Changes in directory llvm/lib/CodeGen/SelectionDAG:
SelectionDAG.cpp updated: 1.396 -> 1.397 --- Log message: fold noop vbitconvert instructions --- Diffs of the changes: (+9 -0) SelectionDAG.cpp | 9 +++++++++ 1 files changed, 9 insertions(+) Index: llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp diff -u llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp:1.396 llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp:1.397 --- llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp:1.396 Mon Apr 9 00:23:13 2007 +++ llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp Thu Apr 12 00:58:43 2007 @@ -1484,6 +1484,15 @@ MVT::getVectorNumElements(VT) == N3.getNumOperands() && "Illegal VECTOR_SHUFFLE node!"); break; + case ISD::VBIT_CONVERT: + // Fold vbit_convert nodes from a type to themselves. + if (N1.getValueType() == MVT::Vector) { + assert(isa<ConstantSDNode>(*(N1.Val->op_end()-2)) && + isa<VTSDNode>(*(N1.Val->op_end()-1)) && "Malformed vector input!"); + if (*(N1.Val->op_end()-2) == N2 && *(N1.Val->op_end()-1) == N3) + return N1; + } + break; } // Memoize node if it doesn't produce a flag. _______________________________________________ llvm-commits mailing list [EMAIL PROTECTED] http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits