collapseos/blk/303
Virgil Dupras 3ea221d0eb z80: inline all uses of pushRS/popRS
I'm trying to move stuff around and it simplifies things. Will make
a lot more sense to inline when BC replaces IY.
2020-07-05 21:54:01 -04:00

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( compiled word ) L1 FSET ( execute B301 )
( 1. Push current IP to RS
2. Set new IP to the second atom of the list
3. Execute the first atom of the list. )
IY PUSH, HL POP, ( <-- IP )
IX INCd, IX INCd,
0 IX+ L LDIXYr,
1 IX+ H LDIXYr,
EXDEHL, ( HL points to PFA )
( While we inc, dereference into DE for execute call later. )
LDDE(HL),
HL INCd,
HL PUSH, IY POP, ( --> IP )
JR, lblexec BWR ( execute-B301 )