make sure that -view-isel-dags is the input to the isel, not the input to

the second phase of dag combining

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23631 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index e9edc3e85b290ddf31e726a61ffd49257a94688e..f7b5478f3ebc18f526775374108628890239231d 100644 (file)
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -1302,11 +1302,11 @@ void SelectionDAGISel::SelectBasicBlock(BasicBlock *LLVMBB, MachineFunction &MF,
   DEBUG(std::cerr << "Legalized selection DAG:\n");
   DEBUG(DAG.dump());
 
-  if (ViewDAGs) DAG.viewGraph();
-
   // Run the DAG combiner in post-legalize mode, if we are told to do so
   if (CombinerEnabled) DAG.Combine(true);
   
+  if (ViewDAGs) DAG.viewGraph();
+  
   // Third, instruction select all of the operations to machine code, adding the
   // code to the MachineBasicBlock.
   InstructionSelectBasicBlock(DAG);