WIP: prototype ffi support (from 2084663004)

src/snapshot/code-serializer.cc

 // Copyright 2016 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/snapshot/code-serializer.h"
 
 #include <memory>
 
 #include "src/code-stubs.h"
 #include "src/log.h"
@@ skipping 76 matching lines @@
       case Code::STUB:
 #define IC_KIND_CASE(KIND) case Code::KIND:
         IC_KIND_LIST(IC_KIND_CASE)
 #undef IC_KIND_CASE
         SerializeCodeStub(code_object, how_to_code, where_to_point);
         return;
       case Code::FUNCTION:
         DCHECK(code_object->has_reloc_info_for_serialization());
         SerializeGeneric(code_object, how_to_code, where_to_point);
         return;
+      case Code::JS_TO_NATIVE_FUNCTION:
+        UNREACHABLE();
       default:
         return SerializeCodeObject(code_object, how_to_code, where_to_point);
     }
     UNREACHABLE();
   }
 
   if (ElideObject(obj)) {
     return SerializeObject(isolate()->heap()->undefined_value(), how_to_code,
                            where_to_point, skip);
   }
@@ skipping 328 matching lines @@
   *rejection_result = scd.SanityCheck(isolate, expected_source_hash);
   if (*rejection_result != CHECK_SUCCESS) {
     cached_data->Reject();
     return SerializedCodeData(nullptr, 0);
   }
   return scd;
 }
 
 }  // namespace internal
 }  // namespace v8