version 1.19, 1996/01/07 17:22:13
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version 1.27, 1997/05/21 20:39:37
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Line 42
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Line 42
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warnings off |
warnings off |
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require debugging.fs |
include extend.fs |
[IFUNDEF] vocabulary include search-order.fs [THEN] |
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\ require interpretation.fs |
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\ require debugs.fs |
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[IFUNDEF] vocabulary include search.fs [THEN] |
[IFUNDEF] environment? include environ.fs [THEN] |
[IFUNDEF] environment? include environ.fs [THEN] |
include gray.fs |
include gray.fs |
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Line 56 maxchar 1+ constant eof-char
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Line 59 maxchar 1+ constant eof-char
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: read-whole-file ( c-addr1 file-id -- c-addr2 ) |
: read-whole-file ( c-addr1 file-id -- c-addr2 ) |
\ reads the contents of the file file-id puts it into memory at c-addr1 |
\ reads the contents of the file file-id puts it into memory at c-addr1 |
\ c-addr2 is the first address after the file block |
\ c-addr2 is the first address after the file block |
>r dup -1 r> read-file throw + ; |
>r dup $7fffffff r> read-file throw + ; |
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variable rawinput \ pointer to next character to be scanned |
variable rawinput \ pointer to next character to be scanned |
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) |
Line 65 variable line \ line number of char poin
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Line 68 variable line \ line number of char poin
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1 line ! |
1 line ! |
2variable filename \ filename of original input file |
2variable filename \ filename of original input file |
0 0 filename 2! |
0 0 filename 2! |
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2variable f-comment |
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0 0 f-comment 2! |
variable skipsynclines \ are sync lines ("#line ...") invisible to the parser? |
variable skipsynclines \ are sync lines ("#line ...") invisible to the parser? |
skipsynclines on |
skipsynclines on |
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Variable flush-comment flush-comment off |
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: ?flush-comment |
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flush-comment @ 0= ?EXIT |
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f-comment 2@ nip |
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IF cr f-comment 2@ 2 /string type 0 0 f-comment 2! THEN ; |
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: start ( -- addr ) |
: start ( -- addr ) |
cookedinput @ ; |
cookedinput @ ; |
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Line 164 print-token !
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Line 176 print-token !
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0. r> 6 chars + 20 >number drop >r drop line ! r> ( c-addr ) |
0. r> 6 chars + 20 >number drop >r drop line ! r> ( c-addr ) |
dup c@ bl = if |
dup c@ bl = if |
char+ dup c@ [char] " <> abort" sync line syntax" |
char+ dup c@ [char] " <> abort" sync line syntax" |
char+ dup 100 [char] " scan drop swap 2dup - save-string filename 2! |
char+ dup 100 [char] " scan drop swap 2dup - save-mem filename 2! |
char+ |
char+ |
endif |
endif |
dup c@ nl-char <> abort" sync line syntax" |
dup c@ nl-char <> abort" sync line syntax" |
Line 203 print-token !
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Line 215 print-token !
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: ` ( -- terminal ) ( use: ` c ) |
: ` ( -- terminal ) ( use: ` c ) |
( creates anonymous terminal for the character c ) |
( creates anonymous terminal for the character c ) |
[compile] ascii singleton ['] ?nextchar make-terminal ; |
char singleton ['] ?nextchar make-terminal ; |
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char a char z .. char A char Z .. union char _ singleton union charclass letter |
char a char z .. char A char Z .. union char _ singleton union charclass letter |
char 0 char 9 .. charclass digit |
char 0 char 9 .. charclass digit |
Line 223 eof-char singleton charclass eof
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Line 235 eof-char singleton charclass eof
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nowhite ++ |
nowhite ++ |
<- name ( -- ) |
<- name ( -- ) |
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(( ` \ nonl ** nl |
(( {{ ?flush-comment start }} ` \ nonl ** nl {{ end |
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2dup 2 min s" \+" compare 0= IF f-comment 2! ELSE 2drop THEN }} |
)) <- comment ( -- ) |
)) <- comment ( -- ) |
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(( {{ effect-in }} (( {{ start }} c-name {{ end 2 pick item-name 2! item-descr + }} blank ** )) ** {{ effect-in-end ! }} |
(( {{ effect-in }} (( {{ start }} c-name {{ end 2 pick item-name 2! item-descr + }} blank ** )) ** {{ effect-in-end ! }} |
Line 305 constant type-description
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Line 318 constant type-description
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: fetch-double ( item -- ) |
: fetch-double ( item -- ) |
>r |
>r |
r@ item-name 2@ type |
." FETCH_DCELL(" |
." = ({Double_Store _d; _d.cells.low = " |
r@ item-name 2@ type ." , " |
r@ item-d-offset @ dup effect-in-size 2@ data-stack-access |
r@ item-d-offset @ dup effect-in-size 2@ data-stack-access |
." ; _d.cells.high = " 1+ effect-in-size 2@ data-stack-access |
." , " 1+ effect-in-size 2@ data-stack-access |
." ; _d.dcell;});" cr |
." );" cr |
rdrop ; |
rdrop ; |
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: fetch-float ( item -- ) |
: fetch-float ( item -- ) |
Line 360 constant type-description
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Line 373 constant type-description
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: store-double ( item -- ) |
: store-double ( item -- ) |
\ !! store optimization is not performed, because it is not yet needed |
\ !! store optimization is not performed, because it is not yet needed |
>r |
>r |
." {Double_Store _d; _d.dcell = " r@ item-name 2@ type ." ; " |
." STORE_DCELL(" r@ item-name 2@ type ." , " |
r@ item-d-offset @ dup effect-out-size 2@ data-stack-access |
r@ item-d-offset @ dup effect-out-size 2@ data-stack-access |
." = _d.cells.low; " 1+ effect-out-size 2@ data-stack-access |
." , " 1+ effect-out-size 2@ data-stack-access |
." = _d.cells.high;}" cr |
." );" cr |
rdrop ; |
rdrop ; |
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: f-same-as-in? ( item -- f ) |
: f-same-as-in? ( item -- f ) |
Line 594 set-current
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Line 607 set-current
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: output-label ( -- ) |
: output-label ( -- ) |
." &&I_" c-name 2@ type ." ," cr ; |
." &&I_" c-name 2@ type ." ," cr ; |
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: output-alias ( -- ) |
: output-alias ( -- ) flush-comment on |
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?flush-comment |
primitive-number @ . ." alias " forth-name 2@ type cr |
primitive-number @ . ." alias " forth-name 2@ type cr |
-1 primitive-number +! ; |
-1 primitive-number +! ; |
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: output-forth ( -- ) |
: output-forth ( -- ) flush-comment on |
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?flush-comment |
forth-code @ 0= |
forth-code @ 0= |
IF output-alias |
IF output-alias |
ELSE ." : " forth-name 2@ type ." ( " |
ELSE ." : " forth-name 2@ type ." ( " |