Research PDP7 development

[unix-history] / s5.s

diff --git a/s5.s b/s5.s
new file mode 100644 (file)
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+" s5
+
+dskswap: 0
+   cll; als 3
+   dac 9f+t
+   jms dsktrans; -64; userdata; 9f+t; dskswap
+   lac 9f+t
+   tad o20
+   dac 9f+t
+   jms dsktrans; -4096; 4096; 9f+t; dskswap
+   isz dskswap
+   jmp dskswap i
+t = t+1
+
+access: 0
+   lac i.flags
+   lmq
+   lac u.uid
+   spa
+   jmp access i
+   sad i.uid
+   lrs 2
+   lacq
+   and mode
+   sza
+   jmp access i
+   jms error
+
+fassign: 0
+   -10
+   dac 9f+t
+1:
+   lac 9f+t
+   tad d10
+   jms fget
+      jms halt " will not happen
+   lac f.flags
+   sma
+   jmp 1f
+   isz 9f+t
+   jmp 1b
+   jmp fassign i
+1:
+   lac mode
+   xor o400000
+   dac f.flags
+   lac ii
+   dac f.i
+   lac 9f+t
+   tad d10
+   dac u.ac
+   dzm f.badd
+   jms fput
+   isz fassign
+   jmp fassign i
+t = t+1
+
+fget: 0
+   jms betwen; d0; d9
+      jmp fget i
+   cll; mul; 3
+   lacq
+
+   tad ofilesp
+   dac 9f+t
+   dac .+2
+   jms copy; ..; fnode; 3
+   isz fget
+   jmp fget i
+
+fput: 0
+   lac 9f+t
+   dac .+3
+   jms copy; fnode; ..; 3
+   jmp fput i
+t = t+1
+
+forall: 0
+   lac u.base
+   sad u.limit
+   jmp 1f
+   lac u.base
+   ral
+   lac u.base i
+   snl
+   lrs 9
+   and o777
+   jmp forall i
+fallr:
+   lac u.base
+   add o400000
+   dac u.base
+   jmp forall+1
+1:
+   lac u.count
+   dac u.ac
+   jmp sysexit
+
+sleep: 0
+   law ulist-1
+   dac 8
+   lac o200000
+   lmq
+1:
+   lac u.ulistp i
+   sad 8 i
+   jmp 1f
+   isz 8
+   isz 8
+   isz 8
+   cla; lrs 1
+   jmp 1b
+1:
+   tad o100000
+   dac u.ulistp i
+   lac sleep i
+   dac 9f+t
+   lac 9f+t i
+   omq
+   dac 9f+t i
+   isz sleep
+   jmp sleep i
+t = t+1
+
+
+dslot: 0
+   dzm di
+   skp
+1:
+   isz di
+   lac di
+   jms dget
+   lac d.i
+   sza
+   jmp 1b
+   jmp dslot i
+
+icreat: 0
+   dac 9f+t
+   jms dslot
+   lac o20
+   dac ii
+1:
+   isz ii
+   lac ii
+   jms iget
+   lac i.flags
+   spa
+   jmp 1b
+   lac ii
+   dac d.i
+   jms copy; name; d.name; 4
+   isz s.uniq
+   lac s.uniq
+   dac d.uniq
+   dac i.uniq
+   lac 9f+t
+   xor o400000
+   dac i.flags
+   lac u.uid
+   dac i.uid
+   -1
+   dac i.nlks
+   dzm i.size
+   jms copyz; i.dskps; 7
+   jms iput
+   jms dput
+   jmp icreat i
+t = t+1
+
+dspput: 0
+   and o177
+   sna
+   jmp i dspput
+   sad o14
+   jmp 1f
+   lmq
+   sad o12
+   jms dspnl
+   lac dsploc i
+   sad o400000
+   jmp dspleft
+   omq
+   dac dsploc i
+   isz dsploc
+   jmp i dspput
+
+
+1:
+   jms dspinit
+   jmp dspput i
+
+dspleft:
+   lac dsploc
+   sad edspbuf
+   jmp 1f
+   dac 8
+   lac o400000
+   dac 8 i
+   cla; llss 18+7
+   dac dsploc i
+   jmp dspput i
+
+dspnl: 0
+   lac dsplno
+   sad d33
+   jmp 1f
+   isz dsplno
+   jmp dspnl i
+1:
+   lac o2000
+   wbl
+   isz dspput
+   jmp dspput i
+
+dspinit: 0
+   lac dspbufp3
+   dac dsploc
+   lac o400000
+   dac dspbuf+3
+   dzm dsplno
+   jmp dspinit i
+
+movdsp: 0
+   iof
+   cdf
+   dac dspbufp
+   -1
+   dac .dspb
+   ion
+   jmp movdsp i
+
+arg: 0
+   lac u.rq+8 i
+   isz u.rq+8
+   jmp arg i
+
+argname: 0
+   jms arg
+   dac .+2
+   jms copy; ..; name; 4
+   lac u.cdir
+   jms namei; name
+      jms error
+   jmp argname i
+
+seektell: 0
+   jms arg
+   dac u.base
+
+   jms arg
+   dac u.limit
+   jms finac
+   lac u.limit
+   sna
+   jmp seektell i
+   sad d1
+   jmp .+3
+   lac i.size
+   jmp seektell i
+   lac f.badd
+   jmp seektell i
+
+isown: 0
+   jms argname
+   jms iget
+   lac u.uid
+   sma
+   sad i.uid
+   skp
+   jms error
+   jmp isown i
+