mp_obj_t mp_obj_tuple_binary_op(mp_uint_t op, mp_obj_t lhs, mp_obj_t rhs) {
mp_obj_tuple_t *o = lhs;
switch (op) {
case MP_BINARY_OP_ADD: {
if (!mp_obj_is_subclass_fast(mp_obj_get_type(rhs), (mp_obj_t)&mp_type_tuple)) {
return MP_OBJ_NULL; // op not supported
}
mp_obj_tuple_t *p = rhs;
mp_obj_tuple_t *s = mp_obj_new_tuple(o->len + p->len, NULL);
mp_seq_cat(s->items, o->items, o->len, p->items, p->len, mp_obj_t);
return s;
}
case MP_BINARY_OP_MULTIPLY: {
mp_int_t n;
if (!mp_obj_get_int_maybe(rhs, &n)) {
return MP_OBJ_NULL; // op not supported
}
if (n <= 0) {
return mp_const_empty_tuple;
}
mp_obj_tuple_t *s = mp_obj_new_tuple(o->len * n, NULL);
mp_seq_multiply(o->items, sizeof(*o->items), o->len, n, s->items);
return s;
}
case MP_BINARY_OP_EQUAL:
case MP_BINARY_OP_LESS:
case MP_BINARY_OP_LESS_EQUAL:
case MP_BINARY_OP_MORE:
case MP_BINARY_OP_MORE_EQUAL:
return MP_BOOL(tuple_cmp_helper(op, lhs, rhs));
default:
return MP_OBJ_NULL; // op not supported
}
}
STATIC mp_obj_t list_binary_op(int op, mp_obj_t lhs, mp_obj_t rhs) {
mp_obj_list_t *o = lhs;
switch (op) {
case MP_BINARY_OP_SUBSCR:
{
#if MICROPY_ENABLE_SLICE
if (MP_OBJ_IS_TYPE(rhs, &mp_type_slice)) {
machine_uint_t start, stop;
if (!m_seq_get_fast_slice_indexes(o->len, rhs, &start, &stop)) {
assert(0);
}
mp_obj_list_t *res = list_new(stop - start);
m_seq_copy(res->items, o->items + start, res->len, mp_obj_t);
return res;
}
#endif
uint index = mp_get_index(o->base.type, o->len, rhs, false);
return o->items[index];
}
case MP_BINARY_OP_ADD:
{
if (!MP_OBJ_IS_TYPE(rhs, &mp_type_list)) {
return NULL;
}
mp_obj_list_t *p = rhs;
mp_obj_list_t *s = list_new(o->len + p->len);
m_seq_cat(s->items, o->items, o->len, p->items, p->len, mp_obj_t);
return s;
}
case MP_BINARY_OP_INPLACE_ADD:
{
if (!MP_OBJ_IS_TYPE(rhs, &mp_type_list)) {
return NULL;
}
list_extend(lhs, rhs);
return o;
}
case MP_BINARY_OP_MULTIPLY: {
machine_int_t n;
if (!mp_obj_get_int_maybe(rhs, &n)) {
return NULL;
}
mp_obj_list_t *s = list_new(o->len * n);
mp_seq_multiply(o->items, sizeof(*o->items), o->len, n, s->items);
return s;
}
case MP_BINARY_OP_EQUAL:
case MP_BINARY_OP_LESS:
case MP_BINARY_OP_LESS_EQUAL:
case MP_BINARY_OP_MORE:
case MP_BINARY_OP_MORE_EQUAL:
return MP_BOOL(list_cmp_helper(op, lhs, rhs));
case MP_BINARY_OP_NOT_EQUAL:
return MP_BOOL(!list_cmp_helper(MP_BINARY_OP_EQUAL, lhs, rhs));
default:
// op not supported
return NULL;
}
}
// Convert an index into a pointer to its lead byte. Out of bounds indexing will raise IndexError or
// be capped to the first/last character of the string, depending on is_slice.
const byte *str_index_to_ptr(const mp_obj_type_t *type, const byte *self_data, size_t self_len,
mp_obj_t index, bool is_slice) {
(void)type;
mp_int_t i;
// Copied from mp_get_index; I don't want bounds checking, just give me
// the integer as-is. (I can't bounds-check without scanning the whole
// string; an out-of-bounds index will be caught in the loops below.)
