d17926db71
Mostly just a global search and replace. Except rt_is_true which becomes mp_obj_is_true. Still would like to tidy up some of the names, but this will do for now.
128 lines
4.1 KiB
C
128 lines
4.1 KiB
C
#include <stdlib.h>
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#include <assert.h>
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#include <math.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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#include "parsenum.h"
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#include "runtime0.h"
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#if MICROPY_ENABLE_FLOAT
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#if MICROPY_FLOAT_IMPL == MICROPY_FLOAT_IMPL_FLOAT
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#include "formatfloat.h"
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#endif
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STATIC void float_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t o_in, mp_print_kind_t kind) {
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mp_obj_float_t *o = o_in;
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#if MICROPY_FLOAT_IMPL == MICROPY_FLOAT_IMPL_FLOAT
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char buf[32];
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format_float(o->value, buf, sizeof(buf), 'g', 6, '\0');
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print(env, "%s", buf);
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#else
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print(env, "%.8g", (double) o->value);
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#endif
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}
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STATIC mp_obj_t float_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const mp_obj_t *args) {
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// TODO check n_kw == 0
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switch (n_args) {
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case 0:
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return mp_obj_new_float(0);
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case 1:
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if (MP_OBJ_IS_STR(args[0])) {
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// a string, parse it
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uint l;
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const char *s = mp_obj_str_get_data(args[0], &l);
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return mp_parse_num_decimal(s, l, false, false);
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} else if (MP_OBJ_IS_TYPE(args[0], &mp_type_float)) {
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// a float, just return it
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return args[0];
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} else {
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// something else, try to cast it to a float
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return mp_obj_new_float(mp_obj_get_float(args[0]));
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}
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default:
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nlr_jump(mp_obj_new_exception_msg_varg(&mp_type_TypeError, "float takes at most 1 argument, %d given", n_args));
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}
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}
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STATIC mp_obj_t float_unary_op(int op, mp_obj_t o_in) {
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mp_obj_float_t *o = o_in;
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switch (op) {
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case MP_UNARY_OP_BOOL: return MP_BOOL(o->value != 0);
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case MP_UNARY_OP_POSITIVE: return o_in;
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case MP_UNARY_OP_NEGATIVE: return mp_obj_new_float(-o->value);
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default: return NULL; // op not supported
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}
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}
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STATIC mp_obj_t float_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
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mp_obj_float_t *lhs = lhs_in;
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if (MP_OBJ_IS_TYPE(rhs_in, &mp_type_complex)) {
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return mp_obj_complex_binary_op(op, lhs->value, 0, rhs_in);
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} else {
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return mp_obj_float_binary_op(op, lhs->value, rhs_in);
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}
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}
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const mp_obj_type_t mp_type_float = {
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{ &mp_type_type },
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.name = MP_QSTR_float,
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.print = float_print,
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.make_new = float_make_new,
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.unary_op = float_unary_op,
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.binary_op = float_binary_op,
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};
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mp_obj_t mp_obj_new_float(mp_float_t value) {
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mp_obj_float_t *o = m_new(mp_obj_float_t, 1);
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o->base.type = &mp_type_float;
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o->value = value;
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return (mp_obj_t)o;
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}
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mp_float_t mp_obj_float_get(mp_obj_t self_in) {
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assert(MP_OBJ_IS_TYPE(self_in, &mp_type_float));
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mp_obj_float_t *self = self_in;
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return self->value;
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}
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mp_obj_t mp_obj_float_binary_op(int op, mp_float_t lhs_val, mp_obj_t rhs_in) {
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mp_float_t rhs_val = mp_obj_get_float(rhs_in); // can be any type, this function will convert to float (if possible)
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switch (op) {
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case MP_BINARY_OP_ADD:
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case MP_BINARY_OP_INPLACE_ADD: lhs_val += rhs_val; break;
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case MP_BINARY_OP_SUBTRACT:
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case MP_BINARY_OP_INPLACE_SUBTRACT: lhs_val -= rhs_val; break;
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case MP_BINARY_OP_MULTIPLY:
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case MP_BINARY_OP_INPLACE_MULTIPLY: lhs_val *= rhs_val; break;
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/* TODO floor(?) the value
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case MP_BINARY_OP_FLOOR_DIVIDE:
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case MP_BINARY_OP_INPLACE_FLOOR_DIVIDE: val = lhs_val / rhs_val; break;
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*/
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case MP_BINARY_OP_TRUE_DIVIDE:
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case MP_BINARY_OP_INPLACE_TRUE_DIVIDE:
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lhs_val /= rhs_val;
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if (isinf(lhs_val)){ // check for division by zero
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nlr_jump(mp_obj_new_exception_msg(&mp_type_ZeroDivisionError, "float division by zero"));
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}
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break;
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case MP_BINARY_OP_LESS: return MP_BOOL(lhs_val < rhs_val);
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case MP_BINARY_OP_MORE: return MP_BOOL(lhs_val > rhs_val);
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case MP_BINARY_OP_LESS_EQUAL: return MP_BOOL(lhs_val <= rhs_val);
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case MP_BINARY_OP_MORE_EQUAL: return MP_BOOL(lhs_val >= rhs_val);
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return NULL; // op not supported
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}
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return mp_obj_new_float(lhs_val);
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}
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#endif // MICROPY_ENABLE_FLOAT
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