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// internal py_obj_t representation
// not for general use, instead access using py_obj_xxx functions
#define IS_O(o, k) (((((py_small_int_t)(o)) & 1) == 0) && (((py_obj_base_t*)(o))->kind == (k)))
#define IS_SMALL_INT(o) (((py_small_int_t)(o)) & 1)
#define FROM_SMALL_INT(o) (((py_small_int_t)(o)) >> 1)
#define TO_SMALL_INT(o) ((py_obj_t)(((o) << 1) | 1))
typedef enum {
O_CONST,
O_STR,
#if MICROPY_ENABLE_FLOAT
O_FLOAT,
O_COMPLEX,
#endif
O_CELL,
O_EXCEPTION_0,
O_EXCEPTION_N,
O_RANGE,
O_RANGE_IT,
O_FUN_0,
O_FUN_1,
O_FUN_2,
O_FUN_N,
O_FUN_VAR,
O_FUN_BC,
O_FUN_ASM,
O_GEN_WRAP,
O_GEN_INSTANCE,
O_BOUND_METH,
O_CLOSURE,
O_TUPLE,
O_LIST,
O_TUPLE_IT,
O_LIST_IT,
O_SET,
O_MAP,
O_CLASS,
O_OBJ,
O_USER,
} py_obj_kind_t;
typedef struct _py_obj_base_t py_obj_base_t;
struct _py_obj_base_t {
py_obj_kind_t kind;
union {
const char *id;
qstr u_str;
#if MICROPY_ENABLE_FLOAT
py_float_t u_float; // for O_FLOAT
struct { // for O_COMPLEX
py_float_t real;
py_float_t imag;
} u_complex;
#endif
py_obj_t u_cell; // for O_CELL
struct { // for O_EXCEPTION_0
qstr id;
} u_exc0;
struct { // for O_EXCEPTION_N
// TODO make generic object or something
qstr id;
int n_args;
const void **args;
} u_exc_n;
struct { // for O_RANGE
// TODO make generic object or something
machine_int_t start;
machine_int_t stop;
machine_int_t step;
} u_range;
struct { // for O_RANGE_IT
// TODO make generic object or something
machine_int_t cur;
machine_int_t stop;
machine_int_t step;
} u_range_it;
struct { // for O_FUN_[012N], O_FUN_VAR
int n_args;
void *fun;
} u_fun;
struct { // for O_FUN_BC
int n_args;
uint n_state;
byte *code;
} u_fun_bc;
struct { // for O_FUN_ASM
int n_args;
void *fun;
} u_fun_asm;
struct { // for O_GEN_WRAP
int n_state;
py_obj_base_t *fun;
} u_gen_wrap;
struct { // for O_GEN_INSTANCE
py_obj_t *state;
const byte *ip;
py_obj_t *sp;
} u_gen_instance;
struct { // for O_BOUND_METH
py_obj_t meth;
py_obj_t self;
} u_bound_meth;
struct { // for O_CLOSURE
py_obj_t fun;
py_obj_t vars;
} u_closure;
struct { // for O_TUPLE, O_LIST
machine_uint_t alloc;
machine_uint_t len;
py_obj_t *items;
} u_tuple_list;
struct { // for O_TUPLE_IT, O_LIST_IT
py_obj_base_t *obj;
machine_uint_t cur;
} u_tuple_list_it;
struct { // for O_SET
machine_uint_t alloc;
machine_uint_t used;
py_obj_t *table;
} u_set;
py_map_t u_map; // for O_MAP
struct { // for O_CLASS
py_map_t *locals;
} u_class;
struct { // for O_OBJ
py_obj_base_t *class; // points to a O_CLASS object
py_map_t *members;
} u_obj;
struct { // for O_USER
const py_user_info_t *info;
machine_uint_t data1;
machine_uint_t data2;
} u_user;
};
};
py_obj_t py_obj_new_tuple_iterator(py_obj_base_t *tuple, int cur);
py_obj_t py_obj_new_list_iterator(py_obj_base_t *list, int cur);
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