -15,7 +15,6 @@
 #define LLVM_SUPPORT_DATAFLOW_H
 
 #include "llvm/User.h"
-#include "llvm/Value.h"
 #include "llvm/ADT/GraphTraits.h"
 
 namespace llvm {
diff --git a/include/llvm/Support/DebugInfoBuilder.h b/include/llvm/Support/DebugInfoBuilder.h
index 875ae41..4c12ca4 100644
--- a/include/llvm/Support/DebugInfoBuilder.h
+++ b/include/llvm/Support/DebugInfoBuilder.h
@@ -15,7 +15,7 @@
 #ifndef LLVM_SUPPORT_DEBUGINFOBUILDER_H
 #define LLVM_SUPPORT_DEBUGINFOBUILDER_H
 
-#include <llvm/Module.h>
+#include "llvm/Module.h"
 #include <string>
 
 namespace llvm {
diff --git a/include/llvm/Support/ELF.h b/include/llvm/Support/ELF.h
index 3a9c970..3552c87 100644
--- a/include/llvm/Support/ELF.h
+++ b/include/llvm/Support/ELF.h
@@ -23,7 +23,6 @@
 
 #include "llvm/Support/DataTypes.h"
 #include <cstring>
-#include <cstdlib>
 
 namespace llvm {
 
diff --git a/include/llvm/Support/IRBuilder.h b/include/llvm/Support/IRBuilder.h
index 5496a54..719e483 100644
--- a/include/llvm/Support/IRBuilder.h
+++ b/include/llvm/Support/IRBuilder.h
@@ -15,7 +15,6 @@
 #ifndef LLVM_SUPPORT_IRBUILDER_H
 #define LLVM_SUPPORT_IRBUILDER_H
 
-#include "llvm/BasicBlock.h"
 #include "llvm/Constants.h"
 #include "llvm/Instructions.h"
 #include "llvm/GlobalVariable.h"
diff --git a/include/llvm/Support/InstVisitor.h b/include/llvm/Support/InstVisitor.h
index 932e7fb..0b8a9bd 100644
--- a/include/llvm/Support/InstVisitor.h
+++ b/include/llvm/Support/InstVisitor.h
@@ -23,10 +23,6 @@ namespace llvm {
 #define HANDLE_INST(NUM, OPCODE, CLASS)   class CLASS;
 #include "llvm/Instruction.def"
 
-// Forward declare the intermediate types...
-class TerminatorInst; class BinaryOperator;
-class AllocationInst;
-
 #define DELEGATE(CLASS_TO_VISIT) \
   return static_cast<SubClass*>(this)-> \
                visit##CLASS_TO_VISIT(static_cast<CLASS_TO_VISIT&>(I))
diff --git a/include/llvm/Support/MutexGuard.h b/include/llvm/Support/MutexGuard.h
index 7237941..9958b97 100644
--- a/include/llvm/Support/MutexGuard.h
+++ b/include/llvm/Support/MutexGuard.h
@@ -15,7 +15,7 @@
 #ifndef LLVM_SUPPORT_MUTEXGUARD_H
 #define LLVM_SUPPORT_MUTEXGUARD_H
 
-#include <llvm/System/Mutex.h>
+#include "llvm/System/Mutex.h"
 
 namespace llvm {
   /// Instances of this class acquire a given Mutex Lock when constructed and
diff --git a/include/llvm/Support/PassNameParser.h b/include/llvm/Support/PassNameParser.h
index 961638c..e489e0a 100644
--- a/include/llvm/Support/PassNameParser.h
+++ b/include/llvm/Support/PassNameParser.h
@@ -129,4 +129,5 @@ public:
 };
 
 } // End llvm namespace
+
 #endif
diff --git a/include/llvm/Support/PredIteratorCache.h b/include/llvm/Support/PredIteratorCache.h
index 2de2a02..9eb7a77 100644
--- a/include/llvm/Support/PredIteratorCache.h
+++ b/include/llvm/Support/PredIteratorCache.h
@@ -59,4 +59,3 @@ namespace llvm {
 } // end namespace llvm
 
 #endif
-
diff --git a/include/llvm/Target/DarwinTargetAsmInfo.h b/include/llvm/Target/DarwinTargetAsmInfo.h
index 5813ce3..6241ffe 100644
--- a/include/llvm/Target/DarwinTargetAsmInfo.h
+++ b/include/llvm/Target/DarwinTargetAsmInfo.h
@@ -16,7 +16,6 @@
 #define LLVM_DARWIN_TARGET_ASM_INFO_H
 
 #include "llvm/Target/TargetAsmInfo.h"
-#include "llvm/Target/TargetMachine.h"
 
 namespace llvm {
   class GlobalValue;
diff --git a/include/llvm/Target/ELFTargetAsmInfo.h b/include/llvm/Target/ELFTargetAsmInfo.h
index d065df3..2eeff85 100644
--- a/include/llvm/Target/ELFTargetAsmInfo.h
+++ b/include/llvm/Target/ELFTargetAsmInfo.h
@@ -16,7 +16,6 @@
 #define LLVM_ELF_TARGET_ASM_INFO_H
 
 #include "llvm/Target/TargetAsmInfo.h"
-#include "llvm/Target/TargetMachine.h"
 
 namespace llvm {
   class GlobalValue;
diff --git a/include/llvm/Target/TargetELFWriterInfo.h b/include/llvm/Target/TargetELFWriterInfo.h
index f08e2e9..548cc077 100644
--- a/include/llvm/Target/TargetELFWriterInfo.h
+++ b/include/llvm/Target/TargetELFWriterInfo.h
@@ -16,8 +16,6 @@
 
 namespace llvm {
 
-  class MachineBasicBlock;
-
   //===--------------------------------------------------------------------===//
   //                          TargetELFWriterInfo
   //===--------------------------------------------------------------------===//
diff --git a/include/llvm/Target/TargetFrameInfo.h b/include/llvm/Target/TargetFrameInfo.h
index 836d872..3e26b9d 100644
--- a/include/llvm/Target/TargetFrameInfo.h
+++ b/include/llvm/Target/TargetFrameInfo.h
@@ -18,8 +18,6 @@
 
 namespace llvm {
 
-class MachineFunction;
-
 /// Information about stack frame layout on the target.  It holds the direction
 /// of stack growth, the known stack alignment on entry to each function, and
 /// the offset to the locals area.
diff --git a/include/llvm/Target/TargetInstrDesc.h b/include/llvm/Target/TargetInstrDesc.h
index 8378206..2f6e00c 100644
--- a/include/llvm/Target/TargetInstrDesc.h
+++ b/include/llvm/Target/TargetInstrDesc.h
@@ -15,8 +15,6 @@
 #ifndef LLVM_TARGET_TARGETINSTRDESC_H
 #define LLVM_TARGET_TARGETINSTRDESC_H
 
-#include <cassert>
-
 namespace llvm {
 
 class TargetRegisterClass;
diff --git a/include/llvm/Target/TargetJITInfo.h b/include/llvm/Target/TargetJITInfo.h
index e609337..1d06cd7 100644
--- a/include/llvm/Target/TargetJITInfo.h
+++ b/include/llvm/Target/TargetJITInfo.h
@@ -23,7 +23,6 @@
 namespace llvm {
   class Function;
   class GlobalValue;
-  class MachineBasicBlock;
   class MachineCodeEmitter;
   class MachineRelocation;
 
diff --git a/include/llvm/Target/TargetLowering.h b/include/llvm/Target/TargetLowering.h
index fbc933d..cbcfc53 100644
--- a/include/llvm/Target/TargetLowering.h
+++ b/include/llvm/Target/TargetLowering.h
@@ -22,9 +22,7 @@
 #ifndef LLVM_TARGET_TARGETLOWERING_H
 #define LLVM_TARGET_TARGETLOWERING_H
 
-#include "llvm/Constants.h"
 #include "llvm/InlineAsm.h"
-#include "llvm/Instructions.h"
 #include "llvm/CodeGen/SelectionDAGNodes.h"
 #include "llvm/CodeGen/RuntimeLibcalls.h"
 #include "llvm/ADT/APFloat.h"
@@ -36,6 +34,7 @@
 
 namespace llvm {
   class AllocaInst;
+  class CallInst;
   class Function;
   class FastISel;
   class MachineBasicBlock;
@@ -51,7 +50,6 @@ namespace llvm {
   class TargetRegisterClass;
   class TargetSubtarget;
   class Value;
-  class VectorType;
 
 //===----------------------------------------------------------------------===//
 /// TargetLowering - This class defines information used to lower LLVM code to
diff --git a/include/llvm/Target/TargetMachine.h b/include/llvm/Target/TargetMachine.h
index 38e377d..b8bfc83 100644
--- a/include/llvm/Target/TargetMachine.h
+++ b/include/llvm/Target/TargetMachine.h
@@ -16,7 +16,6 @@
 
 #include "llvm/Target/TargetInstrItineraries.h"
 #include <cassert>
-#include <iosfwd>
 
 namespace llvm {
 
@@ -78,7 +77,7 @@ class TargetMachine {
   TargetMachine(const TargetMachine &);   // DO NOT IMPLEMENT
   void operator=(const TargetMachine &);  // DO NOT IMPLEMENT
 protected: // Can only create subclasses.
-  TargetMachine() : AsmInfo(NULL) { }
+  TargetMachine() : AsmInfo(0) { }
 
   /// getSubtargetImpl - virtual method implemented by subclasses that returns
   /// a reference to that target's TargetSubtarget-derived member variable.
@@ -90,7 +89,7 @@ protected: // Can only create subclasses.
   
