[interpreter] Add ability to preserve bytecode.

src/runtime/runtime-test.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/runtime/runtime-utils.h"
 
 #include <memory>
 
 #include "src/arguments.h"
 #include "src/deoptimizer.h"
@@ skipping 153 matching lines @@
   // If function is interpreted but OSR hasn't been enabled, just return.
   if (function->shared()->HasBytecodeArray() && !FLAG_ignition_osr) {
     return isolate->heap()->undefined_value();
   }
 
   // If the function is already optimized, just return.
   if (function->IsOptimized()) return isolate->heap()->undefined_value();
 
   // Make the profiler arm all back edges in unoptimized code.
   if (function->shared()->HasBytecodeArray() ||
-      function->shared()->code()->kind() == Code::FUNCTION) {
+      function->shared()->HasBaselineCode()) {
     isolate->runtime_profiler()->AttemptOnStackReplacement(
         *function, AbstractCode::kMaxLoopNestingMarker);
   }
 
   return isolate->heap()->undefined_value();
 }
 
 
 RUNTIME_FUNCTION(Runtime_NeverOptimizeFunction) {
   HandleScope scope(isolate);
@@ skipping 490 matching lines @@
       WasmCompiledModuleSerializer::DeserializeWasmModule(isolate, &sc);
   Handle<FixedArray> compiled_module;
   if (!maybe_compiled_module.ToHandle(&compiled_module)) {
     return isolate->heap()->undefined_value();
   }
   return *wasm::CreateCompiledModuleObject(isolate, compiled_module);
 }
 
 }  // namespace internal
 }  // namespace v8