version 1.54, 2000/12/13 10:15:26
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version 1.65, 2001/01/18 14:57:37
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Line 68 variable rawinput \ pointer to next char
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Line 68 variable rawinput \ pointer to next char
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variable endrawinput \ pointer to the end of the input (the char after the last) |
variable endrawinput \ pointer to the end of the input (the char after the last) |
variable cookedinput \ pointer to the next char to be parsed |
variable cookedinput \ pointer to the next char to be parsed |
variable line \ line number of char pointed to by input |
variable line \ line number of char pointed to by input |
1 line ! |
variable line-start \ pointer to start of current line (for error messages) |
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0 line ! |
2variable filename \ filename of original input file |
2variable filename \ filename of original input file |
0 0 filename 2! |
0 0 filename 2! |
2variable f-comment |
2variable f-comment |
Line 82 skipsynclines on
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Line 83 skipsynclines on
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: end ( addr -- addr u ) |
: end ( addr -- addr u ) |
cookedinput @ over - ; |
cookedinput @ over - ; |
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: quote ( -- ) |
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[char] " emit ; |
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variable output \ xt ( -- ) of output word |
variable output \ xt ( -- ) of output word |
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: printprim ( -- ) |
: printprim ( -- ) |
Line 125 end-struct type%
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Line 129 end-struct type%
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s" sp" save-mem s" (Cell)" make-stack data-stack |
s" sp" save-mem s" (Cell)" make-stack data-stack |
s" fp" save-mem s" " make-stack fp-stack |
s" fp" save-mem s" " make-stack fp-stack |
s" rp" save-mem s" (Cell)" make-stack return-stack |
s" rp" save-mem s" (Cell)" make-stack return-stack |
s" ip" save-mem s" error don't use # on results" make-stack inst-stream |
s" IP" save-mem s" error don't use # on results" make-stack inst-stream |
' inst-in-index inst-stream stack-in-index-xt ! |
' inst-in-index inst-stream stack-in-index-xt ! |
\ !! initialize stack-in and stack-out |
\ !! initialize stack-in and stack-out |
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Line 137 s" ip" save-mem s" error don't use # on
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Line 141 s" ip" save-mem s" error don't use # on
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dup item% %size erase |
dup item% %size erase |
item-name 2! ; |
item-name 2! ; |
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: map-items { addr end xt -- } |
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\ perform xt for all items in array addr...end |
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end addr ?do |
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i xt execute |
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item% %size +loop ; |
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\ various variables for storing stuff of one primitive |
\ various variables for storing stuff of one primitive |
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2variable forth-name |
2variable forth-name |
Line 216 print-token !
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Line 226 print-token !
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endif |
endif |
drop ; |
drop ; |
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: print-error-line ( -- ) |
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\ print the current line and position |
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line-start @ endrawinput @ over - 2dup nl-char scan drop nip ( start end ) |
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over - type cr |
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line-start @ rawinput @ over - typewhite ." ^" cr ; |
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: ?nextchar ( f -- ) |
: ?nextchar ( f -- ) |
?not? if |
?not? if |
filename 2@ type ." :" line @ 0 .r ." : syntax error, wrong char:" |
outfile-id >r try |
getinput . cr |
stderr to outfile-id |
rawinput @ endrawinput @ over - 100 min type cr |
filename 2@ type ." :" line @ 0 .r ." : syntax error, wrong char:" |
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getinput . cr |
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print-error-line |
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0 |
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recover endtry |
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r> to outfile-id throw |
abort |
abort |
endif |
endif |
rawinput @ endrawinput @ <> if |
rawinput @ endrawinput @ <> if |
Line 229 print-token !
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Line 250 print-token !
