[X86] Remove unneeded code for handling the old kunpck intrinsics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@320917 91177308-0d34-0410-b5e6-96231b3b80d8

Author: topperc

lib/Target/X86/X86ISelLowering.cpp

@@ -20318,18 +20318,6 @@ SDValue X86TargetLowering::LowerINTRINSIC_WO_CHAIN(SDValue Op,
       Mask = DAG.getBitcast(MaskVT, Mask);
       return DAG.getNode(IntrData->Opc0, dl, Op.getValueType(), Mask);
     }
-    case KUNPCK: {
-      MVT VT = Op.getSimpleValueType();
-      MVT MaskVT = MVT::getVectorVT(MVT::i1, VT.getSizeInBits()/2);
-
-      SDValue Src1 = getMaskNode(Op.getOperand(1), MaskVT, Subtarget, DAG, dl);
-      SDValue Src2 = getMaskNode(Op.getOperand(2), MaskVT, Subtarget, DAG, dl);
-      // Arguments should be swapped.
-      SDValue Res = DAG.getNode(IntrData->Opc0, dl,
-                                MVT::getVectorVT(MVT::i1, VT.getSizeInBits()),
-                                Src2, Src1);
-      return DAG.getBitcast(VT, Res);
-    }
     case MASK_BINOP: {
       MVT VT = Op.getSimpleValueType();
       MVT MaskVT = MVT::getVectorVT(MVT::i1, VT.getSizeInBits());

lib/Target/X86/X86IntrinsicsInfo.h

@@ -36,7 +36,7 @@ enum IntrinsicType : uint16_t {
   COMPRESS_EXPAND_IN_REG, COMPRESS_TO_MEM,
   TRUNCATE_TO_MEM_VI8, TRUNCATE_TO_MEM_VI16, TRUNCATE_TO_MEM_VI32,
   EXPAND_FROM_MEM,
-  TERLOG_OP_MASK, TERLOG_OP_MASKZ, BROADCASTM, KUNPCK, FIXUPIMM, FIXUPIMM_MASKZ, FIXUPIMMS,
+  TERLOG_OP_MASK, TERLOG_OP_MASKZ, BROADCASTM, FIXUPIMM, FIXUPIMM_MASKZ, FIXUPIMMS,
   FIXUPIMMS_MASKZ, CONVERT_TO_MASK, GATHER_AVX2, MASK_BINOP,
   ROUNDP, ROUNDS
 };