version 1.22, 2003/01/20 17:07:38
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version 1.25, 2003/03/09 15:16:52
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\ search order wordset 14may93py |
\ search order wordset 14may93py |
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\ Copyright (C) 1995,1996,1997,1998,2000 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998,2000,2003 Free Software Foundation, Inc. |
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\ This file is part of Gforth. |
\ This file is part of Gforth. |
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\ along with this program; if not, write to the Free Software |
\ along with this program; if not, write to the Free Software |
\ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
\ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
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require struct.fs |
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$10 Value maxvp \ current size of search order stack |
$10 Value maxvp \ current size of search order stack |
$400 Value maxvp-limit \ upper limit for resizing search order stack |
$400 Value maxvp-limit \ upper limit for resizing search order stack |
0 AValue vp \ will be initialized later (dynamic) |
0 AValue vp \ will be initialized later (dynamic) |
Line 149 Vocabulary Root ( -- ) \ gforth
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Line 151 Vocabulary Root ( -- ) \ gforth
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\G order (for Gforth, this is the word list @code{Root}). |
\G order (for Gforth, this is the word list @code{Root}). |
1 vp! Root also ; |
1 vp! Root also ; |
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: update-image-order ( -- ) |
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\ save search order here, let vp point there |
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here vp over vp @ 1+ cells |
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dup allot move |
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to vp ; |
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: init-vp ( -- ) |
: init-vp ( -- ) |
$10 TO maxvp |
vp @ $10 max to maxvp |
maxvp 1+ cells allocate throw TO vp |
maxvp 1+ cells allocate throw |
Only Forth also definitions ; |
vp over vp @ 1+ cells move |
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TO vp ; |
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:noname |
:noname |
init-vp DEFERS 'cold ; |
init-vp DEFERS 'cold ; |
IS 'cold |
IS 'cold |
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init-vp |
here 0 , to vp |
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init-vp Only Forth also definitions |
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\ set initial search order 14may93py |
\ set initial search order 14may93py |
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Line 199 lookup ! \ our dictionary search order b
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Line 210 lookup ! \ our dictionary search order b
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\G list that is currently on the top of the search order stack. |
\G list that is currently on the top of the search order stack. |
context @ 1 set-order ; |
context @ 1 set-order ; |
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: .voc |
[IFUNDEF] .name |
body> >head-noprim name>string type space ; |
: id. ( nt -- ) \ gforth |
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\G Print the name of the word represented by @var{nt}. |
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\ this name comes from fig-Forth |
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name>string type space ; |
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' id. alias .id ( nt -- ) |
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\G F83 name for @code{id.}. |
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' id. alias .name ( nt -- ) |
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\G Gforth <=0.5.0 name for @code{id.}. |
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[THEN] |
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: .voc ( wid -- ) \ gforth |
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\G print the name of the wordlist represented by @var{wid}. Can |
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\G only print names defined with @code{vocabulary} or |
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\G @code{wordlist constant}, otherwise prints @samp{???}. |
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dup >r wordlist-struct %size + dup head? if ( wid nt ) |
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dup name>int dup >code-address docon: = swap >body @ r@ = and if |
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id. rdrop exit |
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endif |
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endif |
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drop r> body> >head-noprim id. ; |
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: order ( -- ) \ gforthman- search-ext |
: order ( -- ) \ gforthman- search-ext |
\G Print the search order and the compilation word list. The |
\G Print the search order and the compilation word list. The |