| : level- -7 Level +! ; |
: level- -7 Level +! ; |
| |
|
| VARIABLE nlflag |
VARIABLE nlflag |
| |
VARIABLE uppercase \ structure words are in uppercase |
| |
|
| DEFER nlcount ' noop IS nlcount |
DEFER nlcount ' noop IS nlcount |
| |
|
| nlflag @ IF (nl) nlflag off THEN |
nlflag @ IF (nl) nlflag off THEN |
| XPos @ over + cols u>= IF (nl) THEN ; |
XPos @ over + cols u>= IF (nl) THEN ; |
| |
|
| |
: c-to-upper |
| |
dup [char] a >= over [char] z <= and if bl - then ; |
| |
|
| : ctype ( adr len -- ) |
: ctype ( adr len -- ) |
| warp? dup XPos +! C-Output @ IF type ELSE 2drop THEN ; |
warp? dup XPos +! C-Output @ |
| |
IF uppercase @ IF bounds ?DO i c@ c-to-upper emit LOOP |
| |
uppercase off ELSE type THEN |
| |
ELSE 2drop THEN ; |
| |
|
| : cemit 1 warp? |
: cemit 1 warp? |
| over bl = Level @ XPos @ = and |
over bl = Level @ XPos @ = and |
| ' (.string) IS .string |
' (.string) IS .string |
| |
|
| |
|
| : .struc Str# .string ; |
: .struc |
| |
uppercase on Str# .string ; |
| |
|
| \ CODES 15may93jaw |
\ CODES 15may93jaw |
| |
|
| THEN |
THEN |
| cell+ ; |
cell+ ; |
| |
|
| : c-@local# |
|
| Display? IF |
|
| S" @local" 0 .string |
|
| dup @ dup 1 cells / abs 0 <# #S rot sign #> 0 .string bl cemit |
|
| THEN |
|
| cell+ ; |
|
| |
|
| : c-flit |
|
| Display? IF |
|
| dup f@ scratch represent 0= |
|
| IF 2drop scratch 3 min 0 .string |
|
| ELSE |
|
| IF '- cemit THEN 1- |
|
| scratch over c@ cemit '. cemit 1 /string 0 .string |
|
| 'E cemit |
|
| dup abs 0 <# #S rot sign #> 0 .string bl cemit |
|
| THEN THEN |
|
| float+ ; |
|
| |
|
| : c-f@local# |
|
| Display? IF |
|
| S" f@local" 0 .string |
|
| dup @ dup 1 floats / abs 0 <# #S rot sign #> 0 .string bl cemit |
|
| THEN |
|
| cell+ ; |
|
| |
|
| : c-laddr# |
|
| Display? IF |
|
| S" laddr# " 0 .string |
|
| dup @ dup abs 0 <# #S rot sign #> 0 .string bl cemit |
|
| THEN |
|
| cell+ ; |
|
| |
|
| : c-lp+!# |
|
| Display? IF |
|
| S" lp+!# " 0 .string |
|
| dup @ dup abs 0 <# #S rot sign #> 0 .string bl cemit |
|
| THEN |
|
| cell+ ; |
|
| |
|
| : c-s" |
: c-s" |
| count 2dup + aligned -rot |
count 2dup + aligned -rot |
| Display? |
Display? |
| DebugBranch |
DebugBranch |
| cell+ ; |
cell+ ; |
| |
|
| : c-?branch-lp+!# c-?branch cell+ ; |
|
| : c-branch-lp+!# c-branch cell+ ; |
|
| |
|
| : c-do |
|
| Display? IF nl S" DO" .struc level+ THEN ; |
|
| |
|
| : c-?do |
|
| Display? IF nl S" ?DO" .struc level+ THEN |
|
| DebugBranch cell+ ; |
|
| |
|
| : c-for |
: c-for |
| Display? IF nl S" FOR" .struc level+ THEN ; |
Display? IF nl S" FOR" .struc level+ THEN ; |
| |
|
| : c-next |
: .name-without |
| Display? IF level- nl S" NEXT " .struc nl THEN |
dup 1 cells - @ look IF name>string 1 /string 1- .struc ELSE drop THEN ; |
| DebugBranch cell+ cell+ ; |
|
| |
|
| : c-loop |
: c-loop |
| Display? IF level- nl S" LOOP " .struc nl THEN |
Display? IF level- nl .name-without bl cemit nl THEN |
| DebugBranch cell+ cell+ ; |
|
| |
|
| : c-+loop |
|
| Display? IF level- nl S" +LOOP " .struc nl THEN |
|
| DebugBranch cell+ cell+ ; |
|
| |
|
| : c-s+loop |
|
| Display? IF level- nl S" S+LOOP " .struc nl THEN |
|
| DebugBranch cell+ cell+ ; |
DebugBranch cell+ cell+ ; |
| |
|
| : c--loop |
: c-do |
| Display? IF level- nl S" -LOOP " .struc nl THEN |
Display? IF nl .name-without level+ THEN ; |
| DebugBranch cell+ cell+ ; |
|
| |
|
| : c-next-lp+!# c-next cell+ ; |
