Diff for /gforth/cross.fs between versions 1.22 and 1.35

version 1.22, 1995/02/06 18:14:30 version 1.35, 1996/05/09 18:12:58
Line 1 Line 1
 \ CROSS.FS     The Cross-Compiler                      06oct92py  \ CROSS.FS     The Cross-Compiler                      06oct92py
 \ $Id$  
 \ Idea and implementation: Bernd Paysan (py)  \ Idea and implementation: Bernd Paysan (py)
 \ Copyright 1992-94 by the GNU Forth Development Group  
   \ Copyright (C) 1995 Free Software Foundation, Inc.
   
   \ This file is part of Gforth.
   
   \ Gforth is free software; you can redistribute it and/or
   \ modify it under the terms of the GNU General Public License
   \ as published by the Free Software Foundation; either version 2
   \ of the License, or (at your option) any later version.
   
   \ This program is distributed in the hope that it will be useful,
   \ but WITHOUT ANY WARRANTY; without even the implied warranty of
   \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   \ GNU General Public License for more details.
   
   \ You should have received a copy of the GNU General Public License
   \ along with this program; if not, write to the Free Software
   \ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
   
 \ Log:  \ Log:
 \       changed in ; [ to state off           12may93jaw  \       changed in ; [ to state off           12may93jaw
Line 23 Line 39
   
 \ include other.fs       \ ansforth extentions for cross  \ include other.fs       \ ansforth extentions for cross
   
   : string, ( c-addr u -- )
       \ puts down string as cstring
       dup c, here swap chars dup allot move ;
   ' falign Alias cfalign
 : comment? ( c-addr u -- c-addr u )  : comment? ( c-addr u -- c-addr u )
         2dup s" (" compare 0=          2dup s" (" compare 0=
         IF    postpone (          IF    postpone (
Line 116  H Line 136  H
 -4 Constant :dovar  -4 Constant :dovar
 -5 Constant :douser  -5 Constant :douser
 -6 Constant :dodefer  -6 Constant :dodefer
 -7 Constant :dodoes  -7 Constant :dofield
 -8 Constant :doesjump  -8 Constant :dodoes
   -9 Constant :doesjump
   
 >CROSS  >CROSS
   
Line 283  VARIABLE Already Line 304  VARIABLE Already
   UNTIL    UNTIL
         2 cells + count cr ." CROSS: Exists: " type 4 spaces drop          2 cells + count cr ." CROSS: Exists: " type 4 spaces drop
         swap cell+ !          swap cell+ !
   ELSE true ABORT" CROSS: Ghostnames inconsistent"    ELSE  true abort" CROSS: Ghostnames inconsistent "
   THEN ;    THEN ;
   
 : resolve  ( ghost tcfa -- )  : resolve  ( ghost tcfa -- )
Line 352  VARIABLE ^imm Line 373  VARIABLE ^imm
 \ Target Header Creation                               01nov92py  \ Target Header Creation                               01nov92py
   
 : string,  ( addr count -- )  : string,  ( addr count -- )
   dup T c, H bounds  DO  I c@ T c, H  LOOP ;     dup T c, H bounds  ?DO  I c@ T c, H  LOOP ; 
 : name,  ( "name" -- )  bl word count string, T cfalign H ;  : name,  ( "name" -- )  bl word count string, T cfalign H ;
 : view,   ( -- ) ( dummy ) ;  : view,   ( -- ) ( dummy ) ;
   
   \ Target Document Creation (goes to crossdoc.fd)       05jul95py
   
   s" crossdoc.fd" r/w create-file throw value doc-file-id
   \ contains the file-id of the documentation file
   
   : \G ( -- )
       source >in @ /string doc-file-id write-line throw
       source >in ! drop ; immediate
   
