Diff for /gforth/prims2x.fs between versions 1.3 and 1.9

version 1.3, 1994/07/07 14:59:26 version 1.9, 1994/09/28 17:02:50
Line 21 Line 21
   
 warnings off  warnings off
   
   [IFUNDEF] vocabulary  include search-order.fs [THEN]
 include gray.fs  include gray.fs
 include search-order.fs  
   
 100 constant max-effect \ number of things on one side of a stack effect  100 constant max-effect \ number of things on one side of a stack effect
 4096 constant batch-size \ no meaning, just make sure it's >0  4096 constant batch-size \ no meaning, just make sure it's >0
Line 37  maxchar 1+ constant eof-char Line 37  maxchar 1+ constant eof-char
   begin ( c-addr file-id )    begin ( c-addr file-id )
     2dup batch-size swap read-file       2dup batch-size swap read-file 
     if      if
       abort" I/O error"        true abort" I/O error"
     endif      endif
     ( c-addr file-id actual-size ) rot over + -rot      ( c-addr file-id actual-size ) rot over + -rot
     batch-size <>      batch-size <>
Line 89  variable effect-out-end ( pointer ) Line 89  variable effect-out-end ( pointer )
 2variable effect-in-size  2variable effect-in-size
 2variable effect-out-size  2variable effect-out-size
   
 variable primitive-number -8 primitive-number !  variable primitive-number -9 primitive-number !
   
 \ for several reasons stack items of a word are stored in a wordlist  \ for several reasons stack items of a word are stored in a wordlist
 \ since neither forget nor marker are implemented yet, we make a new  \ since neither forget nor marker are implemented yet, we make a new
Line 241  constant type-description Line 241  constant type-description
   
 : fetch-single ( item -- )  : fetch-single ( item -- )
  >r   >r
  r@ item-name 2@ type ."  = ("    r@ item-name 2@ type
    ."  = (" 
  r@ item-type @ type-c-name 2@ type ." ) "   r@ item-type @ type-c-name 2@ type ." ) "
  r@ item-d-offset @ effect-in-size 2@ data-stack-access ." ;" cr   r@ item-d-offset @ effect-in-size 2@ data-stack-access ." ;" cr
  rdrop ;    rdrop ; 
   
 : fetch-double ( item -- )  : fetch-double ( item -- )
  >r   >r
  ." {Double_Store _d; _d.cells.low = "   r@ item-name 2@ type 
    ." = ({Double_Store _d; _d.cells.low = "
  r@ item-d-offset @ dup    effect-in-size 2@ data-stack-access   r@ item-d-offset @ dup    effect-in-size 2@ data-stack-access
  ." ; _d.cells.high = " 1+ effect-in-size 2@ data-stack-access ." ; "   ." ; _d.cells.high = " 1+ effect-in-size 2@ data-stack-access
  r@ item-name 2@ type ."  = _d.dcell;}" cr   ." ; _d.dcell;});" cr
  rdrop ;   rdrop ;
   
 : fetch-float ( item -- )  : fetch-float ( item -- )
  >r   >r
  r@ item-name 2@ type ."  = "   r@ item-name 2@ type
    ."  = "
  \ ." (" r@ item-type @ type-c-name 2@ type ." ) "   \ ." (" r@ item-type @ type-c-name 2@ type ." ) "
  r@ item-f-offset @ effect-in-size 2@ fp-stack-access ." ;" cr   r@ item-f-offset @ effect-in-size 2@ fp-stack-access ." ;" cr
  rdrop ;   rdrop ;
Line 265  constant type-description Line 268  constant type-description
 \ f is true iff the offset of item is the same as on input  \ f is true iff the offset of item is the same as on input
  >r   >r
  r@ item-name 2@ items @ search-wordlist 0=   r@ item-name 2@ items @ search-wordlist 0=
  if   abort" bug"
    ." bug" cr abort  
  endif  
  execute @   execute @
  dup r@ =   dup r@ =
  if \ item first appeared in output   if \ item first appeared in output
Line 313  constant type-description Line 314  constant type-description
 \ f is true iff the offset of item is the same as on input  \ f is true iff the offset of item is the same as on input
  >r   >r
  r@ item-name 2@ items @ search-wordlist 0=   r@ item-name 2@ items @ search-wordlist 0=
  if   abort" bug"
    ." bug" cr abort  
  endif  
  execute @   execute @
  dup r@ =   dup r@ =
  if \ item first appeared in output   if \ item first appeared in output
Line 407  set-current Line 406  set-current
    endif     endif
  -1 s+loop   -1 s+loop
  \ we did not find a type, abort   \ we did not find a type, abort
  ." unknown type prefix" cr ABORT ;   true abort" unknown type prefix" ;
   