: c-?do |
| : c-loop-lp+!# c-loop cell+ ; |
Display? IF nl S" ?DO" .struc level+ THEN |
| : c-+loop-lp+!# c-+loop cell+ ; |
DebugBranch cell+ ; |
| : c-s+loop-lp+!# c-s+loop cell+ ; |
|
| : c--loop-lp+!# c--loop cell+ ; |
|
| |
|
| : c-leave |
: c-leave |
| Display? IF S" LEAVE " .struc THEN |
Display? IF S" LEAVE " .struc THEN |
| |
|
| CREATE C-Table |
CREATE C-Table |
| ' lit A, ' c-lit A, |
' lit A, ' c-lit A, |
| ' @local# A, ' c-@local# A, |
|
| ' flit A, ' c-flit A, |
|
| ' f@local# A, ' c-f@local# A, |
|
| ' laddr# A, ' c-laddr# A, |
|
| ' lp+!# A, ' c-lp+!# A, |
|
| ' (s") A, ' c-s" A, |
' (s") A, ' c-s" A, |
| ' (.") A, ' c-." A, |
' (.") A, ' c-." A, |
| ' "lit A, ' c-c" A, |
' "lit A, ' c-c" A, |
| comp' leave drop A, ' c-leave A, |
comp' leave drop A, ' c-leave A, |
| comp' ?leave drop A, ' c-?leave A, |
comp' ?leave drop A, ' c-?leave A, |
| ' (do) A, ' c-do A, |
' (do) A, ' c-do A, |
| |
' (+do) A, ' c-do A, |
| |
' (u+do) A, ' c-do A, |
| |
' (-do) A, ' c-do A, |
| |
' (u-do) A, ' c-do A, |
| ' (?do) A, ' c-?do A, |
' (?do) A, ' c-?do A, |
| ' (for) A, ' c-for A, |
' (for) A, ' c-for A, |
| ' ?branch A, ' c-?branch A, |
' ?branch A, ' c-?branch A, |
| ' branch A, ' c-branch A, |
' branch A, ' c-branch A, |
| ' (loop) A, ' c-loop A, |
' (loop) A, ' c-loop A, |
| ' (+loop) A, ' c-+loop A, |
' (+loop) A, ' c-loop A, |
| ' (s+loop) A, ' c-s+loop A, |
' (s+loop) A, ' c-loop A, |
| ' (-loop) A, ' c--loop A, |
' (-loop) A, ' c-loop A, |
| ' (next) A, ' c-next A, |
' (next) A, ' c-loop A, |
| ' ?branch-lp+!# A, ' c-?branch-lp+!# A, |
|
| ' branch-lp+!# A, ' c-branch-lp+!# A, |
|
| ' (loop)-lp+!# A, ' c-loop-lp+!# A, |
|
| ' (+loop)-lp+!# A, ' c-+loop-lp+!# A, |
|
| ' (s+loop)-lp+!# A, ' c-s+loop-lp+!# A, |
|
| ' (-loop)-lp+!# A, ' c--loop-lp+!# A, |
|
| ' (next)-lp+!# A, ' c-next-lp+!# A, |
|
| ' ;s A, ' c-exit A, |
' ;s A, ' c-exit A, |
| ' (does>) A, ' c-does> A, |
' (does>) A, ' c-does> A, |
| ' (abort") A, ' c-abort" A, |
' (abort") A, ' c-abort" A, |
| ' (compile) A, ' c-(compile) A, |
' (compile) A, ' c-(compile) A, |
| 0 , |
0 , here 0 , |
| |
|
| |
avariable c-extender |
| |
c-extender ! |
| |
|
| \ DOTABLE 15may93jaw |
\ DOTABLE 15may93jaw |
| |
|
| : DoTable ( cfa -- flag ) |
: DoTable ( cfa -- flag ) |
| C-Table |
C-Table |
| BEGIN dup @ dup |
BEGIN dup @ dup 0= |
| WHILE 2 pick <> |
IF drop cell+ @ dup |
| |
IF ( next table!) dup @ ELSE |
| |
( end!) 2drop false EXIT THEN |
| |
THEN |
| |
\ jump over to extender, if any 26jan97jaw |
| |
2 pick <> |
| WHILE 2 cells + |
WHILE 2 cells + |
| REPEAT |
REPEAT |
| nip cell+ perform |
nip cell+ perform |
| true |
true |
| ELSE |
; |
| 2drop drop false |
|
| THEN ; |
|
| |
|
| : BranchTo? ( a-addr -- a-addr ) |
: BranchTo? ( a-addr -- a-addr ) |
| Display? IF dup BranchAddr? |
Display? IF dup BranchAddr? |
| IF BEGIN cell+ @ dup 20 u> |
IF |
| |
BEGIN cell+ @ dup 20 u> |
| IF drop nl S" BEGIN " .struc level+ |
IF drop nl S" BEGIN " .struc level+ |
| ELSE |
ELSE |
| dup Disable <> |
dup Disable <> |
| S" DOES> " Com# .string XPos @ Level ! |
S" DOES> " Com# .string XPos @ Level ! |
| >does-code see-threaded ; |
>does-code see-threaded ; |
| : seecol ( xt -- ) |
: seecol ( xt -- ) |
| dup s" :" .defname cr |
dup s" :" .defname nl |
| 2 Level ! |
2 Level ! |
| >body see-threaded ; |
>body see-threaded ; |
| : seefield ( xt -- ) |
: seefield ( xt -- ) |