version 1.140, 2003/08/04 20:32:34
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version 1.178, 2011/11/11 18:39:37
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\ CROSS.FS The Cross-Compiler 06oct92py |
\ CROSS.FS The Cross-Compiler 06oct92py |
\ Idea and implementation: Bernd Paysan (py) |
\ Idea and implementation: Bernd Paysan (py) |
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\ Copyright (C) 1995,1996,1997,1998,1999,2000,2003 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998,1999,2000,2003,2004,2005,2006,2007,2009,2010 Free Software Foundation, Inc. |
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\ This file is part of Gforth. |
\ This file is part of Gforth. |
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\ Gforth is free software; you can redistribute it and/or |
\ Gforth is free software; you can redistribute it and/or |
\ modify it under the terms of the GNU General Public License |
\ modify it under the terms of the GNU General Public License |
\ as published by the Free Software Foundation; either version 2 |
\ as published by the Free Software Foundation, either version 3 |
\ of the License, or (at your option) any later version. |
\ of the License, or (at your option) any later version. |
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\ This program is distributed in the hope that it will be useful, |
\ This program is distributed in the hope that it will be useful, |
Line 16
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Line 16
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\ GNU General Public License for more details. |
\ GNU General Public License for more details. |
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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, see http://www.gnu.org/licenses/. |
\ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
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0 |
0 |
[IF] |
[IF] |
Line 192 Create bases 10 , 2 , A , 100 ,
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Line 191 Create bases 10 , 2 , A , 100 ,
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1+ |
1+ |
THEN ; |
THEN ; |
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: number? ( string -- string 0 / n -1 / d 0> ) |
: (number?) ( string -- string 0 / n -1 / d 0> ) |
dup >r count snumber? dup if |
dup >r count snumber? dup if |
rdrop |
rdrop |
else |
else |
Line 200 Create bases 10 , 2 , A , 100 ,
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Line 199 Create bases 10 , 2 , A , 100 ,
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then ; |
then ; |
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: number ( string -- d ) |
: number ( string -- d ) |
number? ?dup 0= abort" ?" 0< |
(number?) ?dup 0= abort" ?" 0< |
IF |
IF |
s>d |
s>d |
THEN ; |
THEN ; |
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[THEN] |
[THEN] |
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[IFUNDEF] (number?) : (number?) number? ; [THEN] |
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\ this provides assert( and struct stuff |
\ this provides assert( and struct stuff |
\GFORTH [IFUNDEF] assert1( |
\GFORTH [IFUNDEF] assert1( |
\GFORTH also forth definitions require assert.fs previous |
\GFORTH also forth definitions require assert.fs previous |
Line 447 sourcepath value fpath
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Line 448 sourcepath value fpath
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\G Make a complete new Forth search path; the path separator is |. |
\G Make a complete new Forth search path; the path separator is |. |
fpath path= ; |
fpath path= ; |
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: path>counted cell+ dup cell+ swap @ ; |
: path>string cell+ dup cell+ swap @ ; |
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: next-path ( adr len -- adr2 len2 ) |
: next-path ( adr len -- adr2 len2 ) |
2dup 0 scan |
2dup 0 scan |
Line 456 sourcepath value fpath
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Line 457 sourcepath value fpath
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r> - ; |
r> - ; |
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: previous-path ( path^ -- ) |
: previous-path ( path^ -- ) |
dup path>counted |
dup path>string |
BEGIN tuck dup WHILE repeat ; |
BEGIN tuck dup WHILE repeat ; |
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: .path ( path-addr -- ) \ gforth |
: .path ( path-addr -- ) \ gforth |
\G Display the contents of the search path @var{path-addr}. |
\G Display the contents of the search path @var{path-addr}. |
path>counted |
path>string |
BEGIN next-path dup WHILE type space REPEAT 2drop 2drop ; |
BEGIN next-path dup WHILE type space REPEAT 2drop 2drop ; |
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: .fpath ( -- ) \ gforth |
: .fpath ( -- ) \ gforth |
Line 546 Create tfile 0 c, 255 chars allot
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Line 547 Create tfile 0 c, 255 chars allot
