Commit 2b624e04 authored by Simon Pilgrim's avatar Simon Pilgrim
Browse files

Fix 'unsigned variable can never be negative' cppcheck warning. NFCI.

parent c112e941

llvm/lib/Target/X86/X86ISelDAGToDAG.cpp

+2 −2
Original line number Diff line number Diff line
@@ -1826,7 +1826,7 @@ static bool foldMaskAndShiftToScale(SelectionDAG &DAG, SDValue N, 


  // There is nothing we can do here unless the mask is removing some bits.

  // Also, the addressing mode can only represent shifts of 1, 2, or 3 bits.

  if (AMShiftAmt <= 0 || AMShiftAmt > 3) return true;

  if (AMShiftAmt == 0 || AMShiftAmt > 3) return true;



  // We also need to ensure that mask is a continuous run of bits.

  if (countTrailingOnes(Mask >> MaskTZ) + MaskTZ + MaskLZ != 64) return true;
@@ -1921,7 +1921,7 @@ static bool foldMaskedShiftToBEXTR(SelectionDAG &DAG, SDValue N, 


  // There is nothing we can do here unless the mask is removing some bits.

  // Also, the addressing mode can only represent shifts of 1, 2, or 3 bits.

  if (AMShiftAmt <= 0 || AMShiftAmt > 3) return true;

  if (AMShiftAmt == 0 || AMShiftAmt > 3) return true;



  MVT VT = N.getSimpleValueType();

  SDLoc DL(N);