   /// createTargetAsmInfo - Create a new instance of target specific asm
   /// information.
-  virtual const TargetAsmInfo *createTargetAsmInfo() const { return NULL; }
+  virtual const TargetAsmInfo *createTargetAsmInfo() const { return 0; }
 
 public:
   virtual ~TargetMachine();
diff --git a/include/llvm/Target/TargetRegisterInfo.h b/include/llvm/Target/TargetRegisterInfo.h
index 105baef..fbc0bbc 100644
--- a/include/llvm/Target/TargetRegisterInfo.h
+++ b/include/llvm/Target/TargetRegisterInfo.h
@@ -16,7 +16,6 @@
 #ifndef LLVM_TARGET_TARGETREGISTERINFO_H
 #define LLVM_TARGET_TARGETREGISTERINFO_H
 
-#include "llvm/ADT/SmallVector.h"
 #include "llvm/CodeGen/MachineBasicBlock.h"
 #include "llvm/CodeGen/ValueTypes.h"
 #include <cassert>
@@ -26,12 +25,8 @@ namespace llvm {
 
 class BitVector;
 class MachineFunction;
-class MachineInstr;
 class MachineMove;
 class RegScavenger;
-class SDNode;
-class SelectionDAG;
-class Type;
 
 /// TargetRegisterDesc - This record contains all of the information known about
 /// a particular register.  The AliasSet field (if not null) contains a pointer
diff --git a/include/llvm/Transforms/Utils/Local.h b/include/llvm/Transforms/Utils/Local.h
index 3ccc612..35d2c0c 100644
--- a/include/llvm/Transforms/Utils/Local.h
+++ b/include/llvm/Transforms/Utils/Local.h
@@ -15,15 +15,18 @@
 #ifndef LLVM_TRANSFORMS_UTILS_LOCAL_H
 #define LLVM_TRANSFORMS_UTILS_LOCAL_H
 
-#include "llvm/Function.h"
-
 namespace llvm {
 
+class BasicBlock;
+class Instruction;
+class Value;
 class Pass;
 class PHINode;
 class AllocaInst;
 class ConstantExpr;
 class TargetData;
+
+template<typename T> class SmallVectorImpl;
   
 //===----------------------------------------------------------------------===//
 //  Local constant propagation.
@@ -84,12 +87,12 @@ bool SimplifyCFG(BasicBlock *BB);
 /// the alloca inserted to create a stack slot for X.
 ///
 AllocaInst *DemoteRegToStack(Instruction &X, bool VolatileLoads = false,
-                             Instruction *AllocaPoint = NULL);
+                             Instruction *AllocaPoint = 0);
 
 /// DemotePHIToStack - This function takes a virtual register computed by a phi
 /// node and replaces it with a slot in the stack frame, allocated via alloca.
 /// The phi node is deleted and it returns the pointer to the alloca inserted. 
-AllocaInst *DemotePHIToStack(PHINode *P, Instruction *AllocaPoint = NULL);
+AllocaInst *DemotePHIToStack(PHINode *P, Instruction *AllocaPoint = 0);
 
 } // End llvm namespace
 
diff --git a/include/llvm/TypeSymbolTable.h b/include/llvm/TypeSymbolTable.h
index f4e6410..0ed44ba 100644
--- a/include/llvm/TypeSymbolTable.h
+++ b/include/llvm/TypeSymbolTable.h
@@ -134,4 +134,3 @@ private:
 } // End llvm namespace
 
 #endif
-
diff --git a/lib/Analysis/EscapeAnalysis.cpp b/lib/Analysis/EscapeAnalysis.cpp
index 67cc600..c621c9f 100644
--- a/lib/Analysis/EscapeAnalysis.cpp
+++ b/lib/Analysis/EscapeAnalysis.cpp
@@ -14,8 +14,11 @@
 #define DEBUG_TYPE "escape-analysis"
 #include "llvm/Analysis/EscapeAnalysis.h"
 #include "llvm/Constants.h"
+#include "llvm/Instructions.h"
 #include "llvm/Module.h"
+#include "llvm/Analysis/AliasAnalysis.h"
 #include "llvm/Support/InstIterator.h"
+#include "llvm/Target/TargetData.h"
 #include "llvm/ADT/SmallPtrSet.h"
 #include <vector>
 using namespace llvm;
@@ -25,6 +28,12 @@ static RegisterPass<EscapeAnalysis> X("escape-analysis",
                                       "Pointer Escape Analysis", true, true);
 
 
+void EscapeAnalysis::getAnalysisUsage(AnalysisUsage &AU) const {
+  AU.addRequiredTransitive<TargetData>();
+  AU.addRequiredTransitive<AliasAnalysis>();
+  AU.setPreservesAll();
+}
+
 /// runOnFunction - Precomputation for escape analysis.  This collects all know
 /// "escape points" in the def-use graph of the function.  These are 
 /// instructions which allow their inputs to escape from the current function.  
diff --git a/lib/Analysis/ProfileInfoLoader.cpp b/lib/Analysis/ProfileInfoLoader.cpp
index 7328298..3a0a740 100644
--- a/lib/Analysis/ProfileInfoLoader.cpp
+++ b/lib/Analysis/ProfileInfoLoader.cpp
@@ -18,6 +18,7 @@
 #include "llvm/InstrTypes.h"
 #include "llvm/Support/Streams.h"
 #include <cstdio>
+#include <cstdlib>
 #include <map>
 using namespace llvm;
 
diff --git a/lib/Archive/ArchiveReader.cpp b/lib/Archive/ArchiveReader.cpp
index 8d607f0..b07e884 100644
--- a/lib/Archive/ArchiveReader.cpp
+++ b/lib/Archive/ArchiveReader.cpp
@@ -15,6 +15,7 @@
 #include "llvm/Bitcode/ReaderWriter.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Module.h"
+#include <cstdlib>
 #include <memory>
 using namespace llvm;
 
diff --git a/lib/AsmParser/LLLexer.h b/lib/AsmParser/LLLexer.h
index 5e9843c..adf053c 100644
--- a/lib/AsmParser/LLLexer.h
+++ b/lib/AsmParser/LLLexer.h
@@ -17,9 +17,7 @@
 #include "LLToken.h"
 #include "llvm/ADT/APSInt.h"
 #include "llvm/ADT/APFloat.h"
-#include <iosfwd>
 #include <string>
-#include <vector>
 
 namespace llvm {
   class MemoryBuffer;
diff --git a/lib/CodeGen/MachineDominators.cpp b/lib/CodeGen/MachineDominators.cpp
index 8f67993..f782048 100644
--- a/lib/CodeGen/MachineDominators.cpp
+++ b/lib/CodeGen/MachineDominators.cpp
@@ -26,3 +26,28 @@ static RegisterPass<MachineDominatorTree>
 E("machinedomtree", "MachineDominator Tree Construction", true);
 
 const PassInfo *const llvm::MachineDominatorsID = &E;
+
+void MachineDominatorTree::getAnalysisUsage(AnalysisUsage &AU) const {
+  AU.setPreservesAll();
+  MachineFunctionPass::getAnalysisUsage(AU);
+}
+
+bool MachineDominatorTree::runOnMachineFunction(MachineFunction &F) {
+  DT->recalculate(F);
+
+  return false;
+}
+
+MachineDominatorTree::MachineDominatorTree()
+    : MachineFunctionPass(intptr_t(&ID)) {
+  DT = new DominatorTreeBase<MachineBasicBlock>(false);
+}
+
+MachineDominatorTree::~MachineDominatorTree() {
+  DT->releaseMemory();
+  delete DT;
+}
+
+void MachineDominatorTree::releaseMemory() {
+  DT->releaseMemory();
+}
diff --git a/lib/CodeGen/MachineLICM.cpp b/lib/CodeGen/MachineLICM.cpp
index d0baaa8..10f52a6 100644
--- a/lib/CodeGen/MachineLICM.cpp
+++ b/lib/CodeGen/MachineLICM.cpp
@@ -20,7 +20,6 @@
 #include "llvm/Target/TargetRegisterInfo.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Target/TargetMachine.h"
-#include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Compiler.h"
diff --git a/lib/CodeGen/MachineSink.cpp b/lib/CodeGen/MachineSink.cpp
index 0f608d6..8711439 100644
--- a/lib/CodeGen/MachineSink.cpp
+++ b/lib/CodeGen/MachineSink.cpp
@@ -18,7 +18,6 @@
 #include "llvm/Target/TargetRegisterInfo.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Target/TargetMachine.h"
-#include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/Support/Compiler.h"
 #include "llvm/Support/Debug.h"
diff --git a/lib/CodeGen/PostRASchedulerList.cpp b/lib/CodeGen/PostRASchedulerList.cpp
index dc11400..1e72b12 100644
--- a/lib/CodeGen/PostRASchedulerList.cpp
+++ b/lib/CodeGen/PostRASchedulerList.cpp
@@ -32,10 +32,7 @@
 #include "llvm/Support/Compiler.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/ADT/Statistic.h"
-#include "llvm/ADT/DenseSet.h"
-#include "llvm/ADT/SmallVector.h"
 #include <map>
-#include <climits>
 using namespace llvm;
 
