version 1.4, 1994/12/21 14:26:23
|
version 1.9, 1996/10/25 17:09:43
|
Line 1
|
Line 1
|
\ environmental queries |
\ environmental queries |
|
|
|
\ Copyright (C) 1995 Free Software Foundation, Inc. |
|
|
|
\ This file is part of Gforth. |
|
|
|
\ Gforth is free software; you can redistribute it and/or |
|
\ modify it under the terms of the GNU General Public License |
|
\ as published by the Free Software Foundation; either version 2 |
|
\ of the License, or (at your option) any later version. |
|
|
|
\ This program is distributed in the hope that it will be useful, |
|
\ but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
\ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
\ GNU General Public License for more details. |
|
|
|
\ You should have received a copy of the GNU General Public License |
|
\ along with this program; if not, write to the Free Software |
|
\ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
|
|
\ wordlist constant environment-wordlist |
\ wordlist constant environment-wordlist |
|
|
Create environment-wordlist wordlist drop |
Create environment-wordlist wordlist drop |
Line 18 get-order environment-wordlist swap 1+ s
|
Line 36 get-order environment-wordlist swap 1+ s
|
|
|
\ this should be computed in C as CHAR_BITS/sizeof(char), |
\ this should be computed in C as CHAR_BITS/sizeof(char), |
\ but I don't know any machine with gcc where an au does not have 8 bits. |
\ but I don't know any machine with gcc where an au does not have 8 bits. |
8 constant ADDRESS-UNIT-BITS |
8 constant ADDRESS-UNIT-BITS ( -- n ) \ environment |
1 ADDRESS-UNIT-BITS chars lshift 1- constant MAX-CHAR |
1 ADDRESS-UNIT-BITS chars lshift 1- constant MAX-CHAR |
MAX-CHAR constant /COUNTED-STRING |
MAX-CHAR constant /COUNTED-STRING |
ADDRESS-UNIT-BITS cells 2* 2 + constant /HOLD |
ADDRESS-UNIT-BITS cells 2* 2 + constant /HOLD |
&84 constant /PAD |
&84 constant /PAD |
true constant CORE |
true constant CORE |
\ CORE-EXT? |
true constant CORE-EXT |
1 -3 mod 0< constant FLOORED |
1 -3 mod 0< constant FLOORED |
|
|
1 ADDRESS-UNIT-BITS cells 1- lshift 1- constant MAX-N |
1 ADDRESS-UNIT-BITS cells 1- lshift 1- constant MAX-N |
Line 33 true constant CORE
|
Line 51 true constant CORE
|
-1 MAX-N 2constant MAX-D |
-1 MAX-N 2constant MAX-D |
-1. 2constant MAX-UD |
-1. 2constant MAX-UD |
|
|
0 1 2constant gforth \ minor mayor version |
0 1 2constant gforth \ minor major version |
|
|
\ !! RETURN-STACK-CELLS |
\ !! RETURN-STACK-CELLS |
\ !! STACK-CELLS |
\ !! STACK-CELLS |
|
\ !! floating-stack |
|
\ !! max-float |
|
15 constant #locals \ 1000 64 / |
|
\ One local can take up to 64 bytes, the size of locals-buffer is 1000 |
|
maxvp constant wordlists |
|
|
forth definitions |
forth definitions |
previous |
previous |