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uxn/projects/examples/exercises/fib.tal
2022-11-10 09:08:21 -08:00

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388 B
Tal

( Fibonacci:
A series of numbers where the next number
is made of the two numbers before it )
|0100 ( -> ) @reset
#0000 INC2k ADD2k
&loop
DUP2 ,print-hex JSR #0a18 DEO
ADD2k LTH2k ,&loop JCN
( halt )
#010f DEO
BRK
@print-hex ( short* -- )
SWP ,&byte JSR
&byte ( byte -- ) DUP #04 SFT ,&char JSR
&char ( char -- ) #0f AND DUP #09 GTH #27 MUL ADD #30 ADD #18 DEO
JMP2r