if (MP_OBJ_IS_SMALL_INT(index)) {
i = MP_OBJ_SMALL_INT_VALUE(index);
} else if (!mp_obj_get_int_maybe(index, &i)) {
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_TypeError, "string indices must be integers, not %s", mp_obj_get_type_str(index)));
}
const byte *s, *top = self_data + self_len;
if (i < 0)
{
// Negative indexing is performed by counting from the end of the string.
for (s = top - 1; i; --s) {
if (s < self_data) {
if (is_slice) {
return self_data;
}
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_IndexError, "string index out of range"));
}
if (!UTF8_IS_CONT(*s)) {
++i;
}
}
++s;
} else if (!i) {
return self_data; // Shortcut - str[0] is its base pointer
} else {
// Positive indexing, correspondingly, counts from the start of the string.
// It's assumed that negative indexing will generally be used with small
// absolute values (eg str[-1], not str[-1000000]), which means it'll be
// more efficient this way.
for (s = self_data; true; ++s) {
if (s >= top) {
if (is_slice) {
return top;
}
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_IndexError, "string index out of range"));
}
while (UTF8_IS_CONT(*s)) {
++s;
}
if (!i--) {
return s;
}
}
}
return s;
}
STATIC mp_obj_t list_binary_op(mp_binary_op_t op, mp_obj_t lhs, mp_obj_t rhs) {
mp_obj_list_t *o = MP_OBJ_TO_PTR(lhs);
switch (op) {
case MP_BINARY_OP_ADD: {
if (!MP_OBJ_IS_TYPE(rhs, &mp_type_list)) {
return MP_OBJ_NULL; // op not supported
}
mp_obj_list_t *p = MP_OBJ_TO_PTR(rhs);
mp_obj_list_t *s = list_new(o->len + p->len);
mp_seq_cat(s->items, o->items, o->len, p->items, p->len, mp_obj_t);
return MP_OBJ_FROM_PTR(s);
}
case MP_BINARY_OP_INPLACE_ADD: {
list_extend(lhs, rhs);
return lhs;
}
case MP_BINARY_OP_MULTIPLY: {
mp_int_t n;
if (!mp_obj_get_int_maybe(rhs, &n)) {
return MP_OBJ_NULL; // op not supported
}
if (n < 0) {
n = 0;
}
mp_obj_list_t *s = list_new(o->len * n);
mp_seq_multiply(o->items, sizeof(*o->items), o->len, n, s->items);
return MP_OBJ_FROM_PTR(s);
}
case MP_BINARY_OP_EQUAL:
case MP_BINARY_OP_LESS:
case MP_BINARY_OP_LESS_EQUAL:
case MP_BINARY_OP_MORE:
case MP_BINARY_OP_MORE_EQUAL: {
if (!MP_OBJ_IS_TYPE(rhs, &mp_type_list)) {
if (op == MP_BINARY_OP_EQUAL) {
return mp_const_false;
}
return MP_OBJ_NULL; // op not supported
}
mp_obj_list_t *another = MP_OBJ_TO_PTR(rhs);
bool res = mp_seq_cmp_objs(op, o->items, o->len, another->items, another->len);
return mp_obj_new_bool(res);
}
default:
return MP_OBJ_NULL; // op not supported
}
}
// If exc is SystemExit, return value where FORCED_EXIT bit set,
// and lower 8 bits are SystemExit value. For all other exceptions,
// return 1.
