version 1.3, 1998/12/11 22:54:27
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version 1.16, 2007/03/04 22:39:37
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\ Convert image to C include file |
\ Convert image to C include file |
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\ Copyright (C) 1998 Free Software Foundation, Inc. |
\ Copyright (C) 1998,1999,2002,2003 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 16
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\ You should have received a copy of the GNU General Public License |
\ You should have received a copy of the GNU General Public License |
\ along with this program; if not, write to the Free Software |
\ along with this program; if not, write to the Free Software |
\ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, 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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Create groups 32 0 [DO] 512 cells allocate throw dup 512 cells erase , [LOOP] |
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\ we define it ans like... |
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wordlist Constant target-environment |
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\ save information of current dictionary to restore with environ> |
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Variable env-current |
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: >ENVIRON get-current env-current ! target-environment set-current ; |
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: ENVIRON> env-current @ set-current ; |
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: t-env? ( addr len -- [ x ] true | false ) |
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\G returns the content of environment variable and true or |
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\G false if not present |
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target-environment search-wordlist |
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IF EXECUTE true ELSE false THEN ; |
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: $has? ( addr u -- x | false ) |
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\G returns the content of environment variable |
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\G or false if not present |
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t-env? dup IF drop THEN ; |
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' Value Alias DefaultValue |
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: kb 1024 * ; |
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include machpc.fs |
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ENVIRON> |
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: prefix? ( string u1 prefix u2 -- flag ) |
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tuck 2>r umin 2r> str= ; |
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s" NULL" groups @ cell+ $! |
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: scan-ifs ( fd -- ) >r 1 |
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BEGIN pad $100 r@ read-line throw WHILE |
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pad swap |
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2dup s" #ifdef HAS_" prefix? >r |
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2dup s" #else" prefix? >r |
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s" #endif" prefix? r> or r> - + |
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dup 0= UNTIL THEN rdrop drop ; |
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: read-groups ( addr u -- ) |
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r/o open-file throw >r 0 2 |
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BEGIN pad $100 r@ read-line throw WHILE |
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pad swap |
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2dup s" #ifdef HAS_" prefix? |
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IF |
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11 /string $has? 0= IF r@ scan-ifs THEN |
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ELSE 2dup s" #else" prefix? |
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IF r@ scan-ifs |
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ELSE 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 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 |
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Variable tcell |
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Variable au |
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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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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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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" Gforth" tuck compare 0= UNTIL |
magicbuf s" Gforth3" tuck str= UNTIL |
ELSE true abort" No magic found" THEN |
ELSE true abort" No magic found" THEN |
magicbuf 6 + c@ digit? drop tchars ! |
1 magicbuf 7 + c@ 5 rshift 3 and lshift tchars ! |
magicbuf 7 + c@ 1 and 0= [ pad off 1 pad ! pad c@ 1 = ] Literal = bswap? ! |
1 magicbuf 7 + c@ 1 rshift 3 and lshift tcell ! |
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1 magicbuf 7 + c@ 3 rshift 3 and lshift au ! |
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magicbuf 7 + c@ 1 and 0= dup endian ! |
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[ pad off 1 pad ! pad c@ 1 = ] Literal = bswap? ! |
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." /* Image with " tcell @ . ." bytes cell, " tchars @ . ." bytes per char and " au @ . ." bytes per address unit */" cr |
rdrop ; |
rdrop ; |
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Create image-header 4 cells allot |
Create image-header 4 cells allot |
Line 45 Variable image-cells
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Line 143 Variable image-cells
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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 @ * |
image-header 2 tcell @ * + t@ tchars @ * tcell @ / au @ / |
dup cell / image-cells ! 1- 8 cells / 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 ; |
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: 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 @ r> read-file throw drop ; |
bitmap bitmap-chars @ tchars @ * r> read-file throw drop ; |
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: .08x ( n -- ) 0 <# tcell @ 0 ?DO # # LOOP 'x hold '0 hold #> type ; |
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: .02x ( n -- ) 0 <# tchars @ 0 ?DO # # LOOP 'x hold '0 hold #> type ; |
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: .08x ( n -- ) 0 <# # # # # # # # # 'x hold '0 hold #> type ; |
: bit@ ( addr n -- flag ) |
: .02x ( n -- ) 0 <# # # 'x hold '0 hold #> type ; |
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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dup -1 = IF |
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drop ." NULL" |
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ELSE |
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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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." INST_ADDR(" type ." )" |
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THEN |
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ELSE |
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dup IF ." ((void*)image)+" THEN .08x |
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THEN |
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ELSE |
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." (void*)" .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 @ 0 ?DO |
bitmap-chars @ tchars @ * 0 ?DO |
I 8 + I' min I ?DO space bitmap I + c@ .02x ." ," LOOP cr |
I $10 + I' min I ?DO space |
8 +LOOP ; |
0 I tchars @ bounds ?DO 8 lshift bitmap I + c@ + LOOP |
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.02x ." ," tchars @ +LOOP cr |
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$10 +LOOP ; |
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: read-image ( addr u -- ) |
: read-image ( addr u -- ) |
r/o bin open-file throw >r |
r/o bin open-file throw >r |
Line 77 Variable bitmap-chars
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Line 206 Variable bitmap-chars
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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 + @ bswap 1 cells / tchars @ * .08x ; |
image-header 3 tcell @ * + t@ tchars @ * tcell @ / au @ / .08x ; |
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: .relocsize ( -- ) |
: .relocsize ( -- ) |
bitmap-chars @ .08x ; |
bitmap-chars @ .08x ; |
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: fi2c ( addr u -- ) base @ >r hex |
: fi2c ( addr u -- ) base @ >r hex |
read-image |
read-image |
." #include " '" emit ." forth.h" '" emit cr |
." static const void* image[" .imagesize ." ] = {" cr .image ." };" cr |
." Cell image[" .imagesize ." ] = {" cr .image ." };" cr |
." #ifdef USE_RELOC" cr |
." const char reloc_bits[" .relocsize ." ] = {" cr .reloc ." };" cr |
." const char reloc_bits[" .relocsize ." ] = {" cr .reloc ." };" cr |
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." #endif" cr |
r> base ! ; |
r> base ! ; |
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