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Diff for /gforth/glocals.fs between versions 1.66 and 1.69

version 1.66, 2012/02/07 18:15:27 version 1.69, 2012/06/27 20:49:34
Line 79 Line 79
 \ aligned correctly, but our locals stack must be float-aligned between  \ aligned correctly, but our locals stack must be float-aligned between
 \ words.  \ words.
   
 \ Other things about the internals are pretty unclear now.  
   
 \ Currently locals may only be  
 \ defined at the outer level and TO is not supported.  
   
 require search.fs  require search.fs
 require float.fs  require float.fs
 require extend.fs \ for case  require extend.fs \ for case
Line 572  forth definitions Line 567  forth definitions
     latest latestxt      latest latestxt
     clear-leave-stack      clear-leave-stack
     0 locals-size !      0 locals-size !
     locals-mem-list @ free-list  
     0 locals-mem-list !  
     0 locals-list !      0 locals-list !
     dead-code off      dead-code off
     defstart ;      defstart ;
   
   [IFDEF] free-old-local-names
   :noname ( -- )
       locals-mem-list @ free-list
       0 locals-mem-list ! ;
   is free-old-local-names
   [THEN]
   
 : locals-;-hook ( sys addr xt sys -- sys )  : locals-;-hook ( sys addr xt sys -- sys )
     def?      def?
     0 TO locals-wordlist      0 TO locals-wordlist
Line 657  forth definitions Line 657  forth definitions
 ' locals-:-hook IS :-hook  ' locals-:-hook IS :-hook
 ' locals-;-hook IS ;-hook  ' locals-;-hook IS ;-hook
   
   
 ' (then-like)  IS then-like  ' (then-like)  IS then-like
 ' (begin-like) IS begin-like  ' (begin-like) IS begin-like
 ' (again-like) IS again-like  ' (again-like) IS again-like
Line 734  forth definitions Line 735  forth definitions
         code-address!          code-address!
     then ;      then ;
   
 :noname  : (int-to) ( xt -- ) dup >definer
     ' dup >definer [ ' locals-wordlist ] literal >definer =      case
     if          [ ' locals-wordlist ] literal >definer \ value
         >body !          of  >body ! endof
     else          [ ' parse-name ] literal >definer \ defer
           of  defer! endof
         -&32 throw          -&32 throw
     endif ;      endcase ;
 :noname  
     comp' drop dup >definer  : (comp-to) ( xt -- ) dup >definer
     case      case
         [ ' locals-wordlist ] literal >definer \ value          [ ' locals-wordlist ] literal >definer \ value
         OF >body POSTPONE Aliteral POSTPONE ! ENDOF          OF >body POSTPONE Aliteral POSTPONE ! ENDOF
           [ ' parse-name ] literal >definer \ defer
           OF POSTPONE Aliteral POSTPONE defer! ENDOF
         \ !! dependent on c: etc. being does>-defining words          \ !! dependent on c: etc. being does>-defining words
         \ this works, because >definer uses >does-code in this case,          \ this works, because >definer uses >does-code in this case,
         \ which produces a relocatable address          \ which produces a relocatable address
Line 759  forth definitions Line 763  forth definitions
         OF POSTPONE laddr# >body @ lp-offset, POSTPONE f! ENDOF          OF POSTPONE laddr# >body @ lp-offset, POSTPONE f! ENDOF
         -&32 throw          -&32 throw
     endcase ;      endcase ;
   
   :noname
       ' (int-to) ;
   :noname
       comp' drop (comp-to) ;
 interpret/compile: TO ( c|w|d|r "name" -- ) \ core-ext,local  interpret/compile: TO ( c|w|d|r "name" -- ) \ core-ext,local
   
 : locals| ( ... "name ..." -- ) \ local-ext locals-bar  : locals| ( ... "name ..." -- ) \ local-ext locals-bar
Removed from v.1.66  
changed lines
  Added in v.1.69

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