1 files changed, 13 insertions, 0 deletions
diff --git a/llvm/lib/Target/WebAssembly/WebAssemblySelectionDAGInfo.cpp b/llvm/lib/Target/WebAssembly/WebAssemblySelectionDAGInfo.cpp
index 07271b28bcb..a23128f05a3 100644
--- a/llvm/lib/Target/WebAssembly/WebAssemblySelectionDAGInfo.cpp
+++ b/llvm/lib/Target/WebAssembly/WebAssemblySelectionDAGInfo.cpp
@@ -17,3 +17,16 @@ using namespace llvm;
 #define DEBUG_TYPE "wasm-selectiondag-info"
 
 WebAssemblySelectionDAGInfo::~WebAssemblySelectionDAGInfo() = default; // anchor
+
+SDValue WebAssemblySelectionDAGInfo::EmitTargetCodeForMemcpy(
+    SelectionDAG &DAG, const SDLoc &DL, SDValue Chain, SDValue Op1, SDValue Op2,
+    SDValue Op3, unsigned Align, bool isVolatile, bool AlwaysInline,
+    MachinePointerInfo DstPtrInfo, MachinePointerInfo SrcPtrInfo) const {
+  if (!DAG.getMachineFunction()
+           .getSubtarget<WebAssemblySubtarget>()
+           .hasBulkMemory())
+    return SDValue();
+
+  return DAG.getNode(WebAssemblyISD::MEMORY_COPY, DL, MVT::Other, Chain, Op1,
+                     Op2, Op3);
+}