| : back? ( n -- flag ) 0< ; |
: back? ( n -- flag ) 0< ; |
| : ahead? ( n -- flag ) 0> ; |
: ahead? ( n -- flag ) 0> ; |
| |
|
| : c-lit |
|
| Display? IF |
|
| dup @ dup abs 0 <# #S rot sign #> 0 .string bl cemit |
|
| THEN |
|
| cell+ ; |
|
| |
|
| : .word ( addr xt -- addr ) |
: .word ( addr xt -- addr ) |
| look 0= IF |
look 0= IF |
| drop dup 1 cells - @ dup body> look |
drop dup 1 cells - @ dup body> look |
| dup name>string rot wordinfo .string |
dup name>string rot wordinfo .string |
| THEN ; |
THEN ; |
| |
|
| : c-call |
: c-call ( addr1 -- addr2 ) |
| Display? IF ." call " dup @ body> .word bl cemit THEN cell+ ; |
Display? IF |
| |
dup @ body> .word bl cemit |
| |
THEN |
| |
cell+ ; |
| |
|
| |
: c-callxt ( addr1 -- addr2 ) |
| |
Display? IF |
| |
dup @ .word bl cemit |
| |
THEN |
| |
cell+ ; |
| |
|
| |
\ here docon: , docol: , dovar: , douser: , dodefer: , dofield: , |
| |
\ here over - 2constant doers |
| |
|
| |
: c-lit ( addr1 -- addr2 ) |
| |
Display? IF |
| |
dup @ dup body> dup cfaligned over = swap in-dictionary? and if |
| |
( addr1 addr1@ ) |
| |
dup body> @ dovar: = if |
| |
drop c-call EXIT |
| |
endif |
| |
endif |
| |
\ !! test for cfa here, and print "['] ..." |
| |
dup abs 0 <# #S rot sign #> 0 .string bl cemit |
| |
endif |
| |
cell+ ; |
| |
|
| |
: c-lit+ ( addr1 -- addr2 ) |
| |
Display? if |
| |
dup @ dup abs 0 <# #S rot sign #> 0 .string bl cemit |
| |
s" + " 0 .string |
| |
endif |
| |
cell+ ; |
| |
|
| : .name-without ( addr -- addr ) |
: .name-without ( addr -- addr ) |
| \ prints a name without () e.g. (+LOOP) or (s") |
\ prints a name without () e.g. (+LOOP) or (s") |
| |
|
| CREATE C-Table |
CREATE C-Table |
| ' lit A, ' c-lit A, |
' lit A, ' c-lit A, |
| |
' does-exec A, ' c-callxt A, |
| |
' lit@ A, ' c-call A, |
| [IFDEF] call ' call A, ' c-call A, [THEN] |
[IFDEF] call ' call A, ' c-call A, [THEN] |
| |
\ ' useraddr A, .... |
| |
' lit-perform A, ' c-call A, |
| |
' lit+ A, ' c-lit+ A, |
| [IFDEF] (s") ' (s") A, ' c-c" A, [THEN] |
[IFDEF] (s") ' (s") A, ' c-c" A, [THEN] |
| [IFDEF] (.") ' (.") A, ' c-c" A, [THEN] |
[IFDEF] (.") ' (.") A, ' c-c" A, [THEN] |
| [IFDEF] "lit ' "lit A, ' c-c" A, [THEN] |
[IFDEF] "lit ' "lit A, ' c-c" A, [THEN] |
| |
|
| \ DOTABLE 15may93jaw |
\ DOTABLE 15may93jaw |
| |
|
| : DoTable ( cfa -- flag ) |
: DoTable ( ca/cfa -- flag ) |
| C-Table |
decompile-prim C-Table BEGIN ( cfa table-entry ) |
| BEGIN dup @ dup 0= |
dup @ dup 0= IF |
| IF drop cell+ @ dup |
drop cell+ @ dup IF ( next table!) |
| IF ( next table!) dup @ ELSE |
dup @ |
| ( end!) 2drop false EXIT THEN |
ELSE ( end!) |
| |
2drop false EXIT |
| |
THEN |
| THEN |
THEN |
| \ jump over to extender, if any 26jan97jaw |
\ jump over to extender, if any 26jan97jaw |
| xt>threaded 2 pick <> |
xt>threaded 2 pick <> |
| WHILE 2 cells + |
WHILE |
| |
2 cells + |
| REPEAT |
REPEAT |
| nip cell+ perform |
nip cell+ perform |
| true |
true |