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\ run-time code for defining words |
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\ Copyright (C) 1995,1996,1997,1998,1999,2000 Free Software Foundation, Inc. |
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\ This file is part of Gforth. |
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\ Gforth is free software; you can redistribute it and/or |
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\ modify it under the terms of the GNU General Public License |
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\ as published by the Free Software Foundation; either version 2 |
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\ of the License, or (at your option) any later version. |
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|
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\ This program is distributed in the hope that it will be useful, |
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\ but WITHOUT ANY WARRANTY; without even the implied warranty of |
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\ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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\ GNU General Public License for more details. |
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|
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\ You should have received a copy of the GNU General Public License |
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\ along with this program; if not, write to the Free Software |
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\ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
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| \ If we leave out the compiler we need the runtime code for our defining |
\ If we leave out the compiler we need the runtime code for our defining |
| has? compiler 0= [IF] |
has? compiler 0= [IF] |
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| \ fillers for interpreter only mode |
\ fillers for interpreter only mode |
| .( Do-Fillers: ) |
\D compileddofillers .( Do-Fillers: ) |
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| : (does>) ; |
: (does>) ; |
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| doer? :dofield 0= [IF] .( DOFIELD ) |
doer? :dofield 0= [IF] \D compileddofillers .( DOFIELD ) |
| | : (Field) DOES> @ + ; |
| : (Field) DOES> @ + ; |
| [THEN] |
[THEN] |
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| doer? :dodefer 0= [IF] .( DODEFER ) |
doer? :dodefer 0= [IF] \D compileddofillers .( DODEFER ) |
| | : Defer ( "name" -- ) DOES> @ execute ; |
| : Defer ( "name" -- ) DOES> @ execute ; |
| [THEN] |
[THEN] |
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| | : 2Constant ( w1 w2 "name" -- ) \ double |
\D compileddofillers .( DO2CON ) |
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| : 2Constant ( w1 w2 "name" -- ) |
| DOES> ( -- w1 w2 ) |
DOES> ( -- w1 w2 ) |
| 2@ ; |
2@ ; |
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| doer? :docon 0= [IF] .( DOCON ) |
doer? :docon 0= [IF] \D compileddofillers .( DOCON ) |
| | : (Constant) DOES> @ ; |
| : (Constant) DOES> @ ; |
| [THEN] |
[THEN] |
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| doer? :douser 0= [IF] .( DOUSER ) |
doer? :douser 0= [IF] \D compileddofillers .( DOUSER ) |
| | : User DOES> @ up @ + ; |
| : User DOES> @ [IFDEF] up@ up@ [ELSE] up @ [THEN] + ; |
| [THEN] |
[THEN] |
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| doer? :dovar 0= [IF] .( DOVAR ) |
doer? :dovar 0= [IF] \D compileddofillers .( DOVAR ) |
| | : Create ( "name" -- ) \ core |
| : Create ( "name" -- ) \ core |
| DOES> ; |
DOES> ; |
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|
| .( .) |
\D compileddofillers .( .) |
| [THEN] |
[THEN] |
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