Fuzzers: Use the LibJS bytecode VM

Meta/Lagom/Fuzzers/FuzzJs.cpp

@@ -6,7 +6,7 @@
  */
 
 #include <AK/StringView.h>
-#include <LibJS/Interpreter.h>
+#include <LibJS/Bytecode/Interpreter.h>
 #include <LibJS/Runtime/GlobalObject.h>
 #include <LibJS/Script.h>
 #include <stddef.h>
@@ -19,10 +19,11 @@ extern "C" int LLVMFuzzerTestOneInput(uint8_t const* data, size_t size)
     if (!Utf8View(js).validate())
         return 0;
     auto vm = MUST(JS::VM::create());
-    auto interpreter = JS::Interpreter::create<JS::GlobalObject>(*vm);
-    auto parse_result = JS::Script::parse(js, interpreter->realm());
+    auto root_execution_context = JS::create_simple_execution_context<JS::GlobalObject>(*vm);
+    auto& realm = *root_execution_context->realm;
+    auto parse_result = JS::Script::parse(js, realm);
     if (!parse_result.is_error())
-        (void)interpreter->run(parse_result.value());
+        (void)vm->bytecode_interpreter().run(parse_result.value());
 
     return 0;
 }

Meta/Lagom/Fuzzers/FuzzilliJs.cpp

@@ -7,8 +7,8 @@
 #include <AK/Format.h>
 #include <AK/Function.h>
 #include <AK/StringView.h>
+#include <LibJS/Bytecode/Interpreter.h>
 #include <LibJS/Forward.h>
-#include <LibJS/Interpreter.h>
 #include <LibJS/Lexer.h>
 #include <LibJS/Parser.h>
 #include <LibJS/Runtime/GlobalObject.h>
@@ -188,7 +188,8 @@ int main(int, char**)
     VERIFY(reprl_input != MAP_FAILED);
 
     auto vm = MUST(JS::VM::create());
-    auto interpreter = JS::Interpreter::create<TestRunnerGlobalObject>(*vm);
+    auto root_execution_context = JS::create_simple_execution_context<TestRunnerGlobalObject>(*vm);
+    auto& realm = *root_execution_context->realm;
 
     while (true) {
         unsigned action;
@@ -211,11 +212,11 @@ int main(int, char**)
         if (!Utf8View(js).validate()) {
             result = 1;
         } else {
-            auto parse_result = JS::Script::parse(js, interpreter->realm());
+            auto parse_result = JS::Script::parse(js, realm);
             if (parse_result.is_error()) {
                 result = 1;
             } else {
-                auto completion = interpreter->run(parse_result.value());
+                auto completion = vm->bytecode_interpreter().run(parse_result.value());
                 if (completion.is_error()) {
                     result = 1;
                 }