Roll out r126169 and r126170 in an attempt to fix the selfhost bot.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126185 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 18 deletions

diff --git a/include/llvm/CodeGen/FunctionLoweringInfo.h b/include/llvm/CodeGen/FunctionLoweringInfo.h
index 6bc10df..27631b7 100644
--- a/include/llvm/CodeGen/FunctionLoweringInfo.h
+++ b/include/llvm/CodeGen/FunctionLoweringInfo.h
@@ -101,30 +101,14 @@ public:
 #endif
 
   struct LiveOutInfo {
-    unsigned NumSignBits : 31;
-    bool IsValid : 1;
+    unsigned NumSignBits;
     APInt KnownOne, KnownZero;
-    LiveOutInfo() : NumSignBits(0), IsValid(false), KnownOne(1, 0),
-                    KnownZero(1, 0) {}
+    LiveOutInfo() : NumSignBits(0), KnownOne(1, 0), KnownZero(1, 0) {}
   };
   
   /// LiveOutRegInfo - Information about live out vregs.
   IndexedMap<LiveOutInfo, VirtReg2IndexFunctor> LiveOutRegInfo;
 
-  /// VisitedBBs - Basic blocks that have been visited by reverse postorder.
-  DenseSet<const BasicBlock*> VisitedBBs;
-
-  /// AllPredsVisited - Tracks whether all predecessors of the current basic
-  /// block have already been visited.
-  bool AllPredsVisited;
-
-  /// PHIDestRegs - Virtual registers that are the destinations of PHIs.
-  DenseSet<unsigned> PHIDestRegs;
-
-  /// PHISrcToDestMap - Maps the virtual register defining a PHI's source to the
-  /// virtual register defining its destination.
-  DenseMap<unsigned, unsigned> PHISrcToDestMap;
-
   /// PHINodesToUpdate - A list of phi instructions whose operand list will
   /// be updated after processing the current basic block.
   /// TODO: This isn't per-function state, it's per-basic-block state. But