| \ along with this program; if not, write to the Free Software |
\ along with this program; if not, write to the Free Software |
| \ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
\ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
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require string.fs |
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| 0 Value image |
0 Value image |
| 0 Value bitmap |
0 Value bitmap |
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| Create magicbuf 8 allot |
Create magicbuf 8 allot |
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|
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Create groups 32 0 [DO] 512 cells allocate throw dup 512 cells erase , [LOOP] |
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: prefix? ( string u1 prefix u2 -- flag ) |
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tuck 2>r umin 2r> str= ; |
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: read-groups ( addr u -- ) |
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r/o open-file throw >r 0 0 |
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BEGIN pad $100 r@ read-line throw WHILE |
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pad swap 2dup s" GROUP(" prefix? |
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IF 2drop drop 1+ 0 ELSE |
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2dup s" INST_ADDR(" prefix? |
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IF &10 /string 2dup ') scan nip - |
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2over cells swap cells groups + @ + $! |
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1+ |
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ELSE 2drop THEN THEN |
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REPEAT |
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2drop r> close-file throw ; |
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s" prim_lab.i" read-groups |
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| Variable bswap? |
Variable bswap? |
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Variable endian |
| Variable tchars |
Variable tchars |
| Variable tcell |
Variable tcell |
| Variable au |
Variable au |
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|
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: t@ ( addr -- x ) |
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endian @ IF |
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0 swap tcell @ bounds ?DO |
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8 lshift I c@ or |
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LOOP |
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ELSE |
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0 swap tcell @ bounds ?DO |
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8 rshift I c@ 8 tcell @ 1- * lshift or |
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LOOP |
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THEN |
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dup 1 8 tcell @ * 1- lshift and negate or ; |
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|
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1 cells 4 = [IF] |
| : bswap ( n -- n' ) bswap? @ 0= ?EXIT 0 |
: bswap ( n -- n' ) bswap? @ 0= ?EXIT 0 |
| over 24 rshift $FF and or |
over 24 rshift $FF and or |
| over 8 rshift $FF00 and or |
over 8 rshift $FF00 and or |
| over 8 lshift $FF0000 and or |
over 8 lshift $FF0000 and or |
| over 24 lshift $FF000000 and or nip ; |
over 24 lshift $FF000000 and or nip ; |
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[THEN] |
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|
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1 cells 8 = [IF] |
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: bswap ( n -- n' ) bswap? @ 0= ?EXIT 0 |
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over 56 rshift $FF and or |
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over 40 rshift $FF00 and or |
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over 24 rshift $FF0000 and or |
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over 8 rshift $FF000000 and or |
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over 8 lshift $FF00000000 and or |
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over 24 lshift $FF0000000000 and or |
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over 40 lshift $FF000000000000 and or |
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over 56 lshift $FF00000000000000 and or |
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nip ; |
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[THEN] |
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| : search-magic ( fd -- ) >r |
: search-magic ( fd -- ) >r |
| BEGIN magicbuf 8 r@ read-file throw 8 = WHILE |
BEGIN magicbuf 8 r@ read-file throw 8 = WHILE |
| magicbuf s" Gforth2" tuck str= UNTIL |
magicbuf s" Gforth3" tuck str= UNTIL |
| ELSE true abort" No magic found" THEN |
ELSE true abort" No magic found" THEN |
| 1 magicbuf 7 + c@ 5 rshift 3 and lshift tchars ! |
1 magicbuf 7 + c@ 5 rshift 3 and lshift tchars ! |
| 1 magicbuf 7 + c@ 1 rshift 3 and lshift tcell ! |
1 magicbuf 7 + c@ 1 rshift 3 and lshift tcell ! |
