[wasm] Int64Lowering of I64XConvertFXX instructions.

src/snapshot/serializer-common.cc

Index: src/snapshot/serializer-common.cc
diff --git a/src/snapshot/serializer-common.cc b/src/snapshot/serializer-common.cc
index 6fe827660a92ab86492e870ddce3068600f78b1f..cbf469fa85ae1b29698b5885260726b9e8861336 100644
--- a/src/snapshot/serializer-common.cc
+++ b/src/snapshot/serializer-common.cc
@@ -123,6 +123,14 @@ ExternalReferenceTable::ExternalReferenceTable(Isolate* isolate) {
       "wasm::int64_to_float64_wrapper");
   Add(ExternalReference::wasm_uint64_to_float64(isolate).address(),
       "wasm::uint64_to_float64_wrapper");
+  Add(ExternalReference::wasm_float32_to_int64(isolate).address(),
+      "wasm::float32_to_int64_wrapper");
+  Add(ExternalReference::wasm_float32_to_uint64(isolate).address(),
+      "wasm::float32_to_uint64_wrapper");
+  Add(ExternalReference::wasm_float64_to_int64(isolate).address(),
+      "wasm::float64_to_int64_wrapper");
+  Add(ExternalReference::wasm_float64_to_uint64(isolate).address(),
+      "wasm::float64_to_uint64_wrapper");
   Add(ExternalReference::f64_acos_wrapper_function(isolate).address(),
       "f64_acos_wrapper");
   Add(ExternalReference::f64_asin_wrapper_function(isolate).address(),