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asm
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pdp11.s.txt
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/ a3 -- pdp-11 assembler pass 1
assem:
jsr pc,readop
jsr pc,checkeos
br ealoop
tst ifflg
beq 3f
cmp r4,$200
blos assem
cmpb (r4),$21 /if
bne 2f
inc ifflg
2:
cmpb (r4),$22 /endif
bne assem
dec ifflg
br assem