Return to getdoers.fs CVS log

Up to [gforth] / gforth / kernel

refactored text interpreter to make return stack words work within a line
  replaced parser, compiler, interpreter, ...-notfound by words
  with an appended "1"

    1: \ 
    2: 
    3: \ Copyright (C) 1996, 1998,1999,2003 Free Software Foundation, Inc.
    4: 
    5: \ This file is part of Gforth.
    6: 
    7: \ Gforth is free software; you can redistribute it and/or
    8: \ modify it under the terms of the GNU General Public License
    9: \ as published by the Free Software Foundation; either version 2
   10: \ of the License, or (at your option) any later version.
   11: 
   12: \ This program is distributed in the hope that it will be useful,
   13: \ but WITHOUT ANY WARRANTY; without even the implied warranty of
   14: \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   15: \ GNU General Public License for more details.
   16: 
   17: \ You should have received a copy of the GNU General Public License
   18: \ along with this program; if not, write to the Free Software
   19: \ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
   20: 
   21: doer? :docon [IF]
   22: : docon: ( -- addr )	\ gforth
   23:     \G The code address of a @code{CONSTANT}.
   24:     ['] bl >code-address ;
   25: [THEN]
   26: 
   27: : docol: ( -- addr )	\ gforth
   28:     \G The code address of a colon definition.
   29:     ['] on >code-address ;
   30: \ !! mark on
   31: 
   32: doer? :dovar [IF]
   33: : dovar: ( -- addr )	\ gforth
   34:     \G The code address of a @code{CREATE}d word.
   35:     \ in rom-applications variable might be implemented with constant
   36:     \ use really a created word!
   37:     ['] ??? >code-address ;
   38: [THEN]
   39: 
   40: doer? :douser [IF]
   41: : douser: ( -- addr )	\ gforth
   42:     \G The code address of a @code{USER} variable.
   43:     ['] sp0 >code-address ;
   44: [THEN]
   45: 
   46: doer? :dodefer [IF]
   47: : dodefer: ( -- addr )	\ gforth
   48:     \G The code address of a @code{defer}ed word.
   49:     ['] parser1 >code-address ;
   50: [THEN]
   51: 
   52: doer? :dofield [IF]
   53: : dofield: ( -- addr )	\ gforth
   54:     \G The code address of a @code{field}.
   55:     ['] reveal-method >code-address ;
   56: [THEN]
   57: 
   58: true [IF] \ !! don't know what to put here
   59: : dodoes: ( -- addr )	\ gforth
   60:     \G The code address of a @code{field}???
   61:     ['] DOES> >code-address ;
   62: [THEN]