Remove SDNPOutGlue on MEMCPY

Author: s-barannikov

llvm/lib/Target/BPF/BPFInstrInfo.td

@@ -46,8 +46,7 @@ def BPFbrcc         : SDNode<"BPFISD::BR_CC", SDT_BPFBrCC, [SDNPHasChain]>;
 def BPFselectcc     : SDNode<"BPFISD::SELECT_CC", SDT_BPFSelectCC>;
 def BPFWrapper      : SDNode<"BPFISD::Wrapper", SDT_BPFWrapper>;
 def BPFmemcpy       : SDNode<"BPFISD::MEMCPY", SDT_BPFMEMCPY,
-                             [SDNPHasChain, SDNPOutGlue,
-                              SDNPMayStore, SDNPMayLoad]>;
+                             [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
 def BPFIsLittleEndian : Predicate<"Subtarget->isLittleEndian()">;
 def BPFIsBigEndian    : Predicate<"!Subtarget->isLittleEndian()">;
 def BPFHasALU32 : Predicate<"Subtarget->getHasAlu32()">;

llvm/lib/Target/BPF/BPFSelectionDAGInfo.cpp

@@ -39,11 +39,7 @@ SDValue BPFSelectionDAGInfo::EmitTargetCodeForMemcpy(
   if (StoresNumEstimate > getCommonMaxStoresPerMemFunc())
     return SDValue();
 
-  SDVTList VTs = DAG.getVTList(MVT::Other, MVT::Glue);
-
-  Dst = DAG.getNode(BPFISD::MEMCPY, dl, VTs, Chain, Dst, Src,
+  return DAG.getNode(BPFISD::MEMCPY, dl, MVT::Other, Chain, Dst, Src,
                     DAG.getConstant(CopyLen, dl, MVT::i64),
                     DAG.getConstant(Alignment.value(), dl, MVT::i64));
-
-  return Dst.getValue(0);
 }