   Variable to-doc
   
   : cross-doc-entry  ( -- )
       to-doc @ tlast @ 0<> and    \ not an anonymous (i.e. noname) header
       IF
           s" " doc-file-id write-line throw
           s" make-doc " doc-file-id write-file throw
           tlast @ >image count $1F and doc-file-id write-file throw
           >in @
           [char] ( parse 2drop
           [char] ) parse doc-file-id write-file throw
           s"  )" doc-file-id write-file throw
           [char] \ parse 2drop                                    
           POSTPONE \g
           >in !
       THEN  to-doc on ;
   
   \ Target TAGS creation
   
   s" kernal.TAGS" r/w create-file throw value tag-file-id
   \ contains the file-id of the tags file
   
   Create tag-beg 2 c,  7F c, bl c,
   Create tag-end 2 c,  bl c, 01 c,
   Create tag-bof 1 c,  0C c,
   
   2variable last-loadfilename 0 0 last-loadfilename 2!
               
   : put-load-file-name ( -- )
       loadfilename 2@ last-loadfilename 2@ d<>
       IF
           tag-bof count tag-file-id write-line throw
           sourcefilename 2dup
           tag-file-id write-file throw
           last-loadfilename 2!
           s" ,0" tag-file-id write-line throw
       THEN ;
   
   : cross-tag-entry  ( -- )
       tlast @ 0<> \ not an anonymous (i.e. noname) header
       IF
           put-load-file-name
           source >in @ min tag-file-id write-file throw
           tag-beg count tag-file-id write-file throw
           tlast @ >image count $1F and tag-file-id write-file throw
           tag-end count tag-file-id write-file throw
           base @ decimal sourceline# 0 <# #s #> tag-file-id write-file throw
   \       >in @ 0 <# #s [char] , hold #> tag-file-id write-line throw
           s" ,0" tag-file-id write-line throw
           base !
       THEN ;
   
   \ Target header creation
   
 VARIABLE CreateFlag CreateFlag off  VARIABLE CreateFlag CreateFlag off
   
 : (Theader ( "name" -- ghost ) T align H view,  : (Theader ( "name" -- ghost ) T align H view,
Line 370  VARIABLE CreateFlag CreateFlag off Line 454  VARIABLE CreateFlag CreateFlag off
   dup >magic ^imm !     \ a pointer for immediate    dup >magic ^imm !     \ a pointer for immediate
   Already @ IF  dup >end tdoes !    Already @ IF  dup >end tdoes !
   ELSE 0 tdoes ! THEN    ELSE 0 tdoes ! THEN
   80 flag! ;    80 flag!
     cross-doc-entry cross-tag-entry ;
   
 VARIABLE ;Resolve 1 cells allot  VARIABLE ;Resolve 1 cells allot
   
Line 379  VARIABLE ;Resolve 1 cells allot Line 464  VARIABLE ;Resolve 1 cells allot
   
 >TARGET  >TARGET
 : Alias    ( cfa -- ) \ name  : Alias    ( cfa -- ) \ name
     dup 0< IF  to-doc off  THEN
   (THeader over resolve T A, H 80 flag! ;    (THeader over resolve T A, H 80 flag! ;
 >CROSS  >CROSS
   
Line 413  ghost (loop)    ghost (+loop) Line 499  ghost (loop)    ghost (+loop)
 ghost (next)                                    drop  ghost (next)                                    drop
 ghost unloop    ghost ;S                        2drop  ghost unloop    ghost ;S                        2drop
 ghost lit       ghost (compile) ghost !         2drop drop  ghost lit       ghost (compile) ghost !         2drop drop
 ghost (;code)   ghost noop                      2drop  ghost (does>)   ghost noop                      2drop
 ghost (.")      ghost (S")      ghost (ABORT")  2drop drop  ghost (.")      ghost (S")      ghost (ABORT")  2drop drop
 ghost '  ghost '
   
Line 501  Cond: [  restrict? state off ;Cond Line 587  Cond: [  restrict? state off ;Cond
   
