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LibJS/JIT: Compile the Append instruction

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This commit is contained in:
Simon Wanner 2023-10-29 17:25:49 +01:00 • committed by Andreas Kling
parent 516bb01082
commit 40064d872f
3 changed files with 22 additions and 1 deletions
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3
Userland/Libraries/LibJS/Bytecode/Op.h
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@ -318,6 +318,9 @@ public:
ThrowCompletionOr<void> execute_impl(Bytecode::Interpreter&) const;
DeprecatedString to_deprecated_string_impl(Bytecode::Executable const&) const;
Register lhs() const { return m_lhs; }
bool is_spread() const { return m_is_spread; }
private:
Register m_lhs;
bool m_is_spread = false;

17
Userland/Libraries/LibJS/JIT/Compiler.cpp
View file

@ -1319,6 +1319,23 @@ void Compiler::compile_iterator_to_array(Bytecode::Op::IteratorToArray const&)
check_exception();
}
static Value cxx_append(VM& vm, Value lhs, Value rhs, bool is_spread)
{
TRY_OR_SET_EXCEPTION(Bytecode::append(vm, lhs, rhs, is_spread));
return {};
}
void Compiler::compile_append(Bytecode::Op::Append const& op)
{
load_vm_register(ARG1, op.lhs());
load_vm_register(ARG2, Bytecode::Register::accumulator());
m_assembler.mov(
Assembler::Operand::Register(ARG3),
Assembler::Operand::Imm(static_cast<u64>(op.is_spread())));
native_call((void*)cxx_append);
check_exception();
}
void Compiler::jump_to_exit()
{
m_assembler.jump(m_exit_label);

3
Userland/Libraries/LibJS/JIT/Compiler.h
View file

@ -113,7 +113,8 @@ private:
O(ThrowIfNullish, throw_if_nullish) \
O(IteratorResultValue, iterator_result_value) \
O(IteratorClose, iterator_close) \
O(IteratorToArray, iterator_to_array)
O(IteratorToArray, iterator_to_array) \
O(Append, append)
# define DECLARE_COMPILE_OP(OpTitleCase, op_snake_case) \
void compile_##op_snake_case(Bytecode::Op::OpTitleCase const&);