[llvm] 384d5e3 - [SelectionDAG] Remove SelectionDAG::getTargetMemSDNode now that its not used.

[Craig Topper via llvm-commits]

Author: Craig Topper
Date: 2020-02-23T15:13:50-08:00
New Revision: 384d5e33fe2ea0b40119b003b60cfa8b21e3fd15

URL: https://github.com/llvm/llvm-project/commit/384d5e33fe2ea0b40119b003b60cfa8b21e3fd15
DIFF: https://github.com/llvm/llvm-project/commit/384d5e33fe2ea0b40119b003b60cfa8b21e3fd15.diff

LOG: [SelectionDAG] Remove SelectionDAG::getTargetMemSDNode now that its not used.

Targets are expected to use getMemIntrinsicNode and not provide
their own subclasses. X86 was previously the only user.

Added: 
    

Modified: 
    llvm/include/llvm/CodeGen/SelectionDAG.h

Removed: 
    


################################################################################
diff  --git a/llvm/include/llvm/CodeGen/SelectionDAG.h b/llvm/include/llvm/CodeGen/SelectionDAG.h
index dc9b1caca139..d1b498c525ea 100644
--- a/llvm/include/llvm/CodeGen/SelectionDAG.h
+++ b/llvm/include/llvm/CodeGen/SelectionDAG.h
@@ -1209,13 +1209,6 @@ class SelectionDAG {
                            ArrayRef<SDValue> Ops, MachineMemOperand *MMO,
                            ISD::MemIndexType IndexType);
 
-  /// Return (create a new or find existing) a target-specific node.
-  /// TargetMemSDNode should be derived class from MemSDNode.
-  template <class TargetMemSDNode>
-  SDValue getTargetMemSDNode(SDVTList VTs, ArrayRef<SDValue> Ops,
-                             const SDLoc &dl, EVT MemVT,
-                             MachineMemOperand *MMO);
-
   /// Construct a node to track a Value* through the backend.
   SDValue getSrcValue(const Value *v);
 
@@ -1856,41 +1849,6 @@ template <> struct GraphTraits<SelectionDAG*> : public GraphTraits<SDNode*> {
   }
 };
 
-template <class TargetMemSDNode>
-SDValue SelectionDAG::getTargetMemSDNode(SDVTList VTs,
-                                         ArrayRef<SDValue> Ops,
-                                         const SDLoc &dl, EVT MemVT,
-                                         MachineMemOperand *MMO) {
-  /// Compose node ID and try to find an existing node.
-  FoldingSetNodeID ID;
-  unsigned Opcode =
-    TargetMemSDNode(dl.getIROrder(), DebugLoc(), VTs, MemVT, MMO).getOpcode();
-  ID.AddInteger(Opcode);
-  ID.AddPointer(VTs.VTs);
-  for (auto& Op : Ops) {
-    ID.AddPointer(Op.getNode());
-    ID.AddInteger(Op.getResNo());
-  }
-  ID.AddInteger(MemVT.getRawBits());
-  ID.AddInteger(MMO->getPointerInfo().getAddrSpace());
-  ID.AddInteger(getSyntheticNodeSubclassData<TargetMemSDNode>(
-    dl.getIROrder(), VTs, MemVT, MMO));
-
-  void *IP = nullptr;
-  if (SDNode *E = FindNodeOrInsertPos(ID, dl, IP)) {
-    cast<TargetMemSDNode>(E)->refineAlignment(MMO);
-    return SDValue(E, 0);
-  }
-
-  /// Existing node was not found. Create a new one.
-  auto *N = newSDNode<TargetMemSDNode>(dl.getIROrder(), dl.getDebugLoc(), VTs,
-                                       MemVT, MMO);
-  createOperands(N, Ops);
-  CSEMap.InsertNode(N, IP);
-  InsertNode(N);
-  return SDValue(N, 0);
-}
-
 } // end namespace llvm
 
 #endif // LLVM_CODEGEN_SELECTIONDAG_H