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py/objdeque: Use m_new0 when allocating items to avoid need to clear.

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Saves a few bytes of code space, and is more efficient because with
MICROPY_GC_CONSERVATIVE_CLEAR enabled by default all memory is already
cleared when allocated.
This commit is contained in:
Damien George 2018-02-21 23:36:46 +11:00
parent 160d670868
commit 6e675c1baa
1 changed files with 1 additions and 2 deletions
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3
py/objdeque.c
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@ -60,8 +60,7 @@ STATIC mp_obj_t deque_make_new(const mp_obj_type_t *type, size_t n_args, size_t
o->base.type = type; o->base.type = type;
o->alloc = maxlen + 1; o->alloc = maxlen + 1;
o->i_get = o->i_put = 0; o->i_get = o->i_put = 0;
o->items = m_new(mp_obj_t, o->alloc); o->items = m_new0(mp_obj_t, o->alloc);
mp_seq_clear(o->items, 0, o->alloc, sizeof(*o->items));
if (n_args > 2) { if (n_args > 2) {
o->flags = mp_obj_get_int(args[2]); o->flags = mp_obj_get_int(args[2]);