--- gforth/search.fs 2002/01/05 17:42:30 1.19 +++ gforth/search.fs 2002/01/05 22:58:59 1.20 @@ -18,13 +18,9 @@ \ along with this program; if not, write to the Free Software \ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. -$10 value maxvp \ current size of search order stack -$400 constant maxvp-limit \ upper limit for resizing search order stack -Variable static-vp - 0 A, 0 A, 0 A, 0 A, 0 A, 0 A, 0 A, 0 A, - 0 A, 0 A, 0 A, 0 A, 0 A, 0 A, 0 A, 0 A, -0 Value vp -static-vp ' vp >body A! +$10 Value maxvp \ current size of search order stack +$400 Value maxvp-limit \ upper limit for resizing search order stack +0 AValue vp \ will be initialized later (dynamic) : get-current ( -- wid ) \ search \G @i{wid} is the identifier of the current compilation word list. @@ -76,21 +72,10 @@ Variable slowvoc 0 slowvoc ! : check-maxvp ( n -- ) dup maxvp-limit > -49 and throw dup maxvp > IF - vp static-vp = -49 and throw - BEGIN dup maxvp 2* dup TO maxvp > 0= UNTIL + BEGIN dup maxvp 2* dup TO maxvp <= UNTIL vp maxvp 1+ cells resize throw TO vp THEN drop ; -: init-vp ( n -- ) - $10 TO maxvp - maxvp 1+ cells allocate throw TO vp - static-vp dup @ 1+ cells vp swap move ; - -:noname - DEFERS 'cold - init-vp ; -IS 'cold - : >order ( wid -- ) \ gforth to-order \g Push @var{wid} on the search order. vp @ 1+ dup check-maxvp vp! context ! ; @@ -164,12 +149,21 @@ Vocabulary Root ( -- ) \ gforth \G order (for Gforth, this is the word list @code{Root}). 1 vp! Root also ; +: init-vp ( -- ) + $10 TO maxvp + maxvp 1+ cells allocate throw TO vp + Only Forth also definitions ; + +:noname + init-vp DEFERS 'cold ; +IS 'cold + +init-vp + \ set initial search order 14may93py Forth-wordlist wordlist-id @ ' Forth >body wordlist-id ! -0 vp! also Root also definitions -Only Forth also definitions lookup ! \ our dictionary search order becomes the law ( -- ) ' Forth >body to Forth-wordlist \ "forth definitions get-current" and "forth-wordlist" should produce the same wid