File:  [gforth] / gforth / stuff.fs
Revision 1.3: download - view: text, annotated - select for diffs
Tue Feb 13 11:12:19 1996 UTC (25 years, 9 months ago) by anton
Branches: MAIN
CVS tags: HEAD
completed double-cell support for machines without a corresponding C int type

    1: \ miscelleneous words
    2: 
    3: \ Copyright (C) 1996 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., 675 Mass Ave, Cambridge, MA 02139, USA.
   20: 
   21: ' require alias needs
   22: \ needs is an F-PC name. we will probably switch to 'needs' in the future
   23: 
   24: \ a little more compiler security
   25: 
   26: \ currently not used by Gforth, but maybe by add-ons e.g., the 486asm
   27: AUser CSP
   28: 
   29: : !CSP ( -- )
   30:     sp@ csp ! ;
   31: 
   32: : ?CSP ( -- )
   33:     sp@ csp @ <> -22 and throw ;
   34: 
   35: : dmin ( d1 d2 -- d ) \ double
   36:     2over 2over d< IF  2swap  THEN 2drop ;
   37: 
   38: : dmax ( d1 d2 -- d ) \ double
   39:     2over 2over d> IF  2swap  THEN 2drop ;

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