grind update: now track what flags were actually modified by the instruction. use both runs to compute the total list of flags it modifies.
grind update: now track what flags were actually modified by the
instruction. use both runs to compute the total list of flags it
modifies.

joncampbell123/doslib,joncampbell123/doslib,joncampbell123/doslib,joncampbell123/doslib,joncampbell123/doslib,joncampbell123/doslib