STATIC int handle_uncaught_exception(mp_obj_t exc) {
// check for SystemExit
if (mp_obj_is_subclass_fast(mp_obj_get_type(exc), &mp_type_SystemExit)) {
// None is an exit value of 0; an int is its value; anything else is 1
mp_obj_t exit_val = mp_obj_exception_get_value(exc);
mp_int_t val = 0;
if (exit_val != mp_const_none && !mp_obj_get_int_maybe(exit_val, &val)) {
val = 1;
}
return FORCED_EXIT | (val & 255);
}
// Report all other exceptions
mp_obj_print_exception(&mp_stderr_print, exc);
return 1;
}
STATIC mp_obj_t list_binary_op(mp_uint_t op, mp_obj_t lhs, mp_obj_t rhs) {
mp_obj_list_t *o = lhs;
switch (op) {
case MP_BINARY_OP_ADD: {
if (!MP_OBJ_IS_TYPE(rhs, &mp_type_list)) {
return MP_OBJ_NULL; // op not supported
}
mp_obj_list_t *p = rhs;
mp_obj_list_t *s = list_new(o->len + p->len);
mp_seq_cat(s->items, o->items, o->len, p->items, p->len, mp_obj_t);
return s;
}
case MP_BINARY_OP_INPLACE_ADD: {
if (!MP_OBJ_IS_TYPE(rhs, &mp_type_list)) {
return MP_OBJ_NULL; // op not supported
}
list_extend(lhs, rhs);
return o;
}
case MP_BINARY_OP_MULTIPLY: {
mp_int_t n;
if (!mp_obj_get_int_maybe(rhs, &n)) {
return MP_OBJ_NULL; // op not supported
}
if (n < 0) {
n = 0;
}
mp_obj_list_t *s = list_new(o->len * n);
mp_seq_multiply(o->items, sizeof(*o->items), o->len, n, s->items);
return s;
}
case MP_BINARY_OP_EQUAL:
case MP_BINARY_OP_LESS:
case MP_BINARY_OP_LESS_EQUAL:
case MP_BINARY_OP_MORE:
case MP_BINARY_OP_MORE_EQUAL:
return MP_BOOL(list_cmp_helper(op, lhs, rhs));
default:
return MP_OBJ_NULL; // op not supported
}
}
// is_slice determines whether the index is a slice index
size_t mp_get_index(const mp_obj_type_t *type, size_t len, mp_obj_t index, bool is_slice) {
mp_int_t i;
if (MP_OBJ_IS_SMALL_INT(index)) {
i = MP_OBJ_SMALL_INT_VALUE(index);
} else if (!mp_obj_get_int_maybe(index, &i)) {
if (MICROPY_ERROR_REPORTING == MICROPY_ERROR_REPORTING_TERSE) {
mp_raise_TypeError("indices must be integers");
} else {
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_TypeError,
"%q indices must be integers, not %s",
type->name, mp_obj_get_type_str(index)));
}
}
if (i < 0) {
i += len;
}
if (is_slice) {
if (i < 0) {
i = 0;
} else if ((mp_uint_t)i > len) {
i = len;
}
} else {
if (i < 0 || (mp_uint_t)i >= len) {
if (MICROPY_ERROR_REPORTING == MICROPY_ERROR_REPORTING_TERSE) {
mp_raise_msg(&mp_type_IndexError, "index out of range");
} else {
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_IndexError,
"%q index out of range", type->name));
}
}
}
// By this point 0 <= i <= len and so fits in a size_t
return (size_t)i;
}
// is_slice determines whether the index is a slice index
mp_uint_t mp_get_index(const mp_obj_type_t *type, mp_uint_t len, mp_obj_t index, bool is_slice) {
mp_int_t i;
if (MP_OBJ_IS_SMALL_INT(index)) {
i = MP_OBJ_SMALL_INT_VALUE(index);
} else if (!mp_obj_get_int_maybe(index, &i)) {
if (MICROPY_ERROR_REPORTING == MICROPY_ERROR_REPORTING_TERSE) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_TypeError,
"indices must be integers"));
} else {
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_TypeError,
"%s indices must be integers, not %s",
qstr_str(type->name), mp_obj_get_type_str(index)));
}
}
if (i < 0) {
i += len;
}
if (is_slice) {
if (i < 0) {
i = 0;
} else if (i > len) {
i = len;
}
} else {
if (i < 0 || i >= len) {
if (MICROPY_ERROR_REPORTING == MICROPY_ERROR_REPORTING_TERSE) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_IndexError, "index out of range"));
} else {
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_IndexError,
