137 lines
3.8 KiB
C
137 lines
3.8 KiB
C
#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <assert.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 "objint.h"
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#include "runtime0.h"
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#if MICROPY_LONGINT_IMPL == MICROPY_LONGINT_IMPL_LONGLONG
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static mp_obj_t mp_obj_new_int_from_ll(long long val);
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// Python3 no longer has "l" suffix for long ints. We allow to use it
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// for debugging purpose though.
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#ifdef DEBUG
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#define SUFFIX "l"
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#else
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#define SUFFIX ""
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#endif
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void int_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind) {
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mp_obj_int_t *self = self_in;
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print(env, "%lld" SUFFIX, self->val);
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}
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mp_obj_t int_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
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mp_obj_int_t *lhs = lhs_in;
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mp_obj_int_t *rhs = rhs_in;
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long long rhs_val;
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if (MP_OBJ_IS_SMALL_INT(rhs)) {
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rhs_val = MP_OBJ_SMALL_INT_VALUE(rhs);
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} else if (MP_OBJ_IS_TYPE(rhs, &int_type)) {
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rhs_val = rhs->val;
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} else {
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return MP_OBJ_NULL;
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}
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switch (op) {
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case RT_BINARY_OP_ADD:
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return mp_obj_new_int_from_ll(lhs->val + rhs_val);
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case RT_BINARY_OP_SUBTRACT:
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return mp_obj_new_int_from_ll(lhs->val - rhs_val);
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case RT_BINARY_OP_INPLACE_ADD:
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lhs->val += rhs_val;
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return lhs;
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case RT_BINARY_OP_INPLACE_SUBTRACT:
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lhs->val -= rhs_val;
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return lhs;
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case RT_BINARY_OP_AND:
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return mp_obj_new_int_from_ll(lhs->val & rhs_val);
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case RT_BINARY_OP_OR:
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return mp_obj_new_int_from_ll(lhs->val | rhs_val);
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case RT_BINARY_OP_XOR:
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return mp_obj_new_int_from_ll(lhs->val ^ rhs_val);
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case RT_BINARY_OP_LSHIFT:
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return mp_obj_new_int_from_ll(lhs->val << (int)rhs_val);
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case RT_BINARY_OP_RSHIFT:
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return mp_obj_new_int_from_ll(lhs->val >> (int)rhs_val);
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case RT_COMPARE_OP_LESS:
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return MP_BOOL(lhs->val < rhs_val);
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case RT_COMPARE_OP_MORE:
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return MP_BOOL(lhs->val > rhs_val);
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case RT_COMPARE_OP_LESS_EQUAL:
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return MP_BOOL(lhs->val <= rhs_val);
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case RT_COMPARE_OP_MORE_EQUAL:
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return MP_BOOL(lhs->val >= rhs_val);
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case RT_COMPARE_OP_EQUAL:
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return MP_BOOL(lhs->val == rhs_val);
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case RT_COMPARE_OP_NOT_EQUAL:
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return MP_BOOL(lhs->val != rhs_val);
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default:
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// op not supported
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return MP_OBJ_NULL;
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}
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}
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mp_obj_t mp_obj_new_int(machine_int_t value) {
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if (MP_OBJ_FITS_SMALL_INT(value)) {
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return MP_OBJ_NEW_SMALL_INT(value);
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}
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return mp_obj_new_int_from_ll(value);
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}
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mp_obj_t mp_obj_new_int_from_uint(machine_uint_t value) {
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// SMALL_INT accepts only signed numbers, of one bit less size
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// than word size, which totals 2 bits less for unsigned numbers.
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if ((value & (WORD_MSBIT_HIGH | (WORD_MSBIT_HIGH >> 1))) == 0) {
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return MP_OBJ_NEW_SMALL_INT(value);
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}
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return mp_obj_new_int_from_ll(value);
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}
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mp_obj_t mp_obj_new_int_from_ll(long long val) {
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mp_obj_int_t *o = m_new_obj(mp_obj_int_t);
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o->base.type = &int_type;
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o->val = val;
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return o;
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}
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mp_obj_t mp_obj_new_int_from_long_str(const char *s) {
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long long v;
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char *end;
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// TODO: this doesn't handle Python hacked 0o octal syntax
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v = strtoll(s, &end, 0);
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assert(*end == 0);
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mp_obj_int_t *o = m_new_obj(mp_obj_int_t);
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o->base.type = &int_type;
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o->val = v;
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return o;
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}
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machine_int_t mp_obj_int_get(mp_obj_t self_in) {
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if (MP_OBJ_IS_SMALL_INT(self_in)) {
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return MP_OBJ_SMALL_INT_VALUE(self_in);
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}
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mp_obj_int_t *self = self_in;
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return self->val;
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}
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machine_int_t mp_obj_int_get_checked(mp_obj_t self_in) {
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// TODO: Check overflow
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return mp_obj_int_get(self_in);
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}
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#endif
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