Merge pull request #8609 from jepler/fix-asyncio-ticks
_asyncio: fix definition of ticks to match adafruit_ticks
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1b9f0d5fff
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@ -67,15 +67,29 @@ STATIC mp_obj_t task_queue_make_new(const mp_obj_type_t *type, size_t n_args, si
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/******************************************************************************/
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// Ticks for task ordering in pairing heap
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STATIC mp_obj_t ticks(void) {
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return MP_OBJ_NEW_SMALL_INT(mp_hal_ticks_ms() & (MICROPY_PY_TIME_TICKS_PERIOD - 1));
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}
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// CIRCUITPY-CHANGE: ticks() must match adafruit_ticks()
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#define _TICKS_PERIOD (1lu << 29)
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#define _TICKS_MAX (_TICKS_PERIOD - 1)
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#define _TICKS_HALFPERIOD (_TICKS_PERIOD >> 1)
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#if !CIRCUITPY || (defined(__unix__) || defined(__APPLE__))
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STATIC mp_obj_t ticks(void) {
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return MP_OBJ_NEW_SMALL_INT(mp_hal_ticks_ms() & _TICKS_MAX);
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}
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#else
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// We don't share the implementation above because our supervisor_ticks_ms
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// starts the epoch about 65 seconds before the first overflow (see
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// shared-bindings/supervisor/__init__.c). We assume/require that
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// supervisor.ticks_ms is picked as the ticks implementation under
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// CircuitPython for the Python-coded bits of asyncio.
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#define ticks() supervisor_ticks_ms()
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#endif
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// CIRCUITPY-CHANGE: ticks_diff must match adafruit_ticks
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STATIC mp_int_t ticks_diff(mp_obj_t t1_in, mp_obj_t t0_in) {
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mp_uint_t t0 = MP_OBJ_SMALL_INT_VALUE(t0_in);
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mp_uint_t t1 = MP_OBJ_SMALL_INT_VALUE(t1_in);
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mp_int_t diff = ((t1 - t0 + MICROPY_PY_TIME_TICKS_PERIOD / 2) & (MICROPY_PY_TIME_TICKS_PERIOD - 1))
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- MICROPY_PY_TIME_TICKS_PERIOD / 2;
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mp_int_t diff = ((t1 - t0 + _TICKS_HALFPERIOD) & _TICKS_MAX) - _TICKS_HALFPERIOD;
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return diff;
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}
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