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Chromatix
PostPosted: Thu Jul 11, 2019 4:32 pm 
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Joined: Mon May 21, 2018 8:09 pm
Posts: 1462
If you need something which doesn't rely on working RAM *or* a known execution address *or* any known ROM contents, try:
Code:
INC A
BNE *-1
DEC A
…and then proceed with one of the above shifting solutions, with $FF in A.
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BigEd
PostPosted: Thu Jul 11, 2019 5:01 pm 
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Joined: Thu Dec 11, 2008 1:28 pm
Posts: 10977
Location: England
One could set or clear the carry before each of 8 shifts...
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