[llvm-commits] [llvm] r155816 - /llvm/trunk/lib/Transforms/Utils/BreakCriticalEdges.cpp

[Bill Wendling]

Author: void
Date: Mon Apr 30 05:25:51 2012
New Revision: 155816

URL: http://llvm.org/viewvc/llvm-project?rev=155816&view=rev
Log:
Use an ArrayRef instead of explicit vector type.

Modified:
    llvm/trunk/lib/Transforms/Utils/BreakCriticalEdges.cpp

Modified: llvm/trunk/lib/Transforms/Utils/BreakCriticalEdges.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Utils/BreakCriticalEdges.cpp?rev=155816&r1=155815&r2=155816&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Utils/BreakCriticalEdges.cpp (original)
+++ llvm/trunk/lib/Transforms/Utils/BreakCriticalEdges.cpp Mon Apr 30 05:25:51 2012
@@ -117,12 +117,12 @@
   return false;
 }
 
-/// CreatePHIsForSplitLoopExit - When a loop exit edge is split, LCSSA form
+/// createPHIsForSplitLoopExit - When a loop exit edge is split, LCSSA form
 /// may require new PHIs in the new exit block. This function inserts the
 /// new PHIs, as needed.  Preds is a list of preds inside the loop, SplitBB
 /// is the new loop exit block, and DestBB is the old loop exit, now the
 /// successor of SplitBB.
-static void CreatePHIsForSplitLoopExit(SmallVectorImpl<BasicBlock *> &Preds,
+static void createPHIsForSplitLoopExit(ArrayRef<BasicBlock *> Preds,
                                        BasicBlock *SplitBB,
                                        BasicBlock *DestBB) {
   // SplitBB shouldn't have anything non-trivial in it yet.
@@ -335,11 +335,8 @@
                "Split point for loop exit is contained in loop!");
 
         // Update LCSSA form in the newly created exit block.
-        if (P->mustPreserveAnalysisID(LCSSAID)) {
-          SmallVector<BasicBlock *, 1> OrigPred;
-          OrigPred.push_back(TIBB);
-          CreatePHIsForSplitLoopExit(OrigPred, NewBB, DestBB);
-        }
+        if (P->mustPreserveAnalysisID(LCSSAID))
+          createPHIsForSplitLoopExit(TIBB, NewBB, DestBB);
 
         // For each unique exit block...
         // FIXME: This code is functionally equivalent to the corresponding
@@ -374,7 +371,7 @@
             BasicBlock *NewExitBB =
               SplitBlockPredecessors(Exit, Preds, "split", P);
             if (P->mustPreserveAnalysisID(LCSSAID))
-              CreatePHIsForSplitLoopExit(Preds, NewExitBB, Exit);
+              createPHIsForSplitLoopExit(Preds, NewExitBB, Exit);
           }
         }
       }