3 ms·

I think it's probably the bug with the log routine that you're thinking of: http://www.6502.org/source/floats/wozfp2.txt http://www.6502.org/source/floats/wozfp

by peteri 12y ago

I think it's probably the bug with the log routine that you're thinking of: http://www.6502.org/source/floats/wozfp2.txt http://www.6502.org/source/floats/wozfp2.txt

paulgerhardt 12y ago
That's it! From this thread on the 6502 forums, FADD and FSUB work without having to complement the sign bit but FMUL isn't so lucky: http://forum.6502.org/viewtopic.php?t=508 http://forum.6502.org/viewtopic.php?t=508 Nice find!