void sub_9e3dc(auto a_0, auto a_1, auto a_2, auto a_3, auto a_4, auto a_5, auto a_6) {
    sub_20150(a_0, a_1);
    sub_20115(a_0, a_2);
    sub_200db(a_0, a_3);
    sub_1ff5f(a_0, a_4); //TIME::GET_CLOCK_DAY_OF_MONTH
    sub_1ff2c(a_0, a_5); //TIME::GET_CLOCK_MONTH()
    sub_1fea6(a_0, a_6); //TIME::GET_CLOCK_YEAR())
}

void sub_1ff5f(auto a_0, auto a_1) { //TIME::GET_CLOCK_DAY_OF_MONTH
    v_4 = sub_200ce(a_0);
    v_5 = sub_20092(a_0);
    if ((a_1 < 1) || (a_1 > sub_1ffb0(v_4, v_5))) {
        return ;
    }
    a_0 -= a_0 & 496;
    a_0 |= SYSTEM::SHIFT_LEFT(a_1, 4);
}


void sub_1ff2c(auto a_0, auto a_1) { //TIME::GET_CLOCK_MONTH()
    if ((a_1 < 0) || (a_1 > 11)) {
        return ;
    }
    a_0 -= a_0 & 15;
    a_0 |= a_1;
}


void sub_1fea6(auto a_0, auto a_1) { //TIME::GET_CLOCK_YEAR())
    if (a_1 <= 0) {
        return ;
    }
    if ((a_1 > 2043) || (a_1 < 1979)) {
        return ;
    }
    a_0 -= a_0 & 0x7c000000;
    if (a_1 < 2011) {
        a_0 |= SYSTEM::SHIFT_LEFT(2011 - a_1, 26);
        a_0 |= 0x80000000;
    } else {
        a_0 |= SYSTEM::SHIFT_LEFT(a_1 - 2011, 26);
        a_0 -= a_0 & 0x80000000;
    }
}

auto sub_1ffb0(auto a_0, auto a_1) { //enjoy figuring this out from TIME::GET_CLOCK_DAY_OF_MONTH
    if (a_1 < 0) {
        a_1 = 0;
    }
    switch (a_0) {
    case 0:
    case 2:
    case 4:
    case 6:
    case 7:
    case 9:
    case 11:
        return 31;
        break;
    case 3:
    case 5:
    case 8:
    case 10:
        return 30;
        break;
    case 1:
        if ((a_1 % 4) == 0) {
            if ((a_1 % 100) != 0) {
                return 29; // i think we want to get here
            } else if ((a_1 % 400) == 0) {
                return 29; // or here?
            }
        }
        return 28;
        break;
    }
    return 30;
}