This set has two programs to test division and multiplication operations. Presumably written by blargg.
Testing of mul_timing.smc
After posting this, byuu asked around to see if the MUL timing program works on real hardware, and it doesn't. Higan produces the same results as the real console. This indicates there is a bug with the program. However, the SNES Jr/mini produces a different result:
Another note by byuu:
The reason one of the tests says "0807" is because blargg's code didn't account for 16-bit X -> 8-bit A "tax" *not* clearing A.hi
|© Evan G. This site made by a Canadian, and fueled by beer. Do not use material on this site without permission.|