 : declare ( addr "name" -- )  : declare ( addr "name" -- )
 \ remember that there is a stack item at addr called name  \ remember that there is a stack item at addr called name
Line 429  set-current Line 428  set-current
   i declaration    i declaration
  item-descr +loop ;   item-descr +loop ;
   
   : fetch ( addr -- )
    dup item-type @ type-fetch-handler execute ;
   
 : declarations ( -- )  : declarations ( -- )
  wordlist dup items ! set-current   wordlist dup items ! set-current
  effect-in effect-in-end @ declaration-list   effect-in effect-in-end @ declaration-list
Line 480  set-current Line 482  set-current
    ." IF_TOS(TOS = sp[0]);" cr     ." IF_TOS(TOS = sp[0]);" cr
  endif ;   endif ;
   
 : fetch ( addr -- )  
  dup item-type @ type-fetch-handler execute ;  
   
 : fetches ( -- )  : fetches ( -- )
  effect-in-end @ effect-in ?do   effect-in-end @ effect-in ?do
    i fetch     i fetch
  item-descr +loop ;    item-descr +loop ; 
   
 : stack-pointer-updates ( -- )  : stack-pointer-updates ( -- )
 \ we do not check if an update is a noop; gcc does this for us  \ we need not check if an update is a noop; gcc does this for us
  effect-in-size 2@   effect-in-size 2@
  effect-out-size 2@   effect-out-size 2@
  rot swap - ( d-in d-out f-diff )   rot swap - ( d-in d-out f-diff )
Line 507  set-current Line 506  set-current
    i store     i store
  item-descr +loop ;    item-descr +loop ; 
   
   : .stack-list ( start end -- )
    swap ?do
      i item-name 2@ type space
    item-descr +loop ; 
   
 : output-c ( -- )  : output-c ( -- )
  ." I_" c-name 2@ type ." :     /* " forth-name 2@ type ."  ( " stack-string 2@ type ."  ) */" cr   ." I_" c-name 2@ type ." :     /* " forth-name 2@ type ."  ( " stack-string 2@ type ."  ) */" cr
  ." /* " doc 2@ type ."  */" cr   ." /* " doc 2@ type ."  */" cr
Line 524  set-current Line 528  set-current
  ." NEXT_P1;" cr   ." NEXT_P1;" cr
  stores   stores
  fill-tos   fill-tos
  ." NEXT1_P2;" cr   ." NEXT_P2;" cr
  ." }" cr   ." }" cr
  cr   cr
 ;  ;
Line 536  set-current Line 540  set-current
  primitive-number @ . ." alias " forth-name 2@ type cr   primitive-number @ . ." alias " forth-name 2@ type cr
  -1 primitive-number +! ;   -1 primitive-number +! ;
   
   : output-forth ( -- )
    forth-code @ 0=
    IF    output-alias
    ELSE  ." : " forth-name 2@ type ."   ( "
          effect-in effect-in-end @ .stack-list ." -- "
          effect-out effect-out-end @ .stack-list ." )" cr
          forth-code 2@ type cr
          -1 primitive-number +!
    THEN
   ;
   
 : process-file ( addr u xt -- )  : process-file ( addr u xt -- )
  >r r/o open-file   >r r/o open-file abort" cannot open file"
  if  
    ." cannot open file" cr abort  
  endif  
  warnings @ if   warnings @ if
  ." ------------ CUT HERE -------------" cr  endif   ." ------------ CUT HERE -------------" cr  endif
  r> primfilter ;   r> primfilter ;
   

Removed from v.1.3  
changed lines
  Added in v.1.9


FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>