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modgc: Add mem_free()/mem_alloc() methods. 

Return free/allocated memory on GC heap.
This commit is contained in:
Paul Sokolovsky 2014-06-24 21:23:40 +03:00
parent e973acde81
commit 5aa740c3e2
2 changed files with 18 additions and 0 deletions
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16
py/modgc.c
View File

@ -61,11 +61,27 @@ STATIC mp_obj_t gc_enable(void) {
}
MP_DEFINE_CONST_FUN_OBJ_0(gc_enable_obj, gc_enable);
STATIC mp_obj_t gc_mem_free(void) {
gc_info_t info;
gc_info(&info);
return MP_OBJ_NEW_SMALL_INT((machine_uint_t)info.free);
}
MP_DEFINE_CONST_FUN_OBJ_0(gc_mem_free_obj, gc_mem_free);
STATIC mp_obj_t gc_mem_alloc(void) {
gc_info_t info;
gc_info(&info);
return MP_OBJ_NEW_SMALL_INT((machine_uint_t)info.used);
}
MP_DEFINE_CONST_FUN_OBJ_0(gc_mem_alloc_obj, gc_mem_alloc);
STATIC const mp_map_elem_t mp_module_gc_globals_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_OBJ_NEW_QSTR(MP_QSTR_gc) },
{ MP_OBJ_NEW_QSTR(MP_QSTR_collect), (mp_obj_t)&gc_collect_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_disable), (mp_obj_t)&gc_disable_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_enable), (mp_obj_t)&gc_enable_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_mem_free), (mp_obj_t)&gc_mem_free_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_mem_alloc), (mp_obj_t)&gc_mem_alloc_obj },
};
STATIC const mp_obj_dict_t mp_module_gc_globals = {

2
py/qstrdefs.h
View File

@ -377,6 +377,8 @@ Q(gc)
Q(collect)
Q(disable)
Q(enable)
Q(mem_free)
Q(mem_alloc)
#endif
#if MICROPY_PY_BUILTINS_PROPERTY