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LibJS/JIT: Compile the DeleteByValueWithThis instruction

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This commit is contained in:
Jakub Berkop 2023-10-29 21:37:52 +01:00 • committed by Andreas Kling
parent 0776404e03
commit 6a7b9b85a4
6 changed files with 35 additions and 8 deletions
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11
Userland/Libraries/LibJS/Bytecode/CommonImplementations.cpp
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@ -646,4 +646,15 @@ ThrowCompletionOr<Value> delete_by_value(Bytecode::Interpreter& interpreter, Val
return Value(TRY(reference.delete_(vm)));
}
ThrowCompletionOr<Value> delete_by_value_with_this(Bytecode::Interpreter& interpreter, Value base, Value property_key_value, Value this_value)
{
auto& vm = interpreter.vm();
auto property_key = TRY(property_key_value.to_property_key(vm));
bool strict = vm.in_strict_mode();
auto reference = Reference { base, property_key, this_value, strict };
return Value(TRY(reference.delete_(vm)));
}
}

1
Userland/Libraries/LibJS/Bytecode/CommonImplementations.h
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@ -41,5 +41,6 @@ ThrowCompletionOr<NonnullGCPtr<Array>> iterator_to_array(VM&, Value iterator);
ThrowCompletionOr<void> append(VM& vm, Value lhs, Value rhs, bool is_spread);
ThrowCompletionOr<Value> delete_by_id(Bytecode::Interpreter&, Value base, IdentifierTableIndex identifier);
ThrowCompletionOr<Value> delete_by_value(Bytecode::Interpreter&, Value base, Value property_key_value);
ThrowCompletionOr<Value> delete_by_value_with_this(Bytecode::Interpreter&, Value base, Value property_key_value, Value this_value);
}

10
Userland/Libraries/LibJS/Bytecode/Interpreter.cpp
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@ -1117,16 +1117,12 @@ ThrowCompletionOr<void> DeleteByValue::execute_impl(Bytecode::Interpreter& inter
ThrowCompletionOr<void> DeleteByValueWithThis::execute_impl(Bytecode::Interpreter& interpreter) const
{
auto& vm = interpreter.vm();
// NOTE: Get the property key from the accumulator before side effects have a chance to overwrite it.
auto property_key_value = interpreter.accumulator();
auto base_value = interpreter.reg(m_base);
auto property_key = TRY(property_key_value.to_property_key(vm));
bool strict = vm.in_strict_mode();
auto reference = Reference { base_value, property_key, interpreter.reg(m_this_value), strict };
interpreter.accumulator() = Value(TRY(reference.delete_(vm)));
auto this_value = interpreter.reg(m_this_value);
interpreter.accumulator() = TRY(delete_by_value_with_this(interpreter, base_value, property_key_value, this_value));
return {};
}

3
Userland/Libraries/LibJS/Bytecode/Op.h
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@ -850,6 +850,9 @@ public:
{
}
Register base() const { return m_base; }
Register this_value() const { return m_this_value; }
ThrowCompletionOr<void> execute_impl(Bytecode::Interpreter&) const;
DeprecatedString to_deprecated_string_impl(Bytecode::Executable const&) const;