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LibJS: Move scope stack from VM back to Interpreter

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Okay, my vision here is improving. Interpreter should be a thing that
executes an AST. The scope stack is irrelevant to the VM proper,
so we can move that to the Interpreter. Same with execute_statement().
This commit is contained in:
Andreas Kling 2020-09-27 16:56:58 +02:00
parent 6861c619c6
commit be31805e8b
6 changed files with 124 additions and 119 deletions
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12
Libraries/LibJS/Runtime/VM.h
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@ -112,7 +112,8 @@ public:
return m_call_stack.last();
}
void pop_call_frame() { m_call_stack.take_last(); }
const CallFrame& call_frame() { return m_call_stack.last(); }
CallFrame& call_frame() { return m_call_stack.last(); }
const CallFrame& call_frame() const { return m_call_stack.last(); }
const Vector<CallFrame>& call_stack() const { return m_call_stack; }
Vector<CallFrame>& call_stack() { return m_call_stack; }
@ -153,6 +154,7 @@ public:
}
Value last_value() const { return m_last_value; }
void set_last_value(Badge<Interpreter>, Value value) { m_last_value = value; }
bool underscore_is_last_value() const { return m_underscore_is_last_value; }
void set_underscore_is_last_value(bool b) { m_underscore_is_last_value = b; }
@ -171,14 +173,13 @@ public:
}
bool should_unwind() const { return m_unwind_until != ScopeType::None; }
ScopeType unwind_until() const { return m_unwind_until; }
Value get_variable(const FlyString& name, GlobalObject&);
void set_variable(const FlyString& name, Value, GlobalObject&, bool first_assignment = false);
Reference get_reference(const FlyString& name);
void enter_scope(const ScopeNode&, ArgumentVector, ScopeType, GlobalObject&);
void exit_scope(const ScopeNode&);
template<typename T, typename... Args>
void throw_exception(GlobalObject& global_object, Args&&... args)
{
@ -197,8 +198,6 @@ public:
return throw_exception(global_object, T::create(global_object, String::format(type.message(), forward<Args>(args)...)));
}
Value execute_statement(GlobalObject&, const Statement&, ArgumentVector = {}, ScopeType = ScopeType::Block);
Value construct(Function&, Function& new_target, Optional<MarkedValueList> arguments, GlobalObject&);
String join_arguments() const;
@ -215,7 +214,6 @@ private:
Heap m_heap;
Vector<Interpreter*> m_interpreters;
Vector<ScopeFrame> m_scope_stack;
Vector<CallFrame> m_call_stack;
Value m_last_value;