uxn/projects/examples/exercises/fib.tal

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