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Usenet 1994 January
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unix
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volume5
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smallc
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part3
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6809
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1986-11-30
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317 b
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33 lines
| Shift support for Small C v1 sa09
.globl asr
asr: tstb
bge okr
negb
bra asl
okr: incb
pshs b
ldd 3(s)
asrl: dec (s)
beq return
asra
rorb
bra asrl
.globl asl
asl: tstb
bge okl
negb
bra asr
okl: incb
pshs b
ldd 3(s)
asll: dec (s)
beq return
aslb
rola
bra asll
return: ldx 1(s)
leas 5(s)
jmp (x)