diff --git a/lib/CodeGen/LiveIntervalUnion.h b/include/llvm/CodeGen/LiveIntervalUnion.h
similarity index 100%
rename from lib/CodeGen/LiveIntervalUnion.h
rename to include/llvm/CodeGen/LiveIntervalUnion.h
diff --git a/lib/CodeGen/LiveRegMatrix.h b/include/llvm/CodeGen/LiveRegMatrix.h
similarity index 99%
rename from lib/CodeGen/LiveRegMatrix.h
rename to include/llvm/CodeGen/LiveRegMatrix.h
index 8f22c24478f..a794e358617 100644
--- a/lib/CodeGen/LiveRegMatrix.h
+++ b/include/llvm/CodeGen/LiveRegMatrix.h
@@ -24,7 +24,7 @@
 #ifndef LLVM_CODEGEN_LIVEREGMATRIX_H
 #define LLVM_CODEGEN_LIVEREGMATRIX_H
 
-#include "LiveIntervalUnion.h"
+#include "llvm/CodeGen/LiveIntervalUnion.h"
 #include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/OwningPtr.h"
 #include "llvm/CodeGen/MachineFunctionPass.h"
diff --git a/lib/CodeGen/VirtRegMap.h b/include/llvm/CodeGen/VirtRegMap.h
similarity index 100%
rename from lib/CodeGen/VirtRegMap.h
rename to include/llvm/CodeGen/VirtRegMap.h
diff --git a/lib/CodeGen/AllocationOrder.cpp b/lib/CodeGen/AllocationOrder.cpp
index 7cde136c5ef..96c907aa9c4 100644
--- a/lib/CodeGen/AllocationOrder.cpp
+++ b/lib/CodeGen/AllocationOrder.cpp
@@ -15,9 +15,9 @@
 //===----------------------------------------------------------------------===//
 
 #include "AllocationOrder.h"
-#include "VirtRegMap.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/RegisterClassInfo.h"
+#include "llvm/CodeGen/VirtRegMap.h"
 
 using namespace llvm;
 
diff --git a/lib/CodeGen/InlineSpiller.cpp b/lib/CodeGen/InlineSpiller.cpp
index 37828a70b56..fe1db762ae0 100644
--- a/lib/CodeGen/InlineSpiller.cpp
+++ b/lib/CodeGen/InlineSpiller.cpp
@@ -14,7 +14,6 @@
 
 #define DEBUG_TYPE "regalloc"
 #include "Spiller.h"
-#include "VirtRegMap.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/ADT/TinyPtrVector.h"
 #include "llvm/Analysis/AliasAnalysis.h"
@@ -27,6 +26,7 @@
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineLoopInfo.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
+#include "llvm/CodeGen/VirtRegMap.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Support/CommandLine.h"
diff --git a/lib/CodeGen/InterferenceCache.h b/lib/CodeGen/InterferenceCache.h
index 3c928a50864..c02fb9a1ee2 100644
--- a/lib/CodeGen/InterferenceCache.h
+++ b/lib/CodeGen/InterferenceCache.h
@@ -15,7 +15,7 @@
 #ifndef LLVM_CODEGEN_INTERFERENCECACHE
 #define LLVM_CODEGEN_INTERFERENCECACHE
 
-#include "LiveIntervalUnion.h"
+#include "llvm/CodeGen/LiveIntervalUnion.h"
 
 namespace llvm {
 
diff --git a/lib/CodeGen/LiveDebugVariables.cpp b/lib/CodeGen/LiveDebugVariables.cpp
index defc1279ec8..76ed35c8920 100644
--- a/lib/CodeGen/LiveDebugVariables.cpp
+++ b/lib/CodeGen/LiveDebugVariables.cpp
@@ -21,7 +21,6 @@
 
