diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyInstrSIMD.td b/llvm/lib/Target/WebAssembly/WebAssemblyInstrSIMD.td
--- a/llvm/lib/Target/WebAssembly/WebAssemblyInstrSIMD.td
+++ b/llvm/lib/Target/WebAssembly/WebAssemblyInstrSIMD.td
@@ -1362,6 +1362,11 @@
 defm "" : SIMDLANESELECT<I32x4, 0xd2>;
 defm "" : SIMDLANESELECT<I64x2, 0xd3>;
 
+
+//===----------------------------------------------------------------------===//
+// Relaxed swizzle
+//===----------------------------------------------------------------------===//
+
 def wasm_relaxed_swizzle : SDNode<"WebAssemblyISD::RELAXED_SWIZZLE", wasm_swizzle_t>;
 
 defm RELAXED_SWIZZLE :