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1 chars cookedinput +! |
1 chars cookedinput +! |
nl-char = if |
nl-char = if |
checksyncline |
checksyncline |
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rawinput @ line-start ! |
endif |
endif |
rawinput @ c@ cookedinput @ c! |
rawinput @ c@ cookedinput @ c! |
endif ; |
endif ; |
Line 315 Variable c-flag
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Line 337 Variable c-flag
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{{ effect-out }} stack-items {{ effect-out-end ! }} |
{{ effect-out }} stack-items {{ effect-out-end ! }} |
)) <- stack-effect ( -- ) |
)) <- stack-effect ( -- ) |
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(( {{ s" " doc 2! s" " forth-code 2! }} |
(( {{ s" " doc 2! s" " forth-code 2! s" " wordset 2! }} |
(( {{ line @ name-line ! filename 2@ name-filename 2! }} |
(( {{ line @ name-line ! filename 2@ name-filename 2! }} |
{{ start }} forth-ident {{ end 2dup forth-name 2! c-name 2! }} white ++ |
{{ start }} forth-ident {{ end 2dup forth-name 2! c-name 2! }} white ++ |
` ( white ** {{ start }} stack-effect {{ end stack-string 2! }} ` ) white ** |
` ( white ** {{ start }} stack-effect {{ end stack-string 2! }} ` ) white ** |
{{ start }} forth-ident {{ end wordset 2! }} white ** |
(( {{ start }} forth-ident {{ end wordset 2! }} white ** |
(( {{ start }} c-ident {{ end c-name 2! }} )) ?? nl |
(( {{ start }} c-ident {{ end c-name 2! }} )) ?? |
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)) ?? nl |
)) |
)) |
(( ` " ` " {{ start }} (( noquote ++ ` " )) ++ {{ end 1- doc 2! }} ` " nl )) ?? |
(( ` " ` " {{ start }} (( noquote ++ ` " )) ++ {{ end 1- doc 2! }} ` " white ** nl )) ?? |
{{ skipsynclines off line @ c-line ! filename 2@ c-filename 2! start }} (( nocolonnl nonl ** nl )) ** {{ end c-code 2! skipsynclines on }} |
{{ skipsynclines off line @ c-line ! filename 2@ c-filename 2! start }} (( nocolonnl nonl ** nl white ** )) ** {{ end c-code 2! skipsynclines on }} |
(( ` : nl |
(( ` : white ** nl |
{{ start }} (( nonl ++ nl )) ++ {{ end forth-code 2! }} |
{{ start }} (( nonl ++ nl white ** )) ++ {{ end forth-code 2! }} |
)) ?? {{ printprim }} |
)) ?? {{ printprim }} |
(( nl || eof )) |
(( nl || eof )) |
)) <- primitive ( -- ) |
)) <- primitive ( -- ) |
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(( (( comment || primitive || nl )) ** eof )) |
(( (( comment || primitive || nl white ** )) ** eof )) |
parser primitives2something |
parser primitives2something |
warnings @ [IF] |
warnings @ [IF] |
.( parser generated ok ) cr |
.( parser generated ok ) cr |
Line 339 warnings @ [IF]
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Line 362 warnings @ [IF]
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: primfilter ( file-id xt -- ) |
: primfilter ( file-id xt -- ) |
\ fileid is for the input file, xt ( -- ) is for the output word |
\ fileid is for the input file, xt ( -- ) is for the output word |
output ! |
output ! |
here dup rawinput ! cookedinput ! |
here dup rawinput ! dup line-start ! cookedinput ! |
here unused rot read-file throw |
here unused rot read-file throw |
dup here + endrawinput ! |
dup here + endrawinput ! |
allot |
allot |
Line 382 warnings @ [IF]
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Line 405 warnings @ [IF]
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>r |
>r |
." FETCH_DCELL(" |
." FETCH_DCELL(" |
r@ item-name 2@ type ." , " |
r@ item-name 2@ type ." , " |
r@ item-in-index r@ item-stack @ 2dup stack-access |
r@ item-in-index r@ item-stack @ 2dup ." (Cell)" stack-access |
." , " -1 under+ stack-access |
." , " -1 under+ ." (Cell)" stack-access |
." );" cr |
." );" cr |
rdrop ; |
rdrop ; |
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Line 501 does> ( item -- )
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Line 524 does> ( item -- )
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: declaration ( item -- ) |
: declaration ( item -- ) |
dup item-name 2@ execute-prefix ; |
dup item-name 2@ execute-prefix ; |
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: declaration-list ( addr1 addr2 -- ) |
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['] declaration map-items ; |
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: declarations ( -- ) |
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wordlist dup items ! set-current |
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effect-in effect-in-end @ declaration-list |
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effect-out effect-out-end @ declaration-list ; |
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: stack-prefix ( stack "prefix" -- ) |
: stack-prefix ( stack "prefix" -- ) |
name tuck nextname create ( stack length ) 2, |
name tuck nextname create ( stack length ) 2, |
does> ( item -- ) |
does> ( item -- ) |
Line 508 does> ( item -- )
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Line 539 does> ( item -- )
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item item-name 2@ prefix-length /string item item-name 2! |
item item-name 2@ prefix-length /string item item-name 2! |
stack item item-stack ! |
stack item item-stack ! |
item declaration ; |
item declaration ; |
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: declaration-list ( addr1 addr2 -- ) |
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swap ?do |
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i declaration |
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item% %size +loop ; |
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: declarations ( -- ) |
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wordlist dup items ! set-current |
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effect-in effect-in-end @ declaration-list |
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effect-out effect-out-end @ declaration-list ; |
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\ offset computation |
\ offset computation |
\ the leftmost (i.e. deepest) item has offset 0 |
\ the leftmost (i.e. deepest) item has offset 0 |
Line 529 does> ( item -- )
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Line 550 does> ( item -- )
