version 1.43, 1999/05/10 12:54:48
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version 1.47, 2000/09/23 15:06:02
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\ converts primitives to, e.g., C code |
\ converts primitives to, e.g., C code |
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\ Copyright (C) 1995,1996,1997,1998 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998,2000 Free Software Foundation, Inc. |
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\ This file is part of Gforth. |
\ This file is part of Gforth. |
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Line 214 print-token !
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Line 214 print-token !
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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 |
bl singleton charclass blank |
bl singleton tab-char over add-member charclass white |
tab-char singleton charclass tab |
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nl-char singleton eof-char over add-member complement charclass nonl |
nl-char singleton eof-char over add-member complement charclass nonl |
nl-char singleton eof-char over add-member char : over add-member complement charclass nocolonnl |
nl-char singleton eof-char over add-member |
bl 1+ maxchar .. charclass nowhite |
char : over add-member complement charclass nocolonnl |
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bl 1+ maxchar .. char \ singleton complement intersection |
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charclass nowhitebq |
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bl 1+ maxchar .. charclass nowhite |
char " singleton eof-char over add-member complement charclass noquote |
char " singleton eof-char over add-member complement charclass noquote |
nl-char singleton charclass nl |
nl-char singleton charclass nl |
eof-char singleton charclass eof |
eof-char singleton charclass eof |
Line 227 eof-char singleton charclass eof
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Line 229 eof-char singleton charclass eof
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(( letter (( letter || digit )) ** |
(( letter (( letter || digit )) ** |
)) <- c-name ( -- ) |
)) <- c-name ( -- ) |
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nowhite ++ |
(( nowhitebq nowhite ** )) |
<- name ( -- ) |
<- name ( -- ) |
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Variable forth-flag |
Variable forth-flag |
Line 254 Variable c-flag
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Line 256 Variable c-flag
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forth-flag @ |
forth-flag @ |
IF ." has? " type ." [IF]" cr THEN |
IF ." has? " type ." [IF]" cr THEN |
ELSE 2drop |
ELSE 2drop |
c-flag @ |
c-flag @ IF ." #endif" cr THEN |
IF ." #endif" cr THEN |
forth-flag @ IF ." [THEN]" cr THEN |
forth-flag @ |
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IF ." [THEN]" cr THEN |
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THEN }} |
THEN }} |
)) <- if-comment |
)) <- if-comment |
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Line 265 Variable c-flag
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Line 265 Variable c-flag
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(( ` \ comment-body nl )) <- comment ( -- ) |
(( ` \ comment-body nl )) <- 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 + }} white ** )) ** {{ effect-in-end ! }} |
` - ` - blank ** |
` - ` - white ** |
{{ effect-out }} (( {{ start }} c-name {{ end 2 pick item-name 2! item-descr + }} blank ** )) ** {{ effect-out-end ! }} |
{{ effect-out }} (( {{ start }} c-name {{ end 2 pick item-name 2! item-descr + }} white ** )) ** {{ 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! }} |
(( comment || nl )) ** |
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(( {{ line @ name-line ! filename 2@ name-filename 2! }} |
(( {{ line @ name-line ! filename 2@ name-filename 2! }} |
{{ start }} name {{ end 2dup forth-name 2! c-name 2! }} tab ++ |
{{ start }} name {{ end 2dup forth-name 2! c-name 2! }} white ++ |
{{ start }} stack-effect {{ end stack-string 2! }} tab ++ |
` ( white ** {{ start }} stack-effect {{ end stack-string 2! }} ` ) white ** |
{{ start }} name {{ end wordset 2! }} tab ** |
{{ start }} name {{ end wordset 2! }} white ** |
(( {{ start }} c-name {{ end c-name 2! }} )) ?? nl |
(( {{ start }} c-name {{ end c-name 2! }} )) ?? nl |
)) |
)) |
(( ` " ` " {{ start }} (( noquote ++ ` " )) ++ {{ end 1- doc 2! }} ` " nl )) ?? |
(( ` " ` " {{ start }} (( noquote ++ ` " )) ++ {{ end 1- doc 2! }} ` " 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 )) ** {{ end c-code 2! skipsynclines on }} |
(( ` : nl |
(( ` : nl |
{{ start }} (( nonl ++ nl )) ++ {{ end forth-code 2! }} |
{{ start }} (( nonl ++ nl )) ++ {{ end forth-code 2! }} |
)) ?? |
)) ?? {{ printprim }} |
(( nl || eof )) |
(( nl || eof )) |
)) <- primitive ( -- ) |
)) <- primitive ( -- ) |
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(( (( primitive {{ printprim }} )) ** eof )) |
(( (( comment || primitive || nl )) ** eof )) |
parser primitives2something |
parser primitives2something |
warnings @ [IF] |
warnings @ [IF] |
.( parser generated ok ) cr |
.( parser generated ok ) cr |
Line 611 set-current
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Line 610 set-current
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item-descr +loop ; |
item-descr +loop ; |
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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(" [char] " emit forth-name 2@ type [char] " emit ." )" cr \ debugging |
." {" cr |
." {" cr |
Line 634 set-current
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Line 633 set-current
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cr |
cr |
; |
; |
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: dstack-used? |
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effect-in-size 2@ drop |
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effect-out-size 2@ drop max 0<> ; |
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: fstack-used? |
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effect-in-size 2@ nip |
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effect-out-size 2@ nip max 0<> ; |
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: output-funclabel ( -- ) |
: output-funclabel ( -- ) |
1 function-number +! |
1 function-number +! |
." &I_" c-name 2@ type ." ," cr ; |
." &I_" c-name 2@ type ." ," cr ; |
Line 643 set-current
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Line 650 set-current
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'" emit forth-name 2@ type '" emit ." ," cr ; |
'" emit forth-name 2@ type '" emit ." ," cr ; |
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: output-c-func ( -- ) |
: output-c-func ( -- ) |
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\ used for word libraries |
1 function-number +! |
1 function-number +! |
." void I_" c-name 2@ type ." () /* " 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(" [char] " emit forth-name 2@ type [char] " emit ." )" cr |
\ debugging |
\ debugging |
." {" cr |
." {" cr |
." DEF_CA" cr |
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declarations |
declarations |
compute-offsets \ for everything else |
compute-offsets \ for everything else |
." NEXT_P0;" cr |
dstack-used? IF ." Cell *sp=SP;" cr THEN |
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fstack-used? IF ." Cell *fp=*FP;" cr THEN |
flush-tos |
flush-tos |
fetches |
fetches |
stack-pointer-updates |
stack-pointer-updates |
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fstack-used? IF ." *FP=fp;" cr THEN |
." {" cr |
." {" cr |
." #line " c-line @ . [char] " emit c-filename 2@ type [char] " emit cr |
." #line " c-line @ . [char] " emit c-filename 2@ type [char] " emit cr |
c-code 2@ type |
c-code 2@ type |
." }" cr |
." }" cr |
." NEXT_P1;" cr |
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stores |
stores |
fill-tos |
fill-tos |
." NEXT_P2;" cr |
." return (sp);" cr |
." }" cr |
." }" cr |
cr ; |
cr ; |
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