[llvm-commits] [llvm] r40606 - /llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp

[Devang Patel]

Author: dpatel
Date: Mon Jul 30 16:10:44 2007
New Revision: 40606

URL: http://llvm.org/viewvc/llvm-project?rev=40606&view=rev
Log:
Remove dead code.


Modified:
    llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp

Modified: llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp
URL: 
http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp?rev=40606&r1=40605&r2=40606&view=diff

==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/LoopUnswitch.cpp Mon Jul 30 16:10:44 2007
@@ -452,28 +452,22 @@
   else
      OrigIDom = OrigIDomNode->getBlock();
 
-   // Initially use Orig's immediate dominator as NewBB's immediate dominator.
-   BasicBlock *NewIDom = OrigIDom;
-   DenseMap<const Value*, Value*>::iterator I = VM.find(OrigIDom);
-   if (I != VM.end()) {
-     //    if (!DT->getNode(OrigIDom))
-     // CloneDomInfo(NewIDom, OrigIDom, NewPreheader, OrigPreheader, 
-     //              OrigHeader, DT, DF, VM);
-
-     NewIDom = cast<BasicBlock>(I->second);
-
-     // If NewIDom does not have corresponding dominatore tree node then
-     // get one.
-     if (!DT->getNode(NewIDom))
+  // Initially use Orig's immediate dominator as NewBB's immediate dominator.
+  BasicBlock *NewIDom = OrigIDom;
+  DenseMap<const Value*, Value*>::iterator I = VM.find(OrigIDom);
+  if (I != VM.end()) {
+    NewIDom = cast<BasicBlock>(I->second);
+    
+    // If NewIDom does not have corresponding dominatore tree node then
+    // get one.
+    if (!DT->getNode(NewIDom))
       CloneDomInfo(NewIDom, OrigIDom, NewPreheader, OrigPreheader, 
                    OrigHeader, DT, DF, VM);
   }
-   //  if (NewBB == NewIDom) {
-   // DT->addNewBlock(NewBB, OrigIDom);
-   // DT->changeImmediateDominator(NewBB, NewIDom);
-   //} else
-    DT->addNewBlock(NewBB, NewIDom);
-
+  
+  DT->addNewBlock(NewBB, NewIDom);
+  
+  // Copy cloned dominance frontiner set
   DominanceFrontier::DomSetType NewDFSet;
   if (DF) {
     DominanceFrontier::iterator DFI = DF->find(Orig);


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