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https://github.com/licsber/micropython.git
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d5df6cd44a
Some tools do not support local/static symbols (one example is GNU ld map file). Exposing all functions will allow to do detailed size comparisons, etc. Also, added bunch of statics where they were missing, and replaced few identity functions with global mp_identity().
78 lines
2.1 KiB
C
78 lines
2.1 KiB
C
#include <stdlib.h>
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#include <stdint.h>
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#include "nlr.h"
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#include "misc.h"
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#include "mpconfig.h"
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#include "qstr.h"
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#include "obj.h"
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/******************************************************************************/
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/* range */
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typedef struct _mp_obj_range_t {
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mp_obj_base_t base;
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// TODO make these values generic objects or something
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machine_int_t start;
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machine_int_t stop;
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machine_int_t step;
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} mp_obj_range_t;
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STATIC mp_obj_t range_getiter(mp_obj_t o_in) {
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mp_obj_range_t *o = o_in;
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return mp_obj_new_range_iterator(o->start, o->stop, o->step);
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}
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STATIC const mp_obj_type_t range_type = {
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{ &mp_const_type} ,
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"range",
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.getiter = range_getiter,
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};
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// range is a class and instances are immutable sequence objects
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mp_obj_t mp_obj_new_range(int start, int stop, int step) {
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mp_obj_range_t *o = m_new_obj(mp_obj_range_t);
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o->base.type = &range_type;
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o->start = start;
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o->stop = stop;
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o->step = step;
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return o;
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}
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/******************************************************************************/
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/* range iterator */
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typedef struct _mp_obj_range_it_t {
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mp_obj_base_t base;
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// TODO make these values generic objects or something
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machine_int_t cur;
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machine_int_t stop;
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machine_int_t step;
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} mp_obj_range_it_t;
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STATIC mp_obj_t range_it_iternext(mp_obj_t o_in) {
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mp_obj_range_it_t *o = o_in;
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if ((o->step > 0 && o->cur < o->stop) || (o->step < 0 && o->cur > o->stop)) {
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mp_obj_t o_out = MP_OBJ_NEW_SMALL_INT(o->cur);
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o->cur += o->step;
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return o_out;
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} else {
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return mp_const_stop_iteration;
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}
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}
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STATIC const mp_obj_type_t range_it_type = {
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{ &mp_const_type },
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"range_iterator",
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.iternext = range_it_iternext,
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};
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mp_obj_t mp_obj_new_range_iterator(int cur, int stop, int step) {
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mp_obj_range_it_t *o = m_new_obj(mp_obj_range_it_t);
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o->base.type = &range_it_type;
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o->cur = cur;
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o->stop = stop;
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o->step = step;
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return o;
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}
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