| \ SEE.FS highend SEE for ANSforth 16may93jaw |
\ SEE.FS highend SEE for ANSforth 16may93jaw |
| |
|
| \ Copyright (C) 1995,2000,2003 Free Software Foundation, Inc. |
\ Copyright (C) 1995,2000,2003,2004,2006 Free Software Foundation, Inc. |
| |
|
| \ This file is part of Gforth. |
\ This file is part of Gforth. |
| |
|
| 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 ( c1 -- c2 ) \ gforth |
|
| \ nac05feb1999 there is a primitive, toupper, with this function |
|
| dup [char] a >= over [char] z <= and if bl - then ; |
|
| |
|
| : ctype ( adr len -- ) |
: ctype ( adr len -- ) |
| warp? dup XPos +! C-Output @ |
warp? dup XPos +! C-Output @ |
| IF uppercase @ IF bounds ?DO i c@ c-to-upper emit LOOP |
IF uppercase @ IF bounds ?DO i c@ toupper emit LOOP |
| uppercase off ELSE type THEN |
uppercase off ELSE type THEN |
| ELSE 2drop THEN ; |
ELSE 2drop THEN ; |
| |
|
| \ print x as a word if possible |
\ print x as a word if possible |
| dup look 0= IF |
dup look 0= IF |
| drop dup threaded>name dup 0= if |
drop dup threaded>name dup 0= if |
| 2drop dup 1 cells - @ dup body> look |
drop over 1 cells - @ dup body> look |
| IF |
IF |
| nip dup ." <" name>string rot wordinfo .string ." > " |
nip nip dup ." <" name>string rot wordinfo .string ." > " |
| ELSE |
ELSE |
| drop ." <" 0 .r ." > " |
2drop ." <" 0 .r ." > " |
| THEN |
THEN |
| EXIT |
EXIT |
| then |
then |
| THEN |
THEN |
| THEN |
THEN |
| Debug? |
Debug? |
| IF dup @ + |
IF @ \ !!! cross-interacts with debugger !!! |
| ELSE cell+ |
ELSE cell+ |
| THEN ; |
THEN ; |
| |
|
| : DebugBranch |
: DebugBranch |
| Debug? |
Debug? |
| IF dup @ over + swap THEN ; \ return 2 different addresses |
IF dup @ swap THEN ; \ return 2 different addresses |
| |
|
| : c-?branch |
: c-?branch |
| Scan? |
Scan? |
| Display? IF nl S" FOR" .struc level+ THEN ; |
Display? IF nl S" FOR" .struc level+ THEN ; |
| |
|
| : c-loop |
: c-loop |
| Display? IF level- nl .name-without bl cemit nl THEN |
Display? IF level- nl .name-without nl bl cemit THEN |
| DebugBranch cell+ |
DebugBranch cell+ |
| Scan? |
Scan? |
| IF dup BranchAddr? |
IF dup BranchAddr? |
| THEN |
THEN |
| DebugBranch cell+ ; |
DebugBranch cell+ ; |
| |
|
| : c-exit dup 1 cells - |
: c-exit ( addr1 -- addr2 ) |
| |
dup 1 cells - |
| CheckEnd |
CheckEnd |
| IF Display? IF nlflag off S" ;" Com# .string THEN |
IF |
| |
Display? IF nlflag off S" ;" Com# .string THEN |
| C-Stop on |
C-Stop on |
| ELSE Display? IF S" EXIT " .struc THEN |
ELSE |
| |
Display? IF S" EXIT " .struc THEN |
| THEN |
THEN |
| Debug? IF drop THEN ; |
Debug? IF drop THEN ; \ !!! cross-interacts with debugger !!! |
| |
|
| : c-abort" |
: c-abort" |
| count 2dup + aligned -rot |
count 2dup + aligned -rot |
| cell +loop |
cell +loop |
| here ; |
here ; |
| |
|
| |
[ifundef] umin \ !! bootstrapping help |
| : umin ( u1 u2 -- u ) |
: umin ( u1 u2 -- u ) |
| 2dup u> |
2dup u> |
| if |
if |
| swap |
swap |
| then |
then |
| drop ; |
drop ; |
| |
[then] |
| |
|
| : next-prim ( addr1 -- addr2 ) \ gforth |
: next-prim ( addr1 -- addr2 ) \ gforth |
| \G find the next primitive after addr1 (unreliable) |
\G find the next primitive after addr1 (unreliable) |
| else \ interpret/compile word |
else \ interpret/compile word |
| r@ xt-see-xt cr |
r@ xt-see-xt cr |
| swap xt-see-xt cr |
swap xt-see-xt cr |
| ." interpret/compile " over .name (.immediate) |
." interpret/compile: " over .name drop |
| then |
then |
| then |
then |
| rdrop drop ; |
rdrop drop ; |