static void check_mode(ir_mode *mode)
{
ir_tarval *zero = get_mode_null(mode);
ir_tarval *minus_zero = tarval_neg(zero);
ir_tarval *min = get_mode_min(mode);
ir_tarval *max = get_mode_max(mode);
ir_tarval *inf = get_mode_infinite(mode);
ir_tarval *minus_inf = tarval_neg(inf);
ir_tarval *one = get_mode_one(mode);
ir_tarval *minus_one = tarval_neg(one);
/* some random arithmetics */
ir_tarval *int_zero = get_mode_null(mode_Is);
ir_tarval *int_one = get_mode_one(mode_Is);
ir_tarval *int_minus_one = get_mode_all_one(mode_Is);
ir_tarval *int_min = get_mode_min(mode_Is);
ir_tarval *int_max = get_mode_max(mode_Is);
assert(tarval_convert_to(zero, mode_Is) == int_zero);
assert(tarval_convert_to(minus_zero, mode_Is) == int_zero);
assert(tarval_convert_to(one, mode_Is) == int_one);
assert(tarval_convert_to(minus_one, mode_Is) == int_minus_one);
assert(tarval_convert_to(min, mode_Is) == int_min);
assert(tarval_convert_to(max, mode_Is) == int_max);
assert(tarval_convert_to(inf, mode_Is) == int_max);
assert(tarval_convert_to(minus_inf, mode_Is) == int_min);
static const char *const ints[] = {
"0", "1", "-1", "12345", "2", "4", "8", "16", "32", "64", "128", "256",
"512", "1024", "2048", "127", "2047"
};
for (unsigned i = 0; i < ARRAY_SIZE(ints); ++i) {
const char *str = ints[i];
ir_tarval *flt = new_tarval_from_str(str, strlen(str), mode);
ir_tarval *intt = new_tarval_from_str(str, strlen(str), mode_Is);
assert(tarval_convert_to(flt, mode_Is) == intt);
assert(tarval_convert_to(intt, mode) == flt);
}
}
ir_tarval *fold_builtin_inf(type_t const *const function_type)
{
type_t *type = function_type->function.return_type;
ir_mode *mode = get_ir_mode_storage(type);
return get_mode_infinite(mode);
}
