[llvm] r322053 - Remove unused function HvxSelector::zerous.

[Eric Christopher via llvm-commits]

Author: echristo
Date: Mon Jan  8 18:38:17 2018
New Revision: 322053

URL: http://llvm.org/viewvc/llvm-project?rev=322053&view=rev
Log:
Remove unused function HvxSelector::zerous.

Modified:
    llvm/trunk/lib/Target/Hexagon/HexagonISelDAGToDAGHVX.cpp

Modified: llvm/trunk/lib/Target/Hexagon/HexagonISelDAGToDAGHVX.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Hexagon/HexagonISelDAGToDAGHVX.cpp?rev=322053&r1=322052&r2=322053&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Hexagon/HexagonISelDAGToDAGHVX.cpp (original)
+++ llvm/trunk/lib/Target/Hexagon/HexagonISelDAGToDAGHVX.cpp Mon Jan  8 18:38:17 2018
@@ -821,7 +821,6 @@ namespace llvm {
                 MutableArrayRef<int> NewMask, unsigned Options = None);
     OpRef packp(ShuffleMask SM, OpRef Va, OpRef Vb, ResultStack &Results,
                 MutableArrayRef<int> NewMask);
-    OpRef zerous(ShuffleMask SM, OpRef Va, ResultStack &Results);
     OpRef vmuxs(ArrayRef<uint8_t> Bytes, OpRef Va, OpRef Vb,
                 ResultStack &Results);
     OpRef vmuxp(ArrayRef<uint8_t> Bytes, OpRef Va, OpRef Vb,
@@ -1139,25 +1138,6 @@ OpRef HvxSelector::packp(ShuffleMask SM,
   return concat(Out[0], Out[1], Results);
 }
 
-OpRef HvxSelector::zerous(ShuffleMask SM, OpRef Va, ResultStack &Results) {
-  DEBUG_WITH_TYPE("isel", {dbgs() << __func__ << '\n';});
-
-  int VecLen = SM.Mask.size();
-  SmallVector<uint8_t,128> UsedBytes(VecLen);
-  bool HasUnused = false;
-  for (int I = 0; I != VecLen; ++I) {
-    if (SM.Mask[I] != -1)
-      UsedBytes[I] = 0xFF;
-    else
-      HasUnused = true;
-  }
-  if (!HasUnused)
-    return Va;
-  SDValue B = getVectorConstant(UsedBytes, SDLoc(Results.InpNode));
-  Results.push(Hexagon::V6_vand, getSingleVT(MVT::i8), {Va, OpRef(B)});
-  return OpRef::res(Results.top());
-}
-
 OpRef HvxSelector::vmuxs(ArrayRef<uint8_t> Bytes, OpRef Va, OpRef Vb,
                          ResultStack &Results) {
   DEBUG_WITH_TYPE("isel", {dbgs() << __func__ << '\n';});