 STATISTIC(NumStalls, "Number of pipeline stalls");
diff --git a/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp
index 919b94c..1e7d0a8 100644
--- a/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/lib/CodeGen/RegAllocLinearScan.cpp
@@ -29,6 +29,7 @@
 #include "llvm/Target/TargetOptions.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/ADT/EquivalenceClasses.h"
+#include "llvm/ADT/SmallSet.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/Support/Debug.h"
diff --git a/lib/CodeGen/RegisterScavenging.cpp b/lib/CodeGen/RegisterScavenging.cpp
index ff593c1..9447ff2 100644
--- a/lib/CodeGen/RegisterScavenging.cpp
+++ b/lib/CodeGen/RegisterScavenging.cpp
@@ -24,6 +24,7 @@
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/ADT/SmallPtrSet.h"
+#include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/STLExtras.h"
 using namespace llvm;
 
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
index 7635c7e..436056c 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
@@ -24,9 +24,7 @@
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/Compiler.h"
-#include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/PriorityQueue.h"
-#include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/ADT/SmallSet.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/STLExtras.h"
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index c2b7d3f..3221de0 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -14,7 +14,6 @@
 #define DEBUG_TYPE "isel"
 #include "llvm/CodeGen/SelectionDAGISel.h"
 #include "SelectionDAGBuild.h"
-#include "llvm/ADT/BitVector.h"
 #include "llvm/Analysis/AliasAnalysis.h"
 #include "llvm/Constants.h"
 #include "llvm/CallingConv.h"
diff --git a/lib/CodeGen/SimpleRegisterCoalescing.h b/lib/CodeGen/SimpleRegisterCoalescing.h
index abe3929..71a64a2 100644
--- a/lib/CodeGen/SimpleRegisterCoalescing.h
+++ b/lib/CodeGen/SimpleRegisterCoalescing.h
@@ -15,11 +15,9 @@
 #define LLVM_CODEGEN_SIMPLE_REGISTER_COALESCING_H
 
 #include "llvm/CodeGen/MachineFunctionPass.h"
-#include "llvm/CodeGen/LiveInterval.h"
 #include "llvm/CodeGen/LiveIntervalAnalysis.h"
 #include "llvm/CodeGen/RegisterCoalescer.h"
 #include "llvm/ADT/BitVector.h"
-#include "llvm/ADT/IndexedMap.h"
 #include <queue>
 
 namespace llvm {
diff --git a/lib/CodeGen/TwoAddressInstructionPass.cpp b/lib/CodeGen/TwoAddressInstructionPass.cpp
index 52a54eb..1d97f67 100644
--- a/lib/CodeGen/TwoAddressInstructionPass.cpp
+++ b/lib/CodeGen/TwoAddressInstructionPass.cpp
@@ -42,7 +42,7 @@
 #include "llvm/Support/Debug.h"
 #include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/SmallPtrSet.h"
+#include "llvm/ADT/SmallSet.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/STLExtras.h"
 using namespace llvm;
diff --git a/lib/CodeGen/VirtRegMap.h b/lib/CodeGen/VirtRegMap.h
index 52c4486..8b494a7 100644
--- a/lib/CodeGen/VirtRegMap.h
+++ b/lib/CodeGen/VirtRegMap.h
@@ -21,6 +21,7 @@
 #include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/IndexedMap.h"
 #include "llvm/ADT/SmallPtrSet.h"
+#include "llvm/ADT/SmallVector.h"
 #include "llvm/Support/Streams.h"
 #include <map>
 
diff --git a/lib/Debugger/Debugger.cpp b/lib/Debugger/Debugger.cpp
index 78f48f6..b12d90a 100644
--- a/lib/Debugger/Debugger.cpp
+++ b/lib/Debugger/Debugger.cpp
@@ -18,6 +18,7 @@
 #include "llvm/Debugger/InferiorProcess.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/ADT/StringExtras.h"
+#include <cstdlib>
 #include <memory>
 using namespace llvm;
 
diff --git a/lib/ExecutionEngine/Interpreter/Interpreter.h b/lib/ExecutionEngine/Interpreter/Interpreter.h
index fc7da18..f9555b7 100644
--- a/lib/ExecutionEngine/Interpreter/Interpreter.h
+++ b/lib/ExecutionEngine/Interpreter/Interpreter.h
@@ -17,7 +17,6 @@
 #include "llvm/Function.h"
 #include "llvm/ExecutionEngine/ExecutionEngine.h"
 #include "llvm/ExecutionEngine/GenericValue.h"
-#include "llvm/ADT/APInt.h"
 #include "llvm/Support/InstVisitor.h"
 #include "llvm/Support/CallSite.h"
 #include "llvm/Target/TargetData.h"
diff --git a/lib/Target/ARM/ARM.h b/lib/Target/ARM/ARM.h
index 4b26b24..0358230 100644
--- a/lib/Target/ARM/ARM.h
+++ b/lib/Target/ARM/ARM.h
@@ -15,7 +15,6 @@
 #ifndef TARGET_ARM_H
 #define TARGET_ARM_H
 