 #define DEBUG_TYPE "livedebug"
 #include "LiveDebugVariables.h"
-#include "VirtRegMap.h"
 #include "llvm/Constants.h"
 #include "llvm/DebugInfo.h"
 #include "llvm/Metadata.h"
@@ -35,6 +34,7 @@
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/Passes.h"
+#include "llvm/CodeGen/VirtRegMap.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Target/TargetInstrInfo.h"
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp
index 4e75d892e52..c2610dc15d6 100644
--- a/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -24,6 +24,7 @@
 #include "llvm/CodeGen/MachineInstr.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/Passes.h"
+#include "llvm/CodeGen/VirtRegMap.h"
 #include "llvm/Target/TargetRegisterInfo.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Target/TargetMachine.h"
@@ -34,7 +35,6 @@
 #include "llvm/ADT/DenseSet.h"
 #include "llvm/ADT/STLExtras.h"
 #include "LiveRangeCalc.h"
-#include "VirtRegMap.h"
 #include <algorithm>
 #include <limits>
 #include <cmath>
diff --git a/lib/CodeGen/LiveIntervalUnion.cpp b/lib/CodeGen/LiveIntervalUnion.cpp
index 679c1807aac..430a660f2d5 100644
--- a/lib/CodeGen/LiveIntervalUnion.cpp
+++ b/lib/CodeGen/LiveIntervalUnion.cpp
@@ -14,7 +14,7 @@
 //===----------------------------------------------------------------------===//
 
 #define DEBUG_TYPE "regalloc"
-#include "LiveIntervalUnion.h"
+#include "llvm/CodeGen/LiveIntervalUnion.h"
 #include "llvm/ADT/SparseBitVector.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/raw_ostream.h"
diff --git a/lib/CodeGen/LiveRangeEdit.cpp b/lib/CodeGen/LiveRangeEdit.cpp
index f8fbc7ddf0c..47f9ee55a55 100644
--- a/lib/CodeGen/LiveRangeEdit.cpp
+++ b/lib/CodeGen/LiveRangeEdit.cpp
@@ -12,13 +12,13 @@
 //===----------------------------------------------------------------------===//
 
 #define DEBUG_TYPE "regalloc"
-#include "VirtRegMap.h"
 #include "llvm/ADT/SetVector.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/CodeGen/CalcSpillWeights.h"
 #include "llvm/CodeGen/LiveIntervalAnalysis.h"
 #include "llvm/CodeGen/LiveRangeEdit.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
+#include "llvm/CodeGen/VirtRegMap.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/raw_ostream.h"
diff --git a/lib/CodeGen/LiveRegMatrix.cpp b/lib/CodeGen/LiveRegMatrix.cpp
index 7f22478d01c..f0989b6b1a9 100644
--- a/lib/CodeGen/LiveRegMatrix.cpp
+++ b/lib/CodeGen/LiveRegMatrix.cpp
@@ -12,12 +12,12 @@
 //===----------------------------------------------------------------------===//
 
 #define DEBUG_TYPE "regalloc"
-#include "LiveRegMatrix.h"
 #include "RegisterCoalescer.h"
-#include "VirtRegMap.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/LiveIntervalAnalysis.h"
+#include "llvm/CodeGen/LiveRegMatrix.h"
+#include "llvm/CodeGen/VirtRegMap.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetRegisterInfo.h"
 #include "llvm/Support/Debug.h"
diff --git a/lib/CodeGen/RegAllocBase.cpp b/lib/CodeGen/RegAllocBase.cpp
index 993dbc71ded..c0355903574 100644
--- a/lib/CodeGen/RegAllocBase.cpp
+++ b/lib/CodeGen/RegAllocBase.cpp
@@ -14,14 +14,14 @@
 