 >TARGET  >TARGET
 Cond: DOES> restrict?  Cond: DOES> restrict?
         compile (;code) dodoes, tdoes @ ?dup IF  @ T here H resolve THEN          compile (does>) dodoes, tdoes @ ?dup IF  @ T here H resolve THEN
         ;Cond          ;Cond
 : DOES> dodoes, T here H !does depth T ] H ;  : DOES> dodoes, T here H !does depth T ] H ;
   
Line 600  Build:  ( n -- ) T A, H ; Line 686  Build:  ( n -- ) T A, H ;
 by Constant  by Constant
 Builder AConstant  Builder AConstant
   
   Build:  ( d -- ) T , , H ;
   DO: ( ghost -- d ) T dup cell+ @ swap @ H ;DO
   Builder 2Constant
   
 Build: T 0 , H ;  Build: T 0 , H ;
 by Constant  by Constant
 Builder Value  Builder Value
   
   Build: T 0 A, H ;
   by Constant
   Builder AValue
   
 Build:  ( -- ) compile noop ;  Build:  ( -- ) compile noop ;
 DO: ( ghost -- ) ABORT" CROSS: Don't execute" ;DO  DO: ( ghost -- ) ABORT" CROSS: Don't execute" ;DO
 Builder Defer  Builder Defer
 by Defer :dodefer resolve  by Defer :dodefer resolve
   
   \ Sturctures                                           23feb95py
   
   >CROSS
   : nalign ( addr1 n -- addr2 )
   \ addr2 is the aligned version of addr1 wrt the alignment size n
    1- tuck +  swap invert and ;
   >TARGET
   
   Build:  >r rot r@ nalign  dup T , H  ( align1 size offset )
           + swap r> nalign ;
   DO: T @ H + ;DO
   Builder Field
   by Field :dofield resolve
   
   : struct  T 0 1 chars H ;
   : end-struct  T 2Constant H ;
   
   : cells: ( n -- size align )
       T cells 1 cells H ;
   
   \ ' 2Constant Alias2 end-struct
   \ 0 1 T Chars H 2Constant struct
   
 \ structural conditionals                              17dec92py  \ structural conditionals                              17dec92py
   
 >CROSS  >CROSS
Line 760  Cond: [ELSE]    [ELSE] ;Cond Line 877  Cond: [ELSE]    [ELSE] ;Cond
   
 bigendian Constant bigendian  bigendian Constant bigendian
   
 : save-cross ( "name" -- )  Create magic  s" Gforth10" here over allot swap move
   bl parse ." Saving to " 2dup type  
   char 1 bigendian + cell + magic 7 + c!
   
   : save-cross ( "image-name" "binary-name" -- )
     bl parse ." Saving to " 2dup type cr
   w/o bin create-file throw >r    w/o bin create-file throw >r
   s" gforth00"  r@ write-file throw \ write magic    s" #! "  r@ write-file throw
     bl parse r@ write-file throw
     s"  -i"  r@ write-file throw
     #lf      r@ emit-file throw
     r@ dup file-position throw drop 8 mod 8 swap ( file-id limit index )
     ?do
         bl over emit-file throw
     loop
     drop
     magic 8       r@ write-file throw \ write magic
   image @ there r@ write-file throw \ write image    image @ there r@ write-file throw \ write image
   bit$  @ there 1- cell>bit rshift 1+    bit$  @ there 1- cell>bit rshift 1+
                 r@ write-file throw \ write tags                  r@ write-file throw \ write tags
Line 784  cell constant cell Line 914  cell constant cell
 \ include bug5.fs  \ include bug5.fs
 \ only forth also minimal definitions  \ only forth also minimal definitions
   
 : \ postpone \ ;  : \  postpone \ ;
 : ( postpone ( ;  : \G postpone \G ;
   : (  postpone ( ;
 : include bl word count included ;  : include bl word count included ;
 : .( [char] ) parse type ;  : .( [char] ) parse type ;
 : cr cr ;  : cr cr ;

Removed from v.1.22  
changed lines
  Added in v.1.35


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