version 1.53, 2000/12/13 09:51:28
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version 1.59, 2000/12/26 20:01:49
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Line 273 eof-char singleton charclass eof
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Line 273 eof-char singleton charclass eof
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Variable forth-flag |
Variable forth-flag |
Variable c-flag |
Variable c-flag |
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(( (( ` e || ` E )) {{ start }} nonl ** |
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{{ end evaluate }} |
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)) <- eval-comment ( ... -- ... ) |
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(( (( ` f || ` F )) {{ start }} nonl ** |
(( (( ` f || ` F )) {{ start }} nonl ** |
{{ end forth-flag @ IF type cr ELSE 2drop THEN }} |
{{ end forth-flag @ IF type cr ELSE 2drop THEN }} |
)) <- forth-comment ( -- ) |
)) <- forth-comment ( -- ) |
Line 299 Variable c-flag
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Line 303 Variable c-flag
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THEN }} |
THEN }} |
)) <- if-comment |
)) <- if-comment |
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(( (( forth-comment || c-comment || else-comment || if-comment )) ?? nonl ** )) <- comment-body |
(( (( eval-comment || forth-comment || c-comment || else-comment || if-comment )) ?? nonl ** )) <- comment-body |
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(( ` \ comment-body nl )) <- comment ( -- ) |
(( ` \ comment-body nl )) <- comment ( -- ) |
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Line 311 Variable c-flag
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Line 315 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 432 warnings @ [IF]
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Line 437 warnings @ [IF]
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." );" cr |
." );" cr |
rdrop ; |
rdrop ; |
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: single ( -- xt1 xt2 n ) |
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['] fetch-single ['] store-single 1 ; |
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: single-type ( -- xt1 xt2 n stack ) |
: double ( -- xt1 xt2 n ) |
['] fetch-single ['] store-single 1 data-stack ; |
['] fetch-double ['] store-double 2 ; |
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: double-type ( -- xt1 xt2 n stack ) |
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['] fetch-double ['] store-double 2 data-stack ; |
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: float-type ( -- xt1 xt2 n stack ) |
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['] fetch-single ['] store-single 1 fp-stack ; |
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: s, ( addr u -- ) |
: s, ( addr u -- ) |
\ allocate a string |
\ allocate a string |
Line 471 wordlist constant prefixes
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Line 472 wordlist constant prefixes
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stack r@ type-stack ! |
stack r@ type-stack ! |
rdrop ; |
rdrop ; |
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: type-prefix ( addr u xt1 xt2 n stack "prefix" -- ) |
: type-prefix ( xt1 xt2 n stack "prefix" -- ) |
create-type |
create-type |
does> ( item -- ) |
does> ( item -- ) |
\ initialize item |
\ initialize item |
Line 519 does> ( item -- )
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Line 520 does> ( item -- )
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effect-in effect-in-end @ declaration-list |
effect-in effect-in-end @ declaration-list |
effect-out effect-out-end @ declaration-list ; |
effect-out effect-out-end @ declaration-list ; |
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get-current |
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prefixes set-current |
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s" Bool" single-type type-prefix f |
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s" Char" single-type type-prefix c |
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s" Cell" single-type type-prefix n |
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s" Cell" single-type type-prefix w |
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s" UCell" single-type type-prefix u |
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s" DCell" double-type type-prefix d |
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s" UDCell" double-type type-prefix ud |
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s" Float" float-type type-prefix r |
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s" Cell *" single-type type-prefix a_ |
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s" Char *" single-type type-prefix c_ |
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s" Float *" single-type type-prefix f_ |
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s" DFloat *" single-type type-prefix df_ |
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s" SFloat *" single-type type-prefix sf_ |
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s" Xt" single-type type-prefix xt |
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s" WID" single-type type-prefix wid |
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s" struct F83Name *" single-type type-prefix f83name |
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return-stack stack-prefix R: |
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inst-stream stack-prefix # |
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set-current |
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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 |
\ the rightmost item has the highest offset |
\ the rightmost item has the highest offset |
Line 610 set-current
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Line 586 set-current
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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 666 set-current
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Line 647 set-current
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cr |
cr |
; |
; |
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: print-type-prefix ( type -- ) |
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body> >head .name ; |
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: disasm-arg { item -- } |
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item item-stack @ inst-stream = if |
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." printarg_" item item-type @ print-type-prefix |
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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-end @ effect-in ?do |
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i disasm-arg |
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item% %size +loop ; |
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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(" [char] " emit forth-name 2@ type [char] " emit ." ,stdout);" 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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: 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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