1 files changed, 0 insertions, 34 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index ed1672cd4e9..bcf3e51e2ca 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -21378,14 +21378,6 @@ static SDValue getVectorMaskingNode(SDValue Op, SDValue Mask,
 
   SDValue VMask = getMaskNode(Mask, MaskVT, Subtarget, DAG, dl);
 
-  switch (Op.getOpcode()) {
-  default: break;
-  case X86ISD::CMPM:
-  case X86ISD::CMPM_RND:
-  case X86ISD::VPSHUFBITQMB:
-  case X86ISD::VFPCLASS:
-    return DAG.getNode(ISD::AND, dl, VT, Op, VMask);
-  }
   if (PreservedSrc.isUndef())
     PreservedSrc = getZeroVector(VT, Subtarget, DAG, dl);
   return DAG.getNode(OpcodeSelect, dl, VT, VMask, Op, PreservedSrc);
@@ -21841,32 +21833,6 @@ SDValue X86TargetLowering::LowerINTRINSIC_WO_CHAIN(SDValue Op,
                                 FPclassMask, DAG.getIntPtrConstant(0, dl));
       return DAG.getBitcast(MVT::i8, Ins);
     }
-    case CMP_MASK: {
-      // Comparison intrinsics with masks.
-      // Example of transformation:
-      // (i8 (int_x86_avx512_mask_pcmpeq_q_128
-      //             (v2i64 %a), (v2i64 %b), (i8 %mask))) ->
-      // (i8 (bitcast
-      //   (v8i1 (insert_subvector zero,
-      //           (v2i1 (and (PCMPEQM %a, %b),
-      //                      (extract_subvector
-      //                         (v8i1 (bitcast %mask)), 0))), 0))))
-      MVT VT = Op.getOperand(1).getSimpleValueType();
-      MVT MaskVT = MVT::getVectorVT(MVT::i1, VT.getVectorNumElements());
-      SDValue Mask = Op.getOperand((IntrData->Type == CMP_MASK_CC) ? 4 : 3);
-      MVT BitcastVT = MVT::getVectorVT(MVT::i1,
-                                       Mask.getSimpleValueType().getSizeInBits());
-      SDValue Cmp = DAG.getNode(IntrData->Opc0, dl, MaskVT, Op.getOperand(1),
-                                Op.getOperand(2));
-      SDValue CmpMask = getVectorMaskingNode(Cmp, Mask, SDValue(),
-                                             Subtarget, DAG);
-      // Need to fill with zeros to ensure the bitcast will produce zeroes
-      // for the upper bits in the v2i1/v4i1 case.
-      SDValue Res = DAG.getNode(ISD::INSERT_SUBVECTOR, dl, BitcastVT,
-                                DAG.getConstant(0, dl, BitcastVT),
-                                CmpMask, DAG.getIntPtrConstant(0, dl));
-      return DAG.getBitcast(Op.getValueType(), Res);
-    }
 
     case CMP_MASK_CC: {
       MVT MaskVT = Op.getSimpleValueType();