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LibJS/Bytecode: Remove the PushDeclarativeEnvironment instruction

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Simon Wanner 2023-11-02 22:30:22 +01:00 • committed by Andreas Kling
parent c810d4784e
commit dd466ec83a
3 changed files with 0 additions and 39 deletions
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1
Userland/Libraries/LibJS/Bytecode/Instruction.h
View file

@ -89,7 +89,6 @@
O(NewString) \
O(NewTypeError) \
O(Not) \
O(PushDeclarativeEnvironment) \
O(PutById) \
O(PutByIdWithThis) \
O(PutByValue) \

23
Userland/Libraries/LibJS/Bytecode/Interpreter.cpp
View file

@ -1038,14 +1038,6 @@ ThrowCompletionOr<void> ContinuePendingUnwind::execute_impl(Bytecode::Interprete
__builtin_unreachable();
}
ThrowCompletionOr<void> PushDeclarativeEnvironment::execute_impl(Bytecode::Interpreter& interpreter) const
{
auto environment = interpreter.vm().heap().allocate_without_realm<DeclarativeEnvironment>(interpreter.vm().lexical_environment());
interpreter.vm().running_execution_context().lexical_environment = environment;
interpreter.vm().running_execution_context().variable_environment = environment;
return {};
}
ThrowCompletionOr<void> Yield::execute_impl(Bytecode::Interpreter& interpreter) const
{
auto yielded_value = interpreter.accumulator().value_or(js_undefined());
@ -1592,21 +1584,6 @@ DeprecatedString ContinuePendingUnwind::to_deprecated_string_impl(Bytecode::Exec
return DeprecatedString::formatted("ContinuePendingUnwind resume:{}", m_resume_target);
}
DeprecatedString PushDeclarativeEnvironment::to_deprecated_string_impl(Bytecode::Executable const& executable) const
{
StringBuilder builder;
builder.append("PushDeclarativeEnvironment"sv);
if (!m_variables.is_empty()) {
builder.append(" {"sv);
Vector<DeprecatedString> names;
for (auto& it : m_variables)
names.append(executable.get_string(it.key));
builder.append('}');
builder.join(", "sv, names);
}
return builder.to_deprecated_string();
}
DeprecatedString Yield::to_deprecated_string_impl(Bytecode::Executable const&) const
{
if (m_continuation_label.has_value())

15
Userland/Libraries/LibJS/Bytecode/Op.h
View file

@ -1319,21 +1319,6 @@ private:
Label m_continuation_label;
};
class PushDeclarativeEnvironment final : public Instruction {
public:
explicit PushDeclarativeEnvironment(HashMap<u32, Variable> variables)
: Instruction(Type::PushDeclarativeEnvironment, sizeof(*this))
, m_variables(move(variables))
{
}
ThrowCompletionOr<void> execute_impl(Bytecode::Interpreter&) const;
DeprecatedString to_deprecated_string_impl(Bytecode::Executable const&) const;
private:
HashMap<u32, Variable> m_variables;
};
class GetIterator final : public Instruction {
public:
GetIterator(IteratorHint hint = IteratorHint::Sync)