 #define DEBUG_TYPE "regalloc"
 #include "RegAllocBase.h"
-#include "LiveRegMatrix.h"
 #include "Spiller.h"
-#include "VirtRegMap.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/CodeGen/LiveIntervalAnalysis.h"
 #include "llvm/CodeGen/LiveRangeEdit.h"
+#include "llvm/CodeGen/LiveRegMatrix.h"
 #include "llvm/CodeGen/MachineInstr.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
+#include "llvm/CodeGen/VirtRegMap.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetRegisterInfo.h"
 #ifndef NDEBUG
diff --git a/lib/CodeGen/RegAllocBase.h b/lib/CodeGen/RegAllocBase.h
index db0c8e13d30..e0e8e343588 100644
--- a/lib/CodeGen/RegAllocBase.h
+++ b/lib/CodeGen/RegAllocBase.h
@@ -37,8 +37,8 @@
 #ifndef LLVM_CODEGEN_REGALLOCBASE
 #define LLVM_CODEGEN_REGALLOCBASE
 
-#include "LiveIntervalUnion.h"
 #include "llvm/CodeGen/RegisterClassInfo.h"
+#include "llvm/CodeGen/LiveIntervalUnion.h"
 #include "llvm/ADT/OwningPtr.h"
 
 namespace llvm {
diff --git a/lib/CodeGen/RegAllocBasic.cpp b/lib/CodeGen/RegAllocBasic.cpp
index 8a49609552a..1e351b65444 100644
--- a/lib/CodeGen/RegAllocBasic.cpp
+++ b/lib/CodeGen/RegAllocBasic.cpp
@@ -17,13 +17,12 @@
 #include "RegAllocBase.h"
 #include "LiveDebugVariables.h"
 #include "Spiller.h"
-#include "VirtRegMap.h"
-#include "LiveRegMatrix.h"
 #include "llvm/Analysis/AliasAnalysis.h"
 #include "llvm/PassAnalysisSupport.h"
 #include "llvm/CodeGen/CalcSpillWeights.h"
 #include "llvm/CodeGen/LiveIntervalAnalysis.h"
 #include "llvm/CodeGen/LiveRangeEdit.h"
+#include "llvm/CodeGen/LiveRegMatrix.h"
 #include "llvm/CodeGen/LiveStackAnalysis.h"
 #include "llvm/CodeGen/MachineFunctionPass.h"
 #include "llvm/CodeGen/MachineInstr.h"
@@ -31,6 +30,7 @@
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/Passes.h"
 #include "llvm/CodeGen/RegAllocRegistry.h"
+#include "llvm/CodeGen/VirtRegMap.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetOptions.h"
 #include "llvm/Target/TargetRegisterInfo.h"
diff --git a/lib/CodeGen/RegAllocGreedy.cpp b/lib/CodeGen/RegAllocGreedy.cpp
index 06f69c1e0d1..e772379f00d 100644
--- a/lib/CodeGen/RegAllocGreedy.cpp
+++ b/lib/CodeGen/RegAllocGreedy.cpp
@@ -16,12 +16,11 @@
 #include "AllocationOrder.h"
 #include "InterferenceCache.h"
 #include "LiveDebugVariables.h"
-#include "LiveRegMatrix.h"
 #include "RegAllocBase.h"
 #include "Spiller.h"
 #include "SpillPlacement.h"
 #include "SplitKit.h"
-#include "VirtRegMap.h"
+#include "llvm/CodeGen/VirtRegMap.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/Analysis/AliasAnalysis.h"
 #include "llvm/PassAnalysisSupport.h"
@@ -29,6 +28,7 @@
 #include "llvm/CodeGen/EdgeBundles.h"
 #include "llvm/CodeGen/LiveIntervalAnalysis.h"
 #include "llvm/CodeGen/LiveRangeEdit.h"
+#include "llvm/CodeGen/LiveRegMatrix.h"
 #include "llvm/CodeGen/LiveStackAnalysis.h"
 #include "llvm/CodeGen/MachineDominators.h"
 #include "llvm/CodeGen/MachineFunctionPass.h"
diff --git a/lib/CodeGen/RegAllocPBQP.cpp b/lib/CodeGen/RegAllocPBQP.cpp
index 02ebce7a11a..e2110bfcd62 100644
--- a/lib/CodeGen/RegAllocPBQP.cpp
+++ b/lib/CodeGen/RegAllocPBQP.cpp
@@ -32,7 +32,6 @@
 #define DEBUG_TYPE "regalloc"
 
