Author: djg Date: Mon Oct 8 10:12:17 2007 New Revision: 42749 URL: http://llvm.org/viewvc/llvm-project?rev=42749&view=rev Log: In -debug mode, dump SelectionDAGs both before and after the optimization passes.
Modified: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp Modified: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp?rev=42749&r1=42748&r2=42749&view=diff ============================================================================== --- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp (original) +++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp Mon Oct 8 10:12:17 2007 @@ -4624,10 +4624,13 @@ } void SelectionDAGISel::CodeGenAndEmitDAG(SelectionDAG &DAG) { + DOUT << "Lowered selection DAG:\n"; + DEBUG(DAG.dump()); + // Run the DAG combiner in pre-legalize mode. DAG.Combine(false, *AA); - DOUT << "Lowered selection DAG:\n"; + DOUT << "Optimized lowered selection DAG:\n"; DEBUG(DAG.dump()); // Second step, hack on the DAG until it only uses operations and types that @@ -4640,6 +4643,9 @@ // Run the DAG combiner in post-legalize mode. DAG.Combine(true, *AA); + DOUT << "Optimized legalized selection DAG:\n"; + DEBUG(DAG.dump()); + if (ViewISelDAGs) DAG.viewGraph(); // Third, instruction select all of the operations to machine code, adding the _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits