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LibJS: Make Script and Module GC-allocated
This ensures that code currently in any active or saved execution stack always stays alive.
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parent
cb15132146
commit
00c8f07192
18 changed files with 145 additions and 89 deletions
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@ -13,7 +13,7 @@
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namespace JS {
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// 16.1.5 ParseScript ( sourceText, realm, hostDefined ), https://tc39.es/ecma262/#sec-parse-script
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Result<NonnullRefPtr<Script>, Vector<Parser::Error>> Script::parse(StringView source_text, Realm& realm, StringView filename, HostDefined* host_defined, size_t line_number_offset)
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Result<NonnullGCPtr<Script>, Vector<Parser::Error>> Script::parse(StringView source_text, Realm& realm, StringView filename, HostDefined* host_defined, size_t line_number_offset)
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{
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// 1. Let script be ParseText(sourceText, Script).
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auto parser = Parser(Lexer(source_text, filename, line_number_offset));
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@ -24,16 +24,25 @@ Result<NonnullRefPtr<Script>, Vector<Parser::Error>> Script::parse(StringView so
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return parser.errors();
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// 3. Return Script Record { [[Realm]]: realm, [[ECMAScriptCode]]: script, [[HostDefined]]: hostDefined }.
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return adopt_ref(*new Script(realm, filename, move(script), host_defined));
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return NonnullGCPtr(*realm.heap().allocate_without_realm<Script>(realm, filename, move(script), host_defined));
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}
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Script::Script(Realm& realm, StringView filename, NonnullRefPtr<Program> parse_node, HostDefined* host_defined)
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: m_vm(realm.vm())
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, m_realm(make_handle(&realm))
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: m_realm(realm)
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, m_parse_node(move(parse_node))
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, m_filename(filename)
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, m_host_defined(host_defined)
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{
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}
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Script::~Script()
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{
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}
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void Script::visit_edges(Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_realm);
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}
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}
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