//#define EMIT_DO_CPY #define EMIT_DO_BC //#define EMIT_DO_X64 //#define EMIT_DO_THUMB /* Notes on passes: * We don't know exactly the opcodes in pass 1 because they depend on the * closing over of variables (LOAD_CLOSURE, BUILD_TUPLE, MAKE_CLOSURE), which * depends on determining the scope of variables in each function, and this * is not known until the end of pass 1. * As a consequence, we don't know the maximum stack size until the end of pass 2. * This is problematic for some emitters (x64) since they need to know the maximum * stack size to compile the entry to the function, and this effects code size. */ typedef enum { PASS_1 = 1, // work out id's and their kind, and number of labels PASS_2 = 2, // work out stack size and code size and label offsets PASS_3 = 3, // emit code } pass_kind_t; typedef struct _emitter_t emitter_t; void emit_common_declare_global(pass_kind_t pass, scope_t *scope, qstr qstr); void emit_common_declare_nonlocal(pass_kind_t pass, scope_t *scope, qstr qstr); void emit_common_load_id(pass_kind_t pass, scope_t *scope, qstr qstr___class__, emitter_t *emit, qstr qstr); void emit_common_store_id(pass_kind_t pass, scope_t *scope, emitter_t *emit, qstr qstr); void emit_common_delete_id(pass_kind_t pass, scope_t *scope, emitter_t *emit, qstr qstr); emitter_t *emit_new(); void emit_set_native_types(emitter_t *emit, bool do_native_types); void emit_start_pass(emitter_t *emit, pass_kind_t pass, scope_t *scope); void emit_end_pass(emitter_t *emit); bool emit_last_emit_was_return_value(emitter_t *emit); int emit_get_stack_size(emitter_t *emit); void emit_set_stack_size(emitter_t *emit, int size); int emit_label_new(emitter_t *emit); void emit_label_assign(emitter_t *emit, int l); void emit_import_name(emitter_t *emit, qstr qstr); void emit_import_from(emitter_t *emit, qstr qstr); void emit_import_star(emitter_t *emit); void emit_load_const_tok(emitter_t *emit, py_token_kind_t tok); void emit_load_const_small_int(emitter_t *emit, int arg); void emit_load_const_int(emitter_t *emit, qstr qstr); void emit_load_const_dec(emitter_t *emit, qstr qstr); void emit_load_const_id(emitter_t *emit, qstr qstr); void emit_load_const_str(emitter_t *emit, qstr qstr, bool bytes); void emit_load_const_verbatim_start(emitter_t *emit); void emit_load_const_verbatim_int(emitter_t *emit, int val); void emit_load_const_verbatim_str(emitter_t *emit, const char *str); void emit_load_const_verbatim_strn(emitter_t *emit, const char *str, int len); void emit_load_const_verbatim_quoted_str(emitter_t *emit, qstr qstr, bool bytes); void emit_load_const_verbatim_end(emitter_t *emit); void emit_load_fast(emitter_t *emit, qstr qstr, int local_num); void emit_load_name(emitter_t *emit, qstr qstr); void emit_load_global(emitter_t *emit, qstr qstr); void emit_load_deref(emitter_t *emit, qstr qstr); void emit_load_closure(emitter_t *emit, qstr qstr); void emit_load_attr(emitter_t *emit, qstr qstr); void emit_load_method(emitter_t *emit, qstr qstr); void emit_load_build_class(emitter_t *emit); void emit_store_fast(emitter_t *emit, qstr qstr, int local_num); void emit_store_name(emitter_t *emit, qstr qstr); void emit_store_global(emitter_t *emit, qstr qstr); void emit_store_deref(emitter_t *emit, qstr qstr); void emit_store_attr(emitter_t *emit, qstr qstr); void emit_store_locals(emitter_t *emit); void emit_store_subscr(emitter_t *emit); void emit_delete_fast(emitter_t *emit, qstr qstr, int local_num); void emit_delete_name(emitter_t *emit, qstr qstr); void emit_delete_global(emitter_t *emit, qstr qstr); void emit_delete_deref(emitter_t *emit, qstr qstr); void emit_delete_attr(emitter_t *emit, qstr qstr); void emit_delete_subscr(emitter_t *emit); void emit_dup_top(emitter_t *emit); void emit_dup_top_two(emitter_t *emit); void emit_pop_top(emitter_t *emit); void emit_rot_two(emitter_t *emit); void emit_rot_three(emitter_t *emit); void emit_jump(emitter_t *emit, int label); void emit_pop_jump_if_true(emitter_t *emit, int label); void emit_pop_jump_if_false(emitter_t *emit, int label); void emit_jump_if_true_or_pop(emitter_t *emit, int label); void emit_jump_if_false_or_pop(emitter_t *emit, int label); void emit_setup_loop(emitter_t *emit, int label); void emit_break_loop(emitter_t *emit, int label); void emit_continue_loop(emitter_t *emit, int label); void emit_setup_with(emitter_t *emit, int label); void emit_with_cleanup(emitter_t *emit); void emit_setup_except(emitter_t *emit, int label); void emit_setup_finally(emitter_t *emit, int label); void emit_end_finally(emitter_t *emit); void emit_get_iter(emitter_t *emit); // tos = getiter(tos) void emit_for_iter(emitter_t *emit, int label); void emit_for_iter_end(emitter_t *emit); void emit_pop_block(emitter_t *emit); void emit_pop_except(emitter_t *emit); void emit_unary_op(emitter_t *emit, rt_unary_op_t op); void emit_binary_op(emitter_t *emit, rt_binary_op_t op); void emit_compare_op(emitter_t *emit, rt_compare_op_t op); void emit_build_tuple(emitter_t *emit, int n_args); void emit_build_list(emitter_t *emit, int n_args); void emit_list_append(emitter_t *emit, int list_stack_index); void emit_build_map(emitter_t *emit, int n_args); void emit_store_map(emitter_t *emit); void emit_map_add(emitter_t *emit, int map_stack_index); void emit_build_set(emitter_t *emit, int n_args); void emit_set_add(emitter_t *emit, int set_stack_index); void emit_build_slice(emitter_t *emit, int n_args); void emit_unpack_sequence(emitter_t *emit, int n_args); void emit_unpack_ex(emitter_t *emit, int n_left, int n_right); void emit_make_function(emitter_t *emit, scope_t *scope, int n_dict_params, int n_default_params); void emit_make_closure(emitter_t *emit, scope_t *scope, int n_dict_params, int n_default_params); void emit_call_function(emitter_t *emit, int n_positional, int n_keyword, bool have_star_arg, bool have_dbl_star_arg); void emit_call_method(emitter_t *emit, int n_positional, int n_keyword, bool have_star_arg, bool have_dbl_star_arg); void emit_return_value(emitter_t *emit); void emit_raise_varargs(emitter_t *emit, int n_args); void emit_yield_value(emitter_t *emit); void emit_yield_from(emitter_t *emit);