-#include <iosfwd>
 #include <cassert>
 
 namespace llvm {
diff --git a/lib/Target/ARM/ARMConstantPoolValue.h b/lib/Target/ARM/ARMConstantPoolValue.h
index 7b10565..d2b9066 100644
--- a/lib/Target/ARM/ARMConstantPoolValue.h
+++ b/lib/Target/ARM/ARMConstantPoolValue.h
@@ -15,7 +15,7 @@
 #define LLVM_TARGET_ARM_CONSTANTPOOLVALUE_H
 
 #include "llvm/CodeGen/MachineConstantPool.h"
-#include <ostream>
+#include <iosfwd>
 
 namespace llvm {
 
diff --git a/lib/Target/Alpha/Alpha.h b/lib/Target/Alpha/Alpha.h
index f62270d..9af46d0 100644
--- a/lib/Target/Alpha/Alpha.h
+++ b/lib/Target/Alpha/Alpha.h
@@ -15,8 +15,6 @@
 #ifndef TARGET_ALPHA_H
 #define TARGET_ALPHA_H
 
-#include <iosfwd>
-
 namespace llvm {
 
   class AlphaTargetMachine;
diff --git a/lib/Target/Alpha/AlphaInstrInfo.cpp b/lib/Target/Alpha/AlphaInstrInfo.cpp
index bd6f2cf..fa8224f 100644
--- a/lib/Target/Alpha/AlphaInstrInfo.cpp
+++ b/lib/Target/Alpha/AlphaInstrInfo.cpp
@@ -15,6 +15,7 @@
 #include "AlphaInstrInfo.h"
 #include "AlphaGenInstrInfo.inc"
 #include "llvm/ADT/STLExtras.h"
+#include "llvm/ADT/SmallVector.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 using namespace llvm;
 
diff --git a/lib/Target/CellSPU/SPU.h b/lib/Target/CellSPU/SPU.h
index 776b9bf..a6a9110 100644
--- a/lib/Target/CellSPU/SPU.h
+++ b/lib/Target/CellSPU/SPU.h
@@ -16,7 +16,6 @@
 #define LLVM_TARGET_IBMCELLSPU_H
 
 #include "llvm/Support/DataTypes.h"
-#include <iosfwd>
 
 namespace llvm {
   class SPUTargetMachine;
diff --git a/lib/Target/IA64/IA64.h b/lib/Target/IA64/IA64.h
index 1fe1488..030a233 100644
--- a/lib/Target/IA64/IA64.h
+++ b/lib/Target/IA64/IA64.h
@@ -14,8 +14,6 @@
 #ifndef TARGET_IA64_H
 #define TARGET_IA64_H
 
-#include <iosfwd>
-
 namespace llvm {
 
 class IA64TargetMachine;
diff --git a/lib/Target/IA64/IA64InstrInfo.cpp b/lib/Target/IA64/IA64InstrInfo.cpp
index a9dce85..0a13c68 100644
--- a/lib/Target/IA64/IA64InstrInfo.cpp
+++ b/lib/Target/IA64/IA64InstrInfo.cpp
@@ -15,6 +15,7 @@
 #include "IA64.h"
 #include "IA64InstrBuilder.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
+#include "llvm/ADT/SmallVector.h"
 #include "IA64GenInstrInfo.inc"
 using namespace llvm;
 
diff --git a/lib/Target/MSIL/MSILWriter.h b/lib/Target/MSIL/MSILWriter.h
index c64ceee..45f5579 100644
--- a/lib/Target/MSIL/MSILWriter.h
+++ b/lib/Target/MSIL/MSILWriter.h
@@ -27,7 +27,6 @@
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetMachineRegistry.h"
 #include "llvm/Support/Mangler.h"
-#include <algorithm>
 #include <ios>
 using namespace llvm;
 
diff --git a/lib/Target/Mips/Mips.h b/lib/Target/Mips/Mips.h
index 1dc53ca..03f5a52 100644
--- a/lib/Target/Mips/Mips.h
+++ b/lib/Target/Mips/Mips.h
@@ -15,8 +15,6 @@
 #ifndef TARGET_MIPS_H
 #define TARGET_MIPS_H
 
-#include <iosfwd>
-
 namespace llvm {
   class MipsTargetMachine;
   class FunctionPass;
diff --git a/lib/Target/Mips/MipsMachineFunction.h b/lib/Target/Mips/MipsMachineFunction.h
index fd5658c..b95394e 100644
--- a/lib/Target/Mips/MipsMachineFunction.h
+++ b/lib/Target/Mips/MipsMachineFunction.h
@@ -14,6 +14,7 @@
 #ifndef MIPS_MACHINE_FUNCTION_INFO_H
 #define MIPS_MACHINE_FUNCTION_INFO_H
 
