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jotd · 29 May 2021, 21:17

some games deliberately or mistakingly use the most signficant byte in jump tables (Xenon 2). With 32 bit mode it crashes.

Masking the MSB has some overhead, though. I remember removing this masking from a musashi fork and gained 5% CPU performance

29 May 2021, 21:17	#5
jotd This cat is no more Join Date: Dec 2004 Location: FRANCE Age: 52 Posts: 8,307	some games deliberately or mistakingly use the most signficant byte in jump tables (Xenon 2). With 32 bit mode it crashes. Masking the MSB has some overhead, though. I remember removing this masking from a musashi fork and gained 5% CPU performance