// a bit before writing a result. I.e., if the result of an operation leaves a zero in
// the carry flag, you don't have to zero gpu_flag_c before you can write that zero!
static uint8 gpu_flag_z, gpu_flag_n, gpu_flag_c;
// a bit before writing a result. I.e., if the result of an operation leaves a zero in
// the carry flag, you don't have to zero gpu_flag_c before you can write that zero!
static uint8 gpu_flag_z, gpu_flag_n, gpu_flag_c;