Function cpu_write_reg

core/cpu.c:240–252

    return value;
}
static void cpu_write_reg(int i, uint8_t value) {
    switch (i) {
        case 0: cpu.registers.B = value; break;
        case 1: cpu.registers.C = value; break;
        case 2: cpu.registers.D = value; break;
        case 3: cpu.registers.E = value; break;
        case 4: cpu_write_index_high(value); break;
        case 5: cpu_write_index_low(value); break;
        case 6: cpu_write_byte(cpu_index_address(), value); break;
        case 7: cpu.registers.A = value; break;
        default: unreachable();
    }
}
static void cpu_read_write_reg(int read, int write) {
    uint8_t value;
    int old_prefix = cpu.PREFIX;