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py: Remove DELETE_SUBSCR opcode, combine with STORE_SUBSCR.

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This makes the runtime and object APIs more consistent.  mp_store_subscr
functionality now moved into objects (ie list and dict store_item).
This commit is contained in:
Damien George
2014-04-08 21:32:29 +01:00
parent 4671392d90
commit f4c9b33abf
12 changed files with 107 additions and 40 deletions
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12
py/objlist.c
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@@ -19,6 +19,7 @@ typedef struct _mp_obj_list_t {
STATIC mp_obj_t mp_obj_new_list_iterator(mp_obj_list_t *list, int cur);
STATIC mp_obj_list_t *list_new(uint n);
STATIC mp_obj_t list_extend(mp_obj_t self_in, mp_obj_t arg_in);
STATIC mp_obj_t list_pop(uint n_args, const mp_obj_t *args);
// TODO: Move to mpconfig.h
#define LIST_MIN_ALLOC 4
@@ -146,6 +147,16 @@ STATIC mp_obj_t list_binary_op(int op, mp_obj_t lhs, mp_obj_t rhs) {
}
}
STATIC bool list_store_item(mp_obj_t self_in, mp_obj_t index, mp_obj_t value) {
if (value == MP_OBJ_NULL) {
mp_obj_t args[2] = {self_in, index};
list_pop(2, args);
} else {
mp_obj_list_store(self_in, index, value);
}
return true;
}
STATIC mp_obj_t list_getiter(mp_obj_t o_in) {
return mp_obj_new_list_iterator(o_in, 0);
}
@@ -349,6 +360,7 @@ const mp_obj_type_t mp_type_list = {
.make_new = list_make_new,
.unary_op = list_unary_op,
.binary_op = list_binary_op,
.store_item = list_store_item,
.getiter = list_getiter,
.locals_dict = (mp_obj_t)&list_locals_dict,
};