| |
|
| include other.fs \ ansforth extentions for cross |
include other.fs \ ansforth extentions for cross |
| |
|
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: comment? ( c-addr u -- c-addr u ) |
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2dup s" (" compare 0= |
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IF postpone ( |
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ELSE 2dup s" \" compare 0= IF postpone \ THEN |
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THEN ; |
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|
| decimal |
decimal |
| |
|
| \ number? 11may93jaw |
\ number? 11may93jaw |
| Variable tdp |
Variable tdp |
| : there tdp @ ; |
: there tdp @ ; |
| |
|
| \ Constants 06apr93py |
|
| |
|
| -2 Constant :docol |
|
| -3 Constant :docon |
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| -4 Constant :dovar |
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| -5 Constant :dodoes |
|
| |
|
| \ Parameter for target systems 06oct92py |
\ Parameter for target systems 06oct92py |
| |
|
| include machine.fs |
include machine.fs |
| : cell+ cell + ; |
: cell+ cell + ; |
| : cells cell<< lshift ; |
: cells cell<< lshift ; |
| : chars ; |
: chars ; |
| |
: floats float * ; |
| |
|
| >CROSS |
>CROSS |
| : cell/ cell<< rshift ; |
: cell/ cell<< rshift ; |
| -2 Constant :docol |
-2 Constant :docol |
| -3 Constant :docon |
-3 Constant :docon |
| -4 Constant :dovar |
-4 Constant :dovar |
| -5 Constant :dodoes |
-5 Constant :douser |
| |
-6 Constant :dodoes |
| |
-7 Constant :doesjump |
| |
|
| >CROSS |
>CROSS |
| |
|
| \ Fixed bug in else part 11may93jaw |
\ Fixed bug in else part 11may93jaw |
| |
|
| [IFDEF] Memory \ Memory is a bigFORTH feature |
[IFDEF] Memory \ Memory is a bigFORTH feature |
| Memory |
also Memory |
| : initmem ( var len -- ) |
: initmem ( var len -- ) |
| 2dup swap handle! >r @ r> erase ; |
2dup swap handle! >r @ r> erase ; |
| Target |
toss |
| [ELSE] |
[ELSE] |
| : initmem ( var len -- ) |
: initmem ( var len -- ) |
| tuck allocate abort" CROSS: No memory for target" |
tuck allocate abort" CROSS: No memory for target" |
| |
|
| : >bit ( addr n -- c-addr mask ) 8 /mod rot + swap bits ; |
: >bit ( addr n -- c-addr mask ) 8 /mod rot + swap bits ; |
| : +bit ( addr n -- ) >bit over c@ or swap c! ; |
: +bit ( addr n -- ) >bit over c@ or swap c! ; |
| |
: -bit ( addr n -- ) >bit invert over c@ and swap c! ; |
| : relon ( taddr -- ) bit$ @ swap cell/ +bit ; |
: relon ( taddr -- ) bit$ @ swap cell/ +bit ; |
| |
: reloff ( taddr -- ) bit$ @ swap cell/ -bit ; |
| |
|
| \ Target memory access 06oct92py |
\ Target memory access 06oct92py |
| |
|
| : ! ( w taddr -- ) >r bswap r> >image ! ; |
: ! ( w taddr -- ) >r bswap r> >image ! ; |
| : c@ ( taddr -- char ) >image c@ ; |
: c@ ( taddr -- char ) >image c@ ; |
| : c! ( char taddr -- ) >image c! ; |
: c! ( char taddr -- ) >image c! ; |
| |
: 2@ ( taddr -- x1 x2 ) T dup cell+ @ swap @ H ; |
| |
: 2! ( x1 x2 taddr -- ) T swap over ! cell+ ! H ; |
| |
|
| \ Target compilation primitives 06oct92py |
\ Target compilation primitives 06oct92py |
| \ included A! 16may93jaw |
\ included A! 16may93jaw |
| : >body ( cfa -- pfa ) T cell+ cell+ H ; |
: >body ( cfa -- pfa ) T cell+ cell+ H ; |
| >CROSS |
>CROSS |
| |
|
| : dodoes, ( -- ) T 0 , 0 , H ; |
: dodoes, ( -- ) T :doesjump A, 0 , H ; |
| |
|
| \ Ghost Builder 06oct92py |
\ Ghost Builder 06oct92py |
| |
|
| : gfind ( string -- ghost true/1 / string false ) |
: gfind ( string -- ghost true/1 / string false ) |
| \ searches for string in word-list ghosts |
\ searches for string in word-list ghosts |
| \ !! wouldn't it be simpler to just use search-wordlist ? ae |
\ !! wouldn't it be simpler to just use search-wordlist ? ae |
| >r get-order 0 set-order also ghosts r> find >r >r |
dup count [ ' ghosts >body ] ALiteral search-wordlist |
| set-order r> r@ IF >body THEN r> ; |
\ >r get-order 0 set-order also ghosts r> find >r >r |
| |
>r r@ IF >body nip THEN r> ; |
| |
\ set-order r> r@ IF >body THEN r> ; |
| |
|
| VARIABLE Already |
VARIABLE Already |
| |
|
| ^imm @ @ dup <imm> = ?EXIT |
^imm @ @ dup <imm> = ?EXIT |
| <res> <> ABORT" CROSS: Cannot immediate a unresolved word" |
<res> <> ABORT" CROSS: Cannot immediate a unresolved word" |
| <imm> ^imm @ ! ; |
<imm> ^imm @ ! ; |
| : restrict ; |
: restrict 40 flag! ; |
| >CROSS |
>CROSS |
| |
|
| \ ALIAS2 ansforth conform alias 9may93jaw |
\ ALIAS2 ansforth conform alias 9may93jaw |
| ghost (for) drop |
ghost (for) drop |
| ghost (loop) ghost (+loop) 2drop |
ghost (loop) ghost (+loop) 2drop |
| ghost (next) drop |
ghost (next) drop |
| ghost unloop ghost EXIT 2drop |
ghost unloop ghost ;S 2drop |
| ghost lit ghost (compile) ghost ! 2drop drop |
ghost lit ghost (compile) ghost ! 2drop drop |
| ghost (;code) ghost noop 2drop |
ghost (;code) ghost noop 2drop |
| ghost (.") ghost (S") ghost (ABORT") 2drop drop |
ghost (.") ghost (S") ghost (ABORT") 2drop drop |
| (THeader ;Resolve ! there ;Resolve cell+ ! |
(THeader ;Resolve ! there ;Resolve cell+ ! |
| docol, depth T ] H ; |
docol, depth T ] H ; |
| |
|
| |
Cond: EXIT ( -- ) restrict? compile ;S ;Cond |
| |
|
| |
Cond: ?EXIT ( -- ) 1 abort" CROSS: using ?exit" ;Cond |
| |
|
| Cond: ; ( -- ) restrict? |
Cond: ; ( -- ) restrict? |
| depth ?dup IF 1- <> ABORT" CROSS: Stack changed" |
depth ?dup IF 1- <> ABORT" CROSS: Stack changed" |
| ELSE true ABORT" CROSS: Stack empty" THEN |
ELSE true ABORT" CROSS: Stack empty" THEN |
| compile EXIT state off |
compile ;S state off |
| ;Resolve @ |
;Resolve @ |
| IF ;Resolve @ ;Resolve cell+ @ resolve THEN |
IF ;Resolve @ ;Resolve cell+ @ resolve THEN |
| ;Cond |
;Cond |
| |
|
| : gdoes, ( ghost -- ) >end @ dup >magic @ <fwd> <> |
: gdoes, ( ghost -- ) >end @ dup >magic @ <fwd> <> |
| IF dup >link @ dup 0< IF T A, 0 , H drop EXIT THEN drop THEN |
IF dup >link @ dup 0< IF T A, 0 , H drop EXIT THEN drop THEN |
| :dodoes T A, H gexecute ; |
:dodoes T A, H gexecute T here H cell - reloff ; |
| |
|
| : TCreate ( ghost -- ) |
: TCreate ( ghost -- ) |
| CreateFlag on |
CreateFlag on |
| by Create |
by Create |
| Builder AVariable |
Builder AVariable |
| |
|
| Build: T 0 , H ; |
\ User variables 04may94py |
| by Create |
|
| |
>CROSS |
| |
Variable tup 0 tup ! |
| |
Variable tudp 0 tudp ! |
| |
: u, ( n -- udp ) |
| |
tup @ tudp @ + T ! H |
| |
tudp @ dup cell+ tudp ! ; |
| |
: au, ( n -- udp ) |
| |
tup @ tudp @ + T A! H |
| |
tudp @ dup cell+ tudp ! ; |
| |
>TARGET |
| |
|
| |
Build: T 0 u, , H ; |
| |
DO: ( ghost -- up-addr ) T @ H tup @ + ;DO |
| Builder User |
Builder User |
| |
by User :douser resolve |
| |
|
| Build: T 0 , 0 , H ; |
Build: T 0 u, , 0 u, drop H ; |
| by Create |
by User |
| Builder 2User |
Builder 2User |
| |
|
| Build: T 0 A, H ; |
Build: T 0 au, , H ; |
| by Create |
by User |
| Builder AUser |
Builder AUser |
| |
|
| Build: ( n -- ) T , H ; |
Build: ( n -- ) T , H ; |
| : decimal decimal ; |
: decimal decimal ; |
| : hex hex ; |
: hex hex ; |
| |
|
| |
: tudp T tudp H ; |
| |
: tup T tup H ; minimal |
| |
|
| \ for debugging... |
\ for debugging... |
| : order order ; |
: order order ; |