"%s index out of range", qstr_str(type->name)));
}
}
}
return i;
}
// returns standard error codes: 0 for success, 1 for all other errors
STATIC int execute_from_lexer(mp_lexer_t *lex, mp_parse_input_kind_t input_kind, bool is_repl) {
if (lex == NULL) {
return 1;
}
if (0) {
// just tokenise
while (!mp_lexer_is_kind(lex, MP_TOKEN_END)) {
mp_token_show(mp_lexer_cur(lex));
mp_lexer_to_next(lex);
}
mp_lexer_free(lex);
return 0;
}
mp_parse_error_kind_t parse_error_kind;
mp_parse_node_t pn = mp_parse(lex, input_kind, &parse_error_kind);
if (pn == MP_PARSE_NODE_NULL) {
// parse error
mp_parse_show_exception(lex, parse_error_kind);
mp_lexer_free(lex);
return 1;
}
qstr source_name = mp_lexer_source_name(lex);
#if MICROPY_PY___FILE__
if (input_kind == MP_PARSE_FILE_INPUT) {
mp_store_global(MP_QSTR___file__, MP_OBJ_NEW_QSTR(source_name));
}
#endif
mp_lexer_free(lex);
/*
printf("----------------\n");
mp_parse_node_print(pn, 0);
printf("----------------\n");
*/
mp_obj_t module_fun = mp_compile(pn, source_name, emit_opt, is_repl);
if (module_fun == mp_const_none) {
// compile error
return 1;
}
if (compile_only) {
return 0;
}
// execute it
nlr_buf_t nlr;
if (nlr_push(&nlr) == 0) {
mp_call_function_0(module_fun);
nlr_pop();
return 0;
} else {
// uncaught exception
// check for SystemExit
mp_obj_t exc = (mp_obj_t)nlr.ret_val;
if (mp_obj_is_subclass_fast(mp_obj_get_type(exc), &mp_type_SystemExit)) {
mp_obj_t exit_val = mp_obj_exception_get_value(exc);
mp_int_t val;
if (!mp_obj_get_int_maybe(exit_val, &val)) {
val = 0;
}
exit(val);
}
mp_obj_print_exception((mp_obj_t)nlr.ret_val);
return 1;
}
}
// Convert an index into a pointer to its lead byte. Out of bounds indexing will raise IndexError or
// be capped to the first/last character of the string, depending on is_slice.
const byte *str_index_to_ptr(const mp_obj_type_t *type, const byte *self_data, size_t self_len,
mp_obj_t index, bool is_slice) {
// All str functions also handle bytes objects, and they call str_index_to_ptr(),
// so it must handle bytes.
if (type == &mp_type_bytes) {
// Taken from objstr.c:str_index_to_ptr()
size_t index_val = mp_get_index(type, self_len, index, is_slice);
return self_data + index_val;
}
mp_int_t i;
// Copied from mp_get_index; I don't want bounds checking, just give me
// the integer as-is. (I can't bounds-check without scanning the whole
// string; an out-of-bounds index will be caught in the loops below.)
if (MP_OBJ_IS_SMALL_INT(index)) {
i = MP_OBJ_SMALL_INT_VALUE(index);
} else if (!mp_obj_get_int_maybe(index, &i)) {
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_TypeError, "string indices must be integers, not %s", mp_obj_get_type_str(index)));
}
const byte *s, *top = self_data + self_len;
if (i < 0)
{
// Negative indexing is performed by counting from the end of the string.
for (s = top - 1; i; --s) {
if (s < self_data) {
if (is_slice) {
return self_data;
}
mp_raise_msg(&mp_type_IndexError, "string index out of range");
}
if (!UTF8_IS_CONT(*s)) {
++i;
}
}
++s;
} else {
// Positive indexing, correspondingly, counts from the start of the string.
// It's assumed that negative indexing will generally be used with small
// absolute values (eg str[-1], not str[-1000000]), which means it'll be
// more efficient this way.
s = self_data;
while (1) {
// First check out-of-bounds
if (s >= top) {
if (is_slice) {
return top;
}
mp_raise_msg(&mp_type_IndexError, "string index out of range");
}
// Then check completion
if (i-- == 0) {
break;
}
// Then skip UTF-8 char
++s;
while (UTF8_IS_CONT(*s)) {
++s;
}
}
}
return s;
}