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item item-stack @ xt execute dup @ >r +! |
item item-stack @ xt execute dup @ >r +! |
r> item item-offset ! ; |
r> item item-offset ! ; |
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: compute-list ( addr1 addr2 xt -- ) |
: compute-offset-in ( addr1 addr2 -- ) |
{ xt } |
['] stack-in compute-offset ; |
swap u+do |
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i xt compute-offset |
: compute-offset-out ( addr1 addr2 -- ) |
item% %size +loop ; |
['] stack-out compute-offset ; |
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: clear-stack { -- } |
: clear-stack { -- } |
dup stack-in off stack-out off ; |
dup stack-in off stack-out off ; |
Line 541 does> ( item -- )
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Line 562 does> ( item -- )
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: compute-offsets ( -- ) |
: compute-offsets ( -- ) |
data-stack clear-stack fp-stack clear-stack return-stack clear-stack |
data-stack clear-stack fp-stack clear-stack return-stack clear-stack |
inst-stream clear-stack |
inst-stream clear-stack |
effect-in effect-in-end @ ['] stack-in compute-list |
effect-in effect-in-end @ ['] compute-offset-in map-items |
effect-out effect-out-end @ ['] stack-out compute-list |
effect-out effect-out-end @ ['] compute-offset-out map-items |
inst-stream stack-out @ 0<> abort" # can only be on the input side" ; |
inst-stream stack-out @ 0<> abort" # can only be on the input side" ; |
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: flush-a-tos { stack -- } |
: flush-a-tos { stack -- } |
Line 574 does> ( item -- )
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Line 595 does> ( item -- )
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dup item-type @ type-fetch @ execute ; |
dup item-type @ type-fetch @ execute ; |
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: fetches ( -- ) |
: fetches ( -- ) |
effect-in-end @ effect-in ?do |
effect-in effect-in-end @ ['] fetch map-items ; |
i fetch |
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item% %size +loop ; |
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: stack-pointer-update { stack -- } |
: stack-pointer-update { stack -- } |
\ stack grow downwards |
\ stack grow downwards |
Line 585 does> ( item -- )
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Line 604 does> ( item -- )
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stack stack-pointer 2@ type ." += " 0 .r ." ;" cr |
stack stack-pointer 2@ type ." += " 0 .r ." ;" cr |
endif ; |
endif ; |
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: inst-pointer-update ( -- ) |
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inst-stream stack-in @ ?dup-if |
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." INC_IP(" 0 .r ." );" cr |
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endif ; |
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: stack-pointer-updates ( -- ) |
: stack-pointer-updates ( -- ) |
inst-stream stack-pointer-update |
inst-pointer-update |
data-stack stack-pointer-update |
data-stack stack-pointer-update |
fp-stack stack-pointer-update |
fp-stack stack-pointer-update |
return-stack stack-pointer-update ; |
return-stack stack-pointer-update ; |
Line 597 does> ( item -- )
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Line 621 does> ( item -- )
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dup item-type @ type-store @ execute ; |
dup item-type @ type-store @ execute ; |
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: stores ( -- ) |
: stores ( -- ) |
effect-out-end @ effect-out ?do |
effect-out effect-out-end @ ['] store map-items ; |
i store |
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item% %size +loop ; |
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: output-c-tail ( -- ) |
: output-c-tail ( -- ) |
\ the final part of the generated C code |
\ the final part of the generated C code |
Line 620 does> ( item -- )
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Line 642 does> ( item -- )
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repeat |
repeat |
2drop type ; |
2drop type ; |
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: print-type-prefix ( type -- ) |
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body> >head .name ; |
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: print-debug-arg { item -- } |
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." fputs(" quote space item item-name 2@ type ." =" quote ." , vm_out); " |
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." printarg_" item item-type @ print-type-prefix |
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." (" item item-name 2@ type ." );" cr ; |
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: print-debug-args ( -- ) |
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." #ifdef VM_DEBUG" cr |
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." if (vm_debug) {" cr |
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effect-in effect-in-end @ ['] print-debug-arg map-items |
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." fputc('\n', vm_out);" cr |
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." }" cr |
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." #endif" cr ; |
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: output-c ( -- ) |
: output-c ( -- ) |
." I_" c-name 2@ type ." : /* " forth-name 2@ type ." ( " stack-string 2@ type ." ) */" cr |
." I_" c-name 2@ type ." : /* " forth-name 2@ type ." ( " stack-string 2@ type ." ) */" cr |
." /* " doc 2@ type ." */" cr |
." /* " doc 2@ type ." */" cr |
." NAME(" [char] " emit forth-name 2@ type [char] " emit ." )" cr \ debugging |
." NAME(" quote forth-name 2@ type quote ." )" cr \ debugging |
." {" cr |
." {" cr |
." DEF_CA" cr |
." DEF_CA" cr |
declarations |
declarations |
Line 631 does> ( item -- )
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Line 669 does> ( item -- )
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." NEXT_P0;" cr |
." NEXT_P0;" cr |
flush-tos |
flush-tos |
fetches |
fetches |
