beenull/ladybird
1
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird.git synced 2024-11-27 01:50:24 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 7

LibJS: Remove accidentally-committed bytecode caching

Browse source 
This was a hack cache I got from Luke, not ready for prime-time :^)
This commit is contained in:
Andreas Kling 2023-11-09 21:06:19 +01:00
parent 1cdbfc2ff1
commit 4f8e915ef8
Notes: sideshowbarker 2024-07-17 18:06:52 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/4f8e915ef8
1 changed files with 8 additions and 16 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

24
Userland/Libraries/LibJS/Runtime/ECMAScriptFunctionObject.cpp
View file

@ -1153,8 +1153,6 @@ template void async_function_start(VM&, PromiseCapability const&, NonnullRefPtr<
template void async_block_start(VM&, SafeFunction<Completion()> const& async_body, PromiseCapability const&, ExecutionContext&);
template void async_function_start(VM&, PromiseCapability const&, SafeFunction<Completion()> const& async_function_body);
static HashMap<NonnullRefPtr<Statement const>, RefPtr<Bytecode::Executable>> executable_cache;
// 10.2.1.4 OrdinaryCallEvaluateBody ( F, argumentsList ), https://tc39.es/ecma262/#sec-ordinarycallevaluatebody
// 15.8.4 Runtime Semantics: EvaluateAsyncFunctionBody, https://tc39.es/ecma262/#sec-runtime-semantics-evaluatefunctionbody
Completion ECMAScriptFunctionObject::ordinary_call_evaluate_body()
@ -1168,18 +1166,14 @@ Completion ECMAScriptFunctionObject::ordinary_call_evaluate_body()
// This is why FunctionDeclarationInstantiation is invoked in the middle.
// The issue is that FunctionDeclarationInstantiation may mark certain functions as hoisted
// per Annex B. This affects code generation for FunctionDeclaration nodes.
if (!m_bytecode_executable) {
auto maybe_cached_executable = executable_cache.get(m_ecmascript_code);
if (maybe_cached_executable.has_value()) {
m_bytecode_executable = maybe_cached_executable.value();
} else {
size_t default_parameter_index = 0;
for (auto& parameter : m_formal_parameters) {
if (!parameter.default_value)
continue;
auto executable = TRY(Bytecode::compile(vm, *parameter.default_value, FunctionKind::Normal, DeprecatedString::formatted("default parameter #{} for {}", default_parameter_index, m_name)));
m_default_parameter_bytecode_executables.append(move(executable));
}
size_t default_parameter_index = 0;
for (auto& parameter : m_formal_parameters) {
if (!parameter.default_value)
continue;
auto executable = TRY(Bytecode::compile(vm, *parameter.default_value, FunctionKind::Normal, DeprecatedString::formatted("default parameter #{} for {}", default_parameter_index, m_name)));
m_default_parameter_bytecode_executables.append(move(executable));
}
}
@ -1190,10 +1184,8 @@ Completion ECMAScriptFunctionObject::ordinary_call_evaluate_body()
return declaration_result.release_error();
}
if (!m_bytecode_executable) {
if (!m_bytecode_executable)
m_bytecode_executable = TRY(Bytecode::compile(vm, *m_ecmascript_code, m_kind, m_name));
executable_cache.set(m_ecmascript_code, m_bytecode_executable);
}
if (m_kind == FunctionKind::Async) {
if (declaration_result.is_throw_completion()) {