 #include "Spiller.h"
-#include "VirtRegMap.h"
 #include "RegisterCoalescer.h"
 #include "llvm/Module.h"
 #include "llvm/Analysis/AliasAnalysis.h"
@@ -49,6 +48,7 @@
 #include "llvm/CodeGen/PBQP/Graph.h"
 #include "llvm/CodeGen/PBQP/Heuristics/Briggs.h"
 #include "llvm/CodeGen/RegAllocRegistry.h"
+#include "llvm/CodeGen/VirtRegMap.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/raw_ostream.h"
 #include "llvm/Target/TargetInstrInfo.h"
diff --git a/lib/CodeGen/RegisterCoalescer.cpp b/lib/CodeGen/RegisterCoalescer.cpp
index fcdc1765811..9b52d9b126b 100644
--- a/lib/CodeGen/RegisterCoalescer.cpp
+++ b/lib/CodeGen/RegisterCoalescer.cpp
@@ -16,7 +16,6 @@
 #define DEBUG_TYPE "regalloc"
 #include "RegisterCoalescer.h"
 #include "LiveDebugVariables.h"
-#include "VirtRegMap.h"
 
 #include "llvm/Pass.h"
 #include "llvm/Value.h"
@@ -33,6 +32,7 @@
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/Passes.h"
 #include "llvm/CodeGen/RegisterClassInfo.h"
+#include "llvm/CodeGen/VirtRegMap.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/ErrorHandling.h"
diff --git a/lib/CodeGen/Spiller.cpp b/lib/CodeGen/Spiller.cpp
index 4cd22eb60f5..b136860abb4 100644
--- a/lib/CodeGen/Spiller.cpp
+++ b/lib/CodeGen/Spiller.cpp
@@ -10,7 +10,6 @@
 #define DEBUG_TYPE "spiller"
 
 #include "Spiller.h"
-#include "VirtRegMap.h"
 #include "llvm/CodeGen/LiveIntervalAnalysis.h"
 #include "llvm/CodeGen/LiveRangeEdit.h"
 #include "llvm/CodeGen/LiveStackAnalysis.h"
@@ -19,6 +18,7 @@
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineLoopInfo.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
+#include "llvm/CodeGen/VirtRegMap.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Support/CommandLine.h"
diff --git a/lib/CodeGen/SplitKit.cpp b/lib/CodeGen/SplitKit.cpp
index dca15ee7580..0a3818e43ff 100644
--- a/lib/CodeGen/SplitKit.cpp
+++ b/lib/CodeGen/SplitKit.cpp
@@ -14,7 +14,6 @@
 
 #define DEBUG_TYPE "regalloc"
 #include "SplitKit.h"
-#include "VirtRegMap.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/CodeGen/LiveIntervalAnalysis.h"
 #include "llvm/CodeGen/LiveRangeEdit.h"
@@ -22,6 +21,7 @@
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineLoopInfo.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
+#include "llvm/CodeGen/VirtRegMap.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/raw_ostream.h"
 #include "llvm/Target/TargetInstrInfo.h"
diff --git a/lib/CodeGen/VirtRegMap.cpp b/lib/CodeGen/VirtRegMap.cpp
index bb93bdc0bc2..dc133145f60 100644
--- a/lib/CodeGen/VirtRegMap.cpp
+++ b/lib/CodeGen/VirtRegMap.cpp
@@ -17,7 +17,7 @@
 //===----------------------------------------------------------------------===//
 
 #define DEBUG_TYPE "regalloc"
-#include "VirtRegMap.h"
+#include "llvm/CodeGen/VirtRegMap.h"
 #include "LiveDebugVariables.h"
 #include "llvm/CodeGen/LiveIntervalAnalysis.h"
 #include "llvm/CodeGen/LiveStackAnalysis.h"