LiveIntervals.h.h - reduce AliasAnalysis.h include to forward declaration. NFC.

Fix implicit include dependencies in source files and replace legacy AliasAnalysis typedef with AAResults where necessary.

include/llvm/CodeGen/LiveIntervals.h

@@ -22,7 +22,6 @@
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/IndexedMap.h"
 #include "llvm/ADT/SmallVector.h"
-#include "llvm/Analysis/AliasAnalysis.h"
 #include "llvm/CodeGen/LiveInterval.h"
 #include "llvm/CodeGen/MachineBasicBlock.h"
 #include "llvm/CodeGen/MachineFunctionPass.h"
@@ -40,6 +39,7 @@ namespace llvm {
 
 extern cl::opt<bool> UseSegmentSetForPhysRegs;
 
+class AAResults;
 class BitVector;
 class LiveIntervalCalc;
 class MachineBlockFrequencyInfo;
@@ -56,7 +56,7 @@ class VirtRegMap;
     MachineRegisterInfo* MRI;
     const TargetRegisterInfo* TRI;
     const TargetInstrInfo* TII;
-    AliasAnalysis *AA;
+    AAResults *AA;
     SlotIndexes* Indexes;
     MachineDominatorTree *DomTree = nullptr;
     LiveIntervalCalc *LICalc = nullptr;
@@ -212,7 +212,7 @@ class VirtRegMap;
       return Indexes;
     }
 
-    AliasAnalysis *getAliasAnalysis() const {
+    AAResults *getAliasAnalysis() const {
       return AA;
     }
 

lib/CodeGen/ModuloSchedule.cpp

@@ -8,6 +8,7 @@
 
 #include "llvm/CodeGen/ModuloSchedule.h"
 #include "llvm/ADT/StringExtras.h"
+#include "llvm/Analysis/MemoryLocation.h"
 #include "llvm/CodeGen/LiveIntervals.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineLoopUtils.h"

lib/CodeGen/ScheduleDAGInstrs.cpp

@@ -18,6 +18,7 @@
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/SparseSet.h"
 #include "llvm/ADT/iterator_range.h"
+#include "llvm/Analysis/AliasAnalysis.h"
 #include "llvm/Analysis/ValueTracking.h"
 #include "llvm/CodeGen/LiveIntervals.h"
 #include "llvm/CodeGen/LivePhysRegs.h"

lib/CodeGen/SplitKit.cpp

@@ -19,6 +19,7 @@
 #include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/Statistic.h"
+#include "llvm/Analysis/AliasAnalysis.h"
 #include "llvm/CodeGen/LiveInterval.h"
 #include "llvm/CodeGen/LiveIntervalCalc.h"
 #include "llvm/CodeGen/LiveIntervals.h"

lib/CodeGen/SplitKit.h

@@ -34,6 +34,7 @@
 
 namespace llvm {
 
+class AAResults;
 class LiveIntervals;
 class LiveRangeEdit;
 class MachineBlockFrequencyInfo;
@@ -256,7 +257,7 @@ public:
 ///
 class LLVM_LIBRARY_VISIBILITY SplitEditor {
   SplitAnalysis &SA;
-  AliasAnalysis &AA;
+  AAResults &AA;
   LiveIntervals &LIS;
   VirtRegMap &VRM;
   MachineRegisterInfo &MRI;
@@ -442,7 +443,7 @@ private:
 public:
   /// Create a new SplitEditor for editing the LiveInterval analyzed by SA.
   /// Newly created intervals will be appended to newIntervals.
-  SplitEditor(SplitAnalysis &sa, AliasAnalysis &aa, LiveIntervals &lis,
+  SplitEditor(SplitAnalysis &sa, AAResults &aa, LiveIntervals &lis,
               VirtRegMap &vrm, MachineDominatorTree &mdt,
               MachineBlockFrequencyInfo &mbfi);
 

lib/Target/PowerPC/PPCInstrInfo.cpp

@@ -19,6 +19,7 @@
 #include "PPCTargetMachine.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/Statistic.h"
+#include "llvm/Analysis/AliasAnalysis.h"
 #include "llvm/CodeGen/LiveIntervals.h"
 #include "llvm/CodeGen/MachineFrameInfo.h"
 #include "llvm/CodeGen/MachineFunctionPass.h"