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ADD: added assembler program for printing Geraffel Processor

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This commit is contained in:
Dominik Meyer 2014-01-07 21:35:13 +01:00
parent c0031f415c
commit 6b9c4576b8
1 changed files with 45 additions and 0 deletions
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45
asm/geraffel.s Normal file
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loa $1, 200
jmc print
loa $1, 201
jmc print
loa $1, 202
jmc print
loa $1, 203
jmc print
loa $1, 204
jmc print
lui $1, 512
jmc printAscii
hlt
print:
add $20, $1, $0
printLoop:
sto $20, 65521
shr $20, $20, $0
shr $20, $20, $0
shr $20, $20, $0
shr $20, $20, $0
shr $20, $20, $0
shr $20, $20, $0
shr $20, $20, $0
shr $20, $20, $0
jpz endPrint
jmp printLoop
endPrint:
ret
printAscii:
add $20, $1, $0
asciloop:
and $21, $20, 15
or $21, $21, 48
sub $22, $21, 10
jpc smaller
add $21, $21, 7
smaller:
sto $21, 65521
shr $20, $20, $0
shr $20, $20, $0
shr $20, $20, $0
shr $20, $20, $0
jpz asciloop:
ret