// sign-extended by bug in original hardware, according to Nocash docs
// GTE section 'Screen Offset and Distance'. The emulator does this
// sign extension when it is loaded to GTE by CTC2.
// sign-extended by bug in original hardware, according to Nocash docs
// GTE section 'Screen Offset and Distance'. The emulator does this
// sign extension when it is loaded to GTE by CTC2.