| 1 magicbuf 7 + c@ 3 rshift 3 and lshift au ! |
1 magicbuf 7 + c@ 3 rshift 3 and lshift au ! |
| magicbuf 7 + c@ 1 and 0= |
magicbuf 7 + c@ 1 and 0= dup endian ! |
| [ pad off 1 pad ! pad c@ 1 = ] Literal = bswap? ! |
[ pad off 1 pad ! pad c@ 1 = ] Literal = bswap? ! |
| ." /* Image with " tcell @ . ." bytes cell, " tchars @ . ." bytes per char and " au @ . ." bytes per address unit */" cr |
." /* Image with " tcell @ . ." bytes cell, " tchars @ . ." bytes per char and " au @ . ." bytes per address unit */" cr |
| rdrop ; |
rdrop ; |
| Variable bitmap-chars |
Variable bitmap-chars |
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| : read-header ( fd -- ) |
: read-header ( fd -- ) |
| image-header 4 cells rot read-file throw drop |
image-header 4 tcell @ * rot read-file throw drop |
| image-header 2 cells + @ bswap tchars @ * tcell @ / au @ / |
image-header 2 tcell @ * + t@ tchars @ * tcell @ / au @ / |
| dup image-cells ! 1- 8 / tchars @ / 1+ bitmap-chars ! |
dup image-cells ! 1- 8 / tchars @ / 1+ bitmap-chars ! |
| image-cells @ cells allocate throw to image |
image-cells @ tcell @ * allocate throw to image |
| bitmap-chars @ allocate throw to bitmap ; |
bitmap-chars @ allocate throw to bitmap ; |
| |
|
| : read-dictionary ( fd -- ) >r |
: read-dictionary ( fd -- ) >r |
| image image-cells @ cells r> read-file throw drop ; |
image image-cells @ tcell @ * r> read-file throw drop ; |
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|
| : read-bitmap ( fd -- ) >r |
: read-bitmap ( fd -- ) >r |
| bitmap bitmap-chars @ tchars @ * r> read-file throw drop ; |
bitmap bitmap-chars @ tchars @ * r> read-file throw drop ; |
| : .08x ( n -- ) 0 <# tcell @ 0 ?DO # # LOOP 'x hold '0 hold #> type ; |
: .08x ( n -- ) 0 <# tcell @ 0 ?DO # # LOOP 'x hold '0 hold #> type ; |
| : .02x ( n -- ) 0 <# tchars @ 0 ?DO # # LOOP 'x hold '0 hold #> type ; |
: .02x ( n -- ) 0 <# tchars @ 0 ?DO # # LOOP 'x hold '0 hold #> type ; |
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|
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: bit@ ( addr n -- flag ) |
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dup 7 and $80 swap rshift >r 3 rshift + c@ r> and |
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0<> ; |
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| : .image ( -- ) |
: .image ( -- ) |
| image-cells @ 0 ?DO |
image-cells @ 0 ?DO |
| I 4 + I' min I ?DO space image I cells + @ bswap .08x ." ," LOOP cr |
I 1 + I' min I ?DO space image I tcell @ * + t@ |
| 4 +LOOP ; |
bitmap I bit@ IF |
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dup 0< IF |
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negate dup $3E00 and 9 rshift swap $1FF and |
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over cells groups + @ over $1FF and cells + |
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dup @ 0= IF drop |
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2dup 0 8 d= IF 2drop s" doesjump" |
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ELSE |
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<# '] hold 0 #S 2drop '[ hold '] hold |
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0 #S '[ hold #> |
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THEN |
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ELSE |
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>r 2drop r> $@ |
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THEN |
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." &&" type |
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ELSE |
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." image+" tcell @ / .08x |
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THEN |
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ELSE |
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.08x |
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THEN ." ," |
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LOOP cr |
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1 +LOOP ; |
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|
| : .reloc ( -- ) |
: .reloc ( -- ) |
| bitmap-chars @ tchars @ * 0 ?DO |
bitmap-chars @ tchars @ * 0 ?DO |
| r@ read-dictionary r@ read-bitmap r> close-file throw ; |
r@ read-dictionary r@ read-bitmap r> close-file throw ; |
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| : .imagesize ( -- ) |
: .imagesize ( -- ) |
| image-header 3 cells + @ tchars @ * tcell @ / au @ / bswap .08x ; |
image-header 3 tcell @ * + t@ tchars @ * tcell @ / au @ / .08x ; |
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| : .relocsize ( -- ) |
: .relocsize ( -- ) |
| bitmap-chars @ .08x ; |
bitmap-chars @ .08x ; |
| : fi2c ( addr u -- ) base @ >r hex |
: fi2c ( addr u -- ) base @ >r hex |
| read-image |
read-image |
| ." #include " '" emit ." forth.h" '" emit cr |
." #include " '" emit ." forth.h" '" emit cr |
| ." Cell image[" .imagesize ." ] = {" cr .image ." };" cr |
." void* image[" .imagesize ." ] = {" cr .image ." };" cr |
| ." const char reloc_bits[" .relocsize ." ] = {" cr .reloc ." };" cr |
." const char reloc_bits[" .relocsize ." ] = {" cr .reloc ." };" cr |
| r> base ! ; |
r> base ! ; |
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|