[wasm] Int64Lowering of I64XConvertFXX instructions.

src/assembler.cc

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 // - Redistributions of source code must retain the above copyright notice,
 // this list of conditions and the following disclaimer.
 //
@@ skipping 1191 matching lines @@
 ExternalReference ExternalReference::wasm_int64_to_float64(Isolate* isolate) {
   return ExternalReference(
       Redirect(isolate, FUNCTION_ADDR(wasm::int64_to_float64_wrapper)));
 }
 
 ExternalReference ExternalReference::wasm_uint64_to_float64(Isolate* isolate) {
   return ExternalReference(
       Redirect(isolate, FUNCTION_ADDR(wasm::uint64_to_float64_wrapper)));
 }
 
+ExternalReference ExternalReference::wasm_float32_to_int64(Isolate* isolate) {
+  return ExternalReference(
+      Redirect(isolate, FUNCTION_ADDR(wasm::float32_to_int64_wrapper)));
+}
+
+ExternalReference ExternalReference::wasm_float32_to_uint64(Isolate* isolate) {
+  return ExternalReference(
+      Redirect(isolate, FUNCTION_ADDR(wasm::float32_to_uint64_wrapper)));
+}
+
+ExternalReference ExternalReference::wasm_float64_to_int64(Isolate* isolate) {
+  return ExternalReference(
+      Redirect(isolate, FUNCTION_ADDR(wasm::float64_to_int64_wrapper)));
+}
+
+ExternalReference ExternalReference::wasm_float64_to_uint64(Isolate* isolate) {
+  return ExternalReference(
+      Redirect(isolate, FUNCTION_ADDR(wasm::float64_to_uint64_wrapper)));
+}
+
 static void f64_acos_wrapper(double* param) { *param = std::acos(*param); }
 
 ExternalReference ExternalReference::f64_acos_wrapper_function(
     Isolate* isolate) {
   return ExternalReference(Redirect(isolate, FUNCTION_ADDR(f64_acos_wrapper)));
 }
 
 static void f64_asin_wrapper(double* param) { *param = std::asin(*param); }
 
 ExternalReference ExternalReference::f64_asin_wrapper_function(
@@ skipping 811 matching lines @@
 
 
 void Assembler::DataAlign(int m) {
   DCHECK(m >= 2 && base::bits::IsPowerOfTwo32(m));
   while ((pc_offset() & (m - 1)) != 0) {
     db(0);
   }
 }
 }  // namespace internal
 }  // namespace v8