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IF rdrop |
IF rdrop |
ofile place open-ofile |
ofile place open-ofile |
dup 0= IF >r ofile count r> THEN EXIT |
dup 0= IF >r ofile count r> THEN EXIT |
ELSE r> path>counted |
ELSE r> path>string |
BEGIN next-path dup |
BEGIN next-path dup |
WHILE 5 pick 5 pick check-path |
WHILE 5 pick 5 pick check-path |
0= IF >r 2drop 2drop r> ofile count 0 EXIT ELSE drop THEN |
0= IF >r 2drop 2drop r> ofile count 0 EXIT ELSE drop THEN |
Line 764 Plugin ?do, ( -- ?do-token )
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Line 765 Plugin ?do, ( -- ?do-token )
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Plugin for, ( -- for-token ) |
Plugin for, ( -- for-token ) |
Plugin loop, ( do-token / ?do-token -- ) |
Plugin loop, ( do-token / ?do-token -- ) |
Plugin +loop, ( do-token / ?do-token -- ) |
Plugin +loop, ( do-token / ?do-token -- ) |
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Plugin -loop, ( do-token / ?do-token -- ) |
Plugin next, ( for-token ) |
Plugin next, ( for-token ) |
Plugin leave, ( -- ) |
Plugin leave, ( -- ) |
Plugin ?leave, ( -- ) |
Plugin ?leave, ( -- ) |
Line 1175 false DefaultValue header
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Line 1177 false DefaultValue header
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false DefaultValue backtrace |
false DefaultValue backtrace |
false DefaultValue new-input |
false DefaultValue new-input |
false DefaultValue peephole |
false DefaultValue peephole |
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false DefaultValue primcentric |
false DefaultValue abranch |
false DefaultValue abranch |
true DefaultValue f83headerstring |
true DefaultValue f83headerstring |
true DefaultValue control-rack |
true DefaultValue control-rack |
[THEN] |
[THEN] |
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true DefaultValue gforthcross |
true DefaultValue gforthcross |
true DefaultValue interpreter |
true DefaultValue interpreter |
true DefaultValue ITC |
true DefaultValue ITC |
false DefaultValue rom |
false DefaultValue rom |
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false DefaultValue flash |
true DefaultValue standardthreading |
true DefaultValue standardthreading |
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\ ANSForth environment stuff |
\ ANSForth environment stuff |
Line 1242 bits/byte Constant tbits/byte
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Line 1246 bits/byte Constant tbits/byte
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H |
H |
tbits/char bits/byte / Constant tbyte |
tbits/char bits/byte / Constant tbyte |
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: >signed ( u -- n ) |
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1 tbits/char tcell * 1- lshift 2dup and |
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IF negate or ELSE drop THEN ; |
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\ Variables 06oct92py |
\ Variables 06oct92py |
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Line 1720 T has? relocate H
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Line 1727 T has? relocate H
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Ghost (do) Ghost (?do) 2drop |
Ghost (do) Ghost (?do) 2drop |
Ghost (for) drop |
Ghost (for) drop |
Ghost (loop) Ghost (+loop) 2drop |
Ghost (loop) Ghost (+loop) Ghost (-loop) 2drop drop |
Ghost (next) drop |
Ghost (next) drop |
Ghost (does>) Ghost (compile) 2drop |
Ghost !does drop |
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Ghost compile, drop |
Ghost (.") Ghost (S") Ghost (ABORT") 2drop drop |
Ghost (.") Ghost (S") Ghost (ABORT") 2drop drop |
Ghost (C") Ghost c(abort") Ghost type 2drop drop |
Ghost (C") Ghost c(abort") Ghost type 2drop drop |
Ghost ' drop |
Ghost ' drop |
Line 1750 Ghost state drop
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Line 1758 Ghost state drop
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swap -rot bounds ?DO I c@ over X c! X char+ LOOP drop ; |
swap -rot bounds ?DO I c@ over X c! X char+ LOOP drop ; |
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2Variable last-string |
2Variable last-string |
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X has? rom [IF] $60 [ELSE] $00 [THEN] Constant header-masks |
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: ht-header, ( addr count -- ) |
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dup there swap last-string 2! |
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dup header-masks or T c, H bounds ?DO I c@ T c, H LOOP ; |
: ht-string, ( addr count -- ) |
: ht-string, ( addr count -- ) |
dup there swap last-string 2! |
dup there swap last-string 2! |
dup T c, H bounds ?DO I c@ T c, H LOOP ; |
dup T c, H bounds ?DO I c@ T c, H LOOP ; |
Line 1761 Ghost state drop
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Line 1773 Ghost state drop
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: count dup X c@ swap X char+ swap ; |
: count