+#include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/VectorExtras.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
diff --git a/lib/Target/PIC16/PIC16.h b/lib/Target/PIC16/PIC16.h
index f35acd5..6850bd6 100644
--- a/lib/Target/PIC16/PIC16.h
+++ b/lib/Target/PIC16/PIC16.h
@@ -15,8 +15,6 @@
 #ifndef LLVM_TARGET_PIC16_H
 #define LLVM_TARGET_PIC16_H
 
-#include <iosfwd>
-
 namespace llvm {
   class PIC16TargetMachine;
   class FunctionPass;
diff --git a/lib/Target/PowerPC/PPC.h b/lib/Target/PowerPC/PPC.h
index 9a8e22e..773b9c1 100644
--- a/lib/Target/PowerPC/PPC.h
+++ b/lib/Target/PowerPC/PPC.h
@@ -15,9 +15,6 @@
 #ifndef LLVM_TARGET_POWERPC_H
 #define LLVM_TARGET_POWERPC_H
 
-#include <iosfwd>
-
-
 // GCC #defines PPC on Linux but we use it as our namespace name
 #undef PPC
 
diff --git a/lib/Target/PowerPC/PPCSubtarget.cpp b/lib/Target/PowerPC/PPCSubtarget.cpp
index e63368b..425d8e6 100644
--- a/lib/Target/PowerPC/PPCSubtarget.cpp
+++ b/lib/Target/PowerPC/PPCSubtarget.cpp
@@ -16,6 +16,7 @@
 #include "llvm/Module.h"
 #include "llvm/Target/TargetMachine.h"
 #include "PPCGenSubtarget.inc"
+#include <cstdlib>
 using namespace llvm;
 
 #if defined(__APPLE__)
diff --git a/lib/Target/Sparc/Sparc.h b/lib/Target/Sparc/Sparc.h
index 1096144..baac8f0 100644
--- a/lib/Target/Sparc/Sparc.h
+++ b/lib/Target/Sparc/Sparc.h
@@ -15,7 +15,6 @@
 #ifndef TARGET_SPARC_H
 #define TARGET_SPARC_H
 
-#include <iosfwd>
 #include <cassert>
 
 namespace llvm {
diff --git a/lib/Target/Sparc/SparcInstrInfo.cpp b/lib/Target/Sparc/SparcInstrInfo.cpp
index 8b07bcb..8601cbe 100644
--- a/lib/Target/Sparc/SparcInstrInfo.cpp
+++ b/lib/Target/Sparc/SparcInstrInfo.cpp
@@ -15,6 +15,7 @@
 #include "SparcSubtarget.h"
 #include "Sparc.h"
 #include "llvm/ADT/STLExtras.h"
+#include "llvm/ADT/SmallVector.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "SparcGenInstrInfo.inc"
 using namespace llvm;
diff --git a/lib/Target/X86/X86.h b/lib/Target/X86/X86.h
index 0c2d3b3..135787b 100644
--- a/lib/Target/X86/X86.h
+++ b/lib/Target/X86/X86.h
@@ -15,8 +15,6 @@
 #ifndef TARGET_X86_H
 #define TARGET_X86_H
 
-#include <iosfwd>
-
 namespace llvm {
 
 class X86TargetMachine;
diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp
index cb12a9d..9170c24 100644
--- a/lib/Target/X86/X86InstrInfo.cpp
+++ b/lib/Target/X86/X86InstrInfo.cpp
@@ -18,6 +18,7 @@
 #include "X86MachineFunctionInfo.h"
 #include "X86Subtarget.h"
 #include "X86TargetMachine.h"
+#include "llvm/DerivedTypes.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/CodeGen/MachineConstantPool.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
@@ -1913,7 +1914,7 @@ bool X86InstrInfo::restoreCalleeSavedRegisters(MachineBasicBlock &MBB,
 }
 
 static MachineInstr *FuseTwoAddrInst(MachineFunction &MF, unsigned Opcode,
-                                     const SmallVector<MachineOperand,4> &MOs,
+                                     const SmallVectorImpl<MachineOperand> &MOs,
                                  MachineInstr *MI, const TargetInstrInfo &TII) {
   // Create the base instruction with the memory operand as the first part.
   MachineInstr *NewMI = MF.CreateMachineInstr(TII.get(Opcode), true);
@@ -1939,7 +1940,7 @@ static MachineInstr *FuseTwoAddrInst(MachineFunction &MF, unsigned Opcode,
 
 static MachineInstr *FuseInst(MachineFunction &MF,
                               unsigned Opcode, unsigned OpNo,
-                              const SmallVector<MachineOperand,4> &MOs,
+                              const SmallVectorImpl<MachineOperand> &MOs,
                               MachineInstr *MI, const TargetInstrInfo &TII) {
   MachineInstr *NewMI = MF.CreateMachineInstr(TII.get(Opcode), true);
   MachineInstrBuilder MIB(NewMI);
@@ -1961,7 +1962,7 @@ static MachineInstr *FuseInst(MachineFunction &MF,
 }
 
 static MachineInstr *MakeM0Inst(const TargetInstrInfo &TII, unsigned Opcode,
-                                const SmallVector<MachineOperand,4> &MOs,
+                                const SmallVectorImpl<MachineOperand> &MOs,
                                 MachineInstr *MI) {
   MachineFunction &MF = *MI->getParent()->getParent();
   MachineInstrBuilder MIB = BuildMI(MF, TII.get(Opcode));
@@ -1977,7 +1978,7 @@ static MachineInstr *MakeM0Inst(const TargetInstrInfo &TII, unsigned Opcode,
 MachineInstr*
 X86InstrInfo::foldMemoryOperandImpl(MachineFunction &MF,
                                     MachineInstr *MI, unsigned i,
-                                    const SmallVector<MachineOperand,4> &MOs) const{
+                                    const SmallVectorImpl<MachineOperand> &MOs) const{
   const DenseMap<unsigned*, unsigned> *OpcodeTablePtr = NULL;
   bool isTwoAddrFold = false;
   unsigned NumOps = MI->getDesc().getNumOperands();
diff --git a/lib/Target/X86/X86InstrInfo.h b/lib/Target/X86/X86InstrInfo.h
index 21c9a1f..a75c5e6 100644
--- a/lib/Target/X86/X86InstrInfo.h
+++ b/lib/Target/X86/X86InstrInfo.h
@@ -17,7 +17,7 @@
 #include "llvm/Target/TargetInstrInfo.h"
 #include "X86.h"
 #include "X86RegisterInfo.h"
-#include "llvm/ADT/IndexedMap.h"
+#include "llvm/ADT/DenseMap.h"
 #include "llvm/Target/TargetRegisterInfo.h"
 
 namespace llvm {
@@ -447,7 +447,7 @@ private:
   MachineInstr* foldMemoryOperandImpl(MachineFunction &MF,
                                       MachineInstr* MI,
                                       unsigned OpNum,
-                                      const SmallVector<MachineOperand,4> &MOs) const;
+                                      const SmallVectorImpl<MachineOperand> &MOs) const;
 };
 
 } // End llvm namespace
diff --git a/lib/Target/X86/X86RegisterInfo.h b/lib/Target/X86/X86RegisterInfo.h
index 25d7b07..b51a533 100644
--- a/lib/Target/X86/X86RegisterInfo.h
+++ b/lib/Target/X86/X86RegisterInfo.h
@@ -14,8 +14,6 @@
 #ifndef X86REGISTERINFO_H
 #define X86REGISTERINFO_H
 
-#include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/SmallVector.h"
 #include "llvm/Target/TargetRegisterInfo.h"
 #include "X86GenRegisterInfo.h.inc"
 
diff --git a/lib/Target/X86/X86Subtarget.h b/lib/Target/X86/X86Subtarget.h
index 646a953..ded26e8 100644
--- a/lib/Target/X86/X86Subtarget.h
+++ b/lib/Target/X86/X86Subtarget.h
@@ -15,7 +15,6 @@
 #define X86SUBTARGET_H
 
 #include "llvm/Target/TargetSubtarget.h"
-
 #include <string>
 
 namespace llvm {
diff --git a/lib/Transforms/Utils/UnifyFunctionExitNodes.cpp b/lib/Transforms/Utils/UnifyFunctionExitNodes.cpp
index ba58fbd..848f2b8 100644
--- a/lib/Transforms/Utils/UnifyFunctionExitNodes.cpp
+++ b/lib/Transforms/Utils/UnifyFunctionExitNodes.cpp
@@ -20,7 +20,6 @@
 #include "llvm/Function.h"
 #include "llvm/Instructions.h"
 #include "llvm/Type.h"
-#include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/StringExtras.h"
 using namespace llvm;
 
diff --git a/lib/VMCore/Function.cpp b/lib/VMCore/Function.cpp
index 8210350..8eaff88 100644
--- a/lib/VMCore/Function.cpp
+++ b/lib/VMCore/Function.cpp
@@ -18,7 +18,6 @@
 #include "llvm/Support/LeakDetector.h"
 #include "llvm/Support/StringPool.h"
 #include "SymbolTableListTraitsImpl.h"
-#include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/StringExtras.h"
 using namespace llvm;