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Last change
on this file since 188 was 2, checked in by Rick van der Zwet, 15 years ago |
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Initial import of data of old repository ('data') worth keeping (e.g. tracking
means of URL access statistics)
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Property svn:executable
set to
*
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File size:
739 bytes
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| [2] | 1 | # Dit programma berekent fac(x) voor x=1,...,6, en plaatst de resultaten
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| 2 | # in mem[200],...,mem[212]. fac(x) = 1.2. ... .x, fac(3)=1.2.3=6.
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| 3 |
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| 4 | main:
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| 5 | addi $7,$0,1 # fac(1) = 1
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| 6 | addi $5,$0,200 # init base data adress
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| 7 | sh $7,0($5) # init fac(1) in mem
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| 8 | nop
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| 9 | addi $4,$0,2 # init x=2
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| 10 |
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| 11 | loop:
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| 12 | lh $7,0($5) # fac(x-1)
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| 13 | nop
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| 14 | add $2,$0,$0 # clear
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| 15 | add $3,$0,$0 # init mult teller op 0
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| 16 | IL:
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| 17 | add $2,$2,$7 # fac(x) := fac(x) + fac(x-1)
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| 18 | addi $3,$3,1 # mult := mult + 1
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| 19 | slt $10,$3,$4 # if mult=x then fac(x) is
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| 20 | bne $0,$10, IL # calculated
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| 21 | nop
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| 22 |
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| 23 | sh $2,2($5) # store fac(x) in mem
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| 24 |
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| 25 | addi $4,$4,1 # inc(x)
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| 26 | addi $5,$5,2
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| 27 | slti $10,$5,212
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| 28 | bne $0,$10, loop # if not yet all fac(.) calculated
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| 29 | nop # then loop
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| 30 |
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| 31 | break 0
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