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llvm-svn: 44686
2007-12-07 21:30:01 +00:00 · 2007-12-07 21:30:01 +00:00 · b41d838d28
parent ff6a455c12
commit b41d838d28
1 changed files with 2 additions and 0 deletions
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@ -2758,6 +2758,8 @@ static SDOperand CommuteVectorShuffle(SDOperand Op, SDOperand &V1,
  return DAG.getNode(ISD::VECTOR_SHUFFLE, VT, V1, V2, Mask);
 }

+/// CommuteVectorShuffleMask - Change values in a shuffle permute mask assuming
+/// the two vector operands have swapped position.
 static
 SDOperand CommuteVectorShuffleMask(SDOperand Mask, SelectionDAG &DAG) {
  MVT::ValueType MaskVT = Mask.getValueType();