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17 lines
640 B
Plaintext
17 lines
640 B
Plaintext
: RLDICT ( target offset -- )
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H@ 2+ ! H@ ! ( H@+2 == offset, H@ == target )
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H@ @ WORD( DUP H@ -^ ( src u )
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DUP ROT SWAP H@ 4 + ( u src u dst )
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SWAP MOVE ( u )
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4 + DUP CURRENT @ WORD( + ( u we )
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DUP .X NL
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SWAP CURRENT @ PREV + DUP .X NL ( we wr )
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BEGIN ( we wr )
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DUP ROT ( wr wr we )
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H@ @ H@ 2+ @ ( wr wr we ol o )
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2SWAP RLWORD ( wr )
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DUP PREV SWAP ( wr oldwr )
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WORD( SWAP ( we wr )
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DUP 4 - H@ <= ( are we finished? )
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UNTIL H@ 4 + .X NL ;
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