03649: gekisha: Unknown DIP 4-2 toggles Auto Tsumo after Reach. If it is enabled and declare Reach, MAME crashes.

ID	Category [?]	Severity [?]	Reproducibility	Date Submitted	Last Update
03649	Crash/Freeze	Critical (emulator)	Always	Jan 6, 2010, 16:16	Jan 11, 2010, 13:32

Tester	Fujix	View Status	Public	Platform	MAME (Self-compiled)
Assigned To	Kale	Resolution	Fixed	OS	Windows Vista/7 (64-bit)
Status [?]	Resolved			Driver	dynax/dynax.cpp
Version	0.136	Fixed in Version	0.136u1	Build	I686
		Fixed in Git Commit		Github Pull Request #

Summary	03649: gekisha: Unknown DIP 4-2 toggles Auto Tsumo after Reach. If it is enabled and declare Reach, MAME crashes.
Description	The unknown DIP switch 4-2 toggles Auto Tsumo mode after Reach. When it is turned on and declare Reach, the game tries auto drawing, MAME crashes with an error message: 92a7:unimplemented Read2_16 modes=7
Steps To Reproduce
Additional Information	Originally reported by gamer2010 on MAME World Forums: http://www.mameworld.info/ubbthreads/showthreaded.php?Cat=&Number=209954
Github Commit

Flags
Regression Version
Affected Sets / Systems	gekisha

Attached Files

No.05432 Firewave Senior Tester Jan 6, 2010, 16:33	This message originates from src/emu/cpu/tlcs90/tlcs90.c. It's within the READ_FN macro.
No.05433 Fujix Administrator Jan 6, 2010, 16:39	Confirmed the issue.
No.05487 Kale Developer Jan 11, 2010, 13:32	Missing 16-bit displacement mode ... the asm/machine code is: 92a4 jr $9320 0x1b 0x7a 0x00 As you can see, looks like a simple left-over, since that you can do this branch with a 8-bit displacement.