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collapseos/blk/817
2020-06-19 20:09:51 -04:00

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lblfind BSET
( find word the same name as str in SI starting from tip in
DI. Returns wordref in DI. Z if found, NZ if not. )
CH CH XORrr, CL [SI] MOVr[], ( CX -> strlen )
SI INCx, ( first char ) AX AX XORxx, ( initial prev )
BEGIN, ( loop )
DI AX SUBxx, ( jump to prev wordref )
AL [DI] -1 MOVr[]+, ( strlen )
CL AL CMPrr, IFZ, ( same len )
SI PUSHx, DI PUSHx, CX PUSHx, ( --> lvl 3 )
3 ADDALi, ( header ) AH AH XORrr, DI AX SUBxx,
CLD, REPZ, CMPSB,
CX POPx, DI POPx, SI POPx, ( <-- lvl 3 )
IFZ, RETn, THEN,
THEN,