From 42f9e96e97fd42cd71e7096ab7eb9eac7a9c8b32 Mon Sep 17 00:00:00 2001
From: Owen Anderson <resistor@mac.com>
Date: Tue, 13 Nov 2007 20:13:24 +0000
Subject: [PATCH] Run computeDomForest() on the set of registers that need to
 be tested for interference.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44064 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/StrongPHIElimination.cpp | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/lib/CodeGen/StrongPHIElimination.cpp b/lib/CodeGen/StrongPHIElimination.cpp
index a1654deceb2..d023b59277a 100644
--- a/lib/CodeGen/StrongPHIElimination.cpp
+++ b/lib/CodeGen/StrongPHIElimination.cpp
@@ -285,14 +285,15 @@ void StrongPHIElimination::processBlock(MachineBasicBlock* MBB) {
       } else {
         PHIUnion.insert(SrcReg);
         UnionedBlocks.insert(SrcInfo.DefInst->getParent());
-        
-        // DO STUFF HERE
-        
       }
-      
-      ProcessedNames.insert(PHIUnion.begin(), PHIUnion.end());
     }
     
+    std::vector<StrongPHIElimination::DomForestNode*> DF = 
+                                                     computeDomForest(PHIUnion);
+    
+    // DO STUFF HERE
+    
+    ProcessedNames.insert(PHIUnion.begin(), PHIUnion.end());
     ++P;
   }
 }