version 1.33, 1998/10/25 23:15:46
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version 1.42, 1999/05/10 12:50:49
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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 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998 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 42
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Line 42
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warnings off |
warnings off |
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require search.fs |
[IFUNDEF] vocabulary \ we are executed just with kernel image |
require extend.fs |
\ load the rest that is needed |
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\ (require fails because this file is needed from a |
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\ different directory with the wordlibraries) |
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include ./search.fs |
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include ./extend.fs |
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[THEN] |
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[IFUNDEF] environment? |
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include ./environ.fs |
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[THEN] |
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\ require interpretation.fs |
include ./gray.fs |
\ require debugs.fs |
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[IFUNDEF] vocabulary include search.fs [THEN] |
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[IFUNDEF] environment? include environ.fs [THEN] |
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include gray.fs |
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100 constant max-effect \ number of things on one side of a stack effect |
100 constant max-effect \ number of things on one side of a stack effect |
255 constant maxchar |
255 constant maxchar |
Line 57 maxchar 1+ constant eof-char
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Line 62 maxchar 1+ constant eof-char
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#tab constant tab-char |
#tab constant tab-char |
#lf constant nl-char |
#lf constant nl-char |
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: read-whole-file ( c-addr1 file-id -- c-addr2 ) |
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\ reads the contents of the file file-id puts it into memory at c-addr1 |
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\ c-addr2 is the first address after the file block |
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>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) |
variable cookedinput \ pointer to the next char to be parsed |
variable cookedinput \ pointer to the next char to be parsed |
Line 77 skipsynclines on
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Line 77 skipsynclines on
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Variable flush-comment flush-comment off |
Variable flush-comment flush-comment off |
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: ?flush-comment |
: ?flush-comment |
flush-comment @ 0= ?EXIT |
flush-comment @ 0= ?EXIT |
f-comment 2@ nip |
f-comment 2@ nip |
IF cr f-comment 2@ 2 /string type 0 0 f-comment 2! THEN ; |
IF cr f-comment 2@ 2 /string 1- |
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dup IF |
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2dup s" -" compare 0= |
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IF |
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flush-comment @ 1 = |
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IF ." #else" |
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ELSE ." [ELSE]" THEN |
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ELSE |
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flush-comment @ 1 = |
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IF ." #ifdef HAS_" bounds ?DO I c@ toupper emit LOOP |
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ELSE ." has? " type ." [IF]" THEN |
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THEN cr |
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ELSE flush-comment @ 1 = IF ." #endif" ELSE ." [THEN]" THEN |
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cr THEN |
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0 0 f-comment 2! THEN ; |
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: start ( -- addr ) |
: start ( -- addr ) |
cookedinput @ ; |
cookedinput @ ; |
Line 237 eof-char singleton charclass eof
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Line 251 eof-char singleton charclass eof
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nowhite ++ |
nowhite ++ |
<- name ( -- ) |
<- name ( -- ) |
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(( {{ ?flush-comment start }} ` \ nonl ** nl {{ end |
Variable forth-flag |
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Variable c-flag |
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(( (( ` f || ` F )) {{ start }} nonl ** |
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{{ end forth-flag @ IF type cr ELSE 2drop THEN }} |
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)) <- forth-comment ( -- ) |
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(( (( ` c || ` C )) {{ start }} nonl ** |
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{{ end c-flag @ IF type cr ELSE 2drop THEN }} |
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)) <- c-comment ( -- ) |
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(( (( forth-comment || c-comment )) ?? nonl ** )) <- comment-body |
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(( {{ ?flush-comment start }} ` \ comment-body nl {{ end |
2dup 2 min s" \+" compare 0= IF f-comment 2! ELSE 2drop THEN }} |
2dup 2 min s" \+" compare 0= IF f-comment 2! ELSE 2drop THEN }} |
)) <- comment ( -- ) |
)) <- comment ( -- ) |
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Line 262 nowhite ++
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Line 289 nowhite ++
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(( nl || eof )) |
(( nl || eof )) |
)) <- primitive ( -- ) |
)) <- primitive ( -- ) |
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(( (( primitive {{ printprim }} )) ** eof )) |
(( (( primitive {{ printprim }} )) ** eof )) |
parser primitives2something |
parser primitives2something |
warnings @ [IF] |
warnings @ [IF] |
.( parser generated ok ) cr |
.( parser generated ok ) cr |
Line 272 warnings @ [IF]
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Line 299 warnings @ [IF]
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\ 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 ! cookedinput ! |
here swap read-whole-file |
here unused rot read-file throw |
dup endrawinput ! |
dup here + endrawinput ! |
here - allot |
allot |
align |
align |
checksyncline |
checksyncline |
\ begin |
\ begin |
Line 586 set-current
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Line 613 set-current
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i item-name 2@ type space |
i item-name 2@ type space |
item-descr +loop ; |
item-descr +loop ; |
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: output-c ( -- ) |
: output-c ( -- ) 1 flush-comment ! |
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?flush-comment |
." 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 |
Line 644 set-current
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Line 672 set-current
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." }" cr |
." }" cr |
cr ; |
cr ; |
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: output-label ( -- ) |
: output-label ( -- ) 1 flush-comment ! |
." (Label)&&I_" c-name 2@ type ." ," cr ; |
?flush-comment |
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." (Label)&&I_" c-name 2@ type ." ," cr |
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-1 primitive-number +! ; |
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: output-alias ( -- ) flush-comment on |
: output-alias ( -- ) flush-comment on |
?flush-comment |
?flush-comment |
primitive-number @ . ." alias " forth-name 2@ type cr |
( primitive-number @ . ." alias " ) ." Primitive " forth-name 2@ type cr |
-1 primitive-number +! ; |
-1 primitive-number +! ; |
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: output-forth ( -- ) flush-comment on |
: output-forth ( -- ) flush-comment on |
?flush-comment |
?flush-comment |
Line 706 set-current
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Line 736 set-current
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: process ( xt -- ) |
: process ( xt -- ) |
bl word count rot |
bl word count rot |
process-file ; |
process-file ; |
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