diff --git a/Userland/Libraries/LibJS/Bytecode/Op.h b/Userland/Libraries/LibJS/Bytecode/Op.h index 0a66d77dad..7cf2c39078 100644 --- a/Userland/Libraries/LibJS/Bytecode/Op.h +++ b/Userland/Libraries/LibJS/Bytecode/Op.h @@ -1299,6 +1299,8 @@ public: ThrowCompletionOr execute_impl(Bytecode::Interpreter&) const; DeprecatedString to_deprecated_string_impl(Bytecode::Executable const&) const; + IteratorHint hint() const { return m_hint; } + private: IteratorHint m_hint { IteratorHint::Sync }; }; diff --git a/Userland/Libraries/LibJS/JIT/Compiler.cpp b/Userland/Libraries/LibJS/JIT/Compiler.cpp index e7cd1d01aa..808f6768f3 100644 --- a/Userland/Libraries/LibJS/JIT/Compiler.cpp +++ b/Userland/Libraries/LibJS/JIT/Compiler.cpp @@ -1195,6 +1195,23 @@ void Compiler::compile_super_call_with_argument_array(Bytecode::Op::SuperCallWit check_exception(); } +static Value cxx_get_iterator(VM& vm, Value value, IteratorHint hint) +{ + auto iterator = TRY_OR_SET_EXCEPTION(get_iterator(vm, value, hint)); + return Bytecode::iterator_to_object(vm, iterator); +} + +void Compiler::compile_get_iterator(Bytecode::Op::GetIterator const& op) +{ + load_vm_register(ARG1, Bytecode::Register::accumulator()); + m_assembler.mov( + Assembler::Operand::Register(ARG2), + Assembler::Operand::Imm(to_underlying(op.hint()))); + native_call((void*)cxx_get_iterator); + store_vm_register(Bytecode::Register::accumulator(), RET); + check_exception(); +} + void Compiler::jump_to_exit() { m_assembler.jump(m_exit_label); diff --git a/Userland/Libraries/LibJS/JIT/Compiler.h b/Userland/Libraries/LibJS/JIT/Compiler.h index 2e4ff585c7..bdbc03a65b 100644 --- a/Userland/Libraries/LibJS/JIT/Compiler.h +++ b/Userland/Libraries/LibJS/JIT/Compiler.h @@ -105,7 +105,8 @@ private: O(ContinuePendingUnwind, continue_pending_unwind) \ O(ConcatString, concat_string) \ O(BlockDeclarationInstantiation, block_declaration_instantiation) \ - O(SuperCallWithArgumentArray, super_call_with_argument_array) + O(SuperCallWithArgumentArray, super_call_with_argument_array) \ + O(GetIterator, get_iterator) # define DECLARE_COMPILE_OP(OpTitleCase, op_snake_case) \ void compile_##op_snake_case(Bytecode::Op::OpTitleCase const&);