2019-02-04 02:04:02 +00:00
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: stdout ' putc task-emit ! ;
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2019-02-09 16:48:40 +00:00
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s" jorth.log" open const LOGFILE
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2019-02-04 02:04:02 +00:00
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: log-emit LOGFILE fputc ;
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2019-02-09 16:48:40 +00:00
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' cells @ const docolon ( get the colon execution token )
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: :noname here docolon , ] ;
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2019-02-02 20:30:18 +00:00
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: 2dup over over ;
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: decompile
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2019-02-04 02:04:02 +00:00
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word lookup if 1 begin ( cp i )
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2019-02-02 20:30:18 +00:00
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2dup cells + @ ( cp i @cp+i )
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2019-02-04 02:04:02 +00:00
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dup ' ret != ( cp i @cp+i bool )
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2019-02-02 20:30:18 +00:00
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while
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2019-02-04 02:04:02 +00:00
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dup ` dup if type drop else drop . then bl ( cp i )
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2019-02-02 20:30:18 +00:00
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1 + ( cp i+1 )
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2019-02-04 02:04:02 +00:00
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repeat drop drop then drop ;
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( tasks )
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: mailbox 2 cells + ;
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: task-ip task-user-size cells + ;
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: task-sp task-user-size 1 + cells + ;
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: task-rsp task-user-size 2 + cells + ;
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: task-stack task-user-size 3 + cells + ;
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: task-rstack task-stack stacksize cells + ;
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: doactivate ( task ip -- )
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over task-ip !
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dup task-stack over task-sp !
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dup task-rstack over task-rsp !
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drop
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;
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: activate
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here 4 cells + lit
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' doactivate ,
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' ret ,
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; immediate
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: send ( val task -- )
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mailbox
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begin dup @ while suspend repeat ( wait for empty mailbox )
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! ;
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: receive ( -- val )
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running mailbox
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begin dup @ not while suspend repeat ( wait for mail )
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dup @ 0 rot ! ;
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