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print-debug-args |
stack-pointer-updates |
stack-pointer-updates |
." {" cr |
." {" cr |
." #line " c-line @ . [char] " emit c-filename 2@ type [char] " emit cr |
." #line " c-line @ . quote c-filename 2@ type quote cr |
c-code 2@ type-c |
c-code 2@ type-c |
." }" cr |
." }" cr |
output-c-tail |
output-c-tail |
Line 641 does> ( item -- )
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Line 680 does> ( item -- )
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cr |
cr |
; |
; |
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: disasm-arg { item -- } |
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item item-stack @ inst-stream = if |
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." fputc(' ', vm_out); " |
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." printarg_" item item-type @ print-type-prefix |
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." ((" item item-type @ type-c-name 2@ type ." )" |
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." ip[" item item-offset @ 1+ 0 .r ." ]);" cr |
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endif ; |
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: disasm-args ( -- ) |
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effect-in effect-in-end @ ['] disasm-arg map-items ; |
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: output-disasm ( -- ) |
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\ generate code for disassembling VM instructions |
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." if (ip[0] == prim[" function-number @ 0 .r ." ]) {" cr |
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." fputs(" quote forth-name 2@ type quote ." , vm_out);" cr |
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." /* " declarations ." */" cr |
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compute-offsets |
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disasm-args |
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." ip += " inst-stream stack-in @ 1+ 0 .r ." ;" cr |
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." } else " |
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1 function-number +! ; |
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: gen-arg-parm { item -- } |
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item item-stack @ inst-stream = if |
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." , " item item-type @ type-c-name 2@ type space |
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item item-name 2@ type |
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endif ; |
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: gen-args-parm ( -- ) |
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effect-in effect-in-end @ ['] gen-arg-parm map-items ; |
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: gen-arg-gen { item -- } |
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item item-stack @ inst-stream = if |
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." genarg_" item item-type @ print-type-prefix |
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." (ctp, " item item-name 2@ type ." );" cr |
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endif ; |
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: gen-args-gen ( -- ) |
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effect-in effect-in-end @ ['] gen-arg-gen map-items ; |
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: output-gen ( -- ) |
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\ generate C code for generating VM instructions |
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." /* " declarations ." */" cr |
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compute-offsets |
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." void gen_" c-name 2@ type ." (Inst **ctp" gen-args-parm ." )" cr |
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." {" cr |
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." gen_inst(ctp, vm_prim[" function-number @ 0 .r ." ]);" cr |
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gen-args-gen |
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." }" cr |
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1 function-number +! ; |
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: stack-used? { stack -- f } |
: stack-used? { stack -- f } |
stack stack-in @ stack stack-out @ or 0<> ; |
stack stack-in @ stack stack-out @ or 0<> ; |
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Line 658 does> ( item -- )
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Line 748 does> ( item -- )
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." Cell * I_" c-name 2@ type ." (Cell *SP, Cell **FP) /* " forth-name 2@ type |
." Cell * I_" c-name 2@ type ." (Cell *SP, Cell **FP) /* " forth-name 2@ type |
." ( " stack-string 2@ type ." ) */" cr |
." ( " stack-string 2@ type ." ) */" cr |
." /* " doc 2@ type ." */" cr |
." /* " doc 2@ type ." */" cr |
." NAME(" [char] " emit forth-name 2@ type [char] " emit ." )" cr |
." NAME(" quote forth-name 2@ type quote ." )" cr |
\ debugging |
\ debugging |
." {" cr |
." {" cr |
declarations |
declarations |
Line 672 does> ( item -- )
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Line 762 does> ( item -- )
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stack-pointer-updates |
stack-pointer-updates |
fp-stack stack-used? IF ." *FP=fp;" cr THEN |
fp-stack stack-used? IF ." *FP=fp;" cr THEN |
." {" cr |
." {" cr |
." #line " c-line @ . [char] " emit c-filename 2@ type [char] " emit cr |
." #line " c-line @ . quote c-filename 2@ type quote cr |
c-code 2@ type |
c-code 2@ type |
." }" cr |
." }" cr |
stores |
stores |
Line 731 does> ( item -- )
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Line 821 does> ( item -- )
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: process-file ( addr u xt -- ) |
: process-file ( addr u xt -- ) |
>r |
>r |
2dup filename 2! |
save-mem 2dup filename 2! |
0 function-number ! |
0 function-number ! |
r/o open-file abort" cannot open file" |
r/o open-file abort" cannot open file" |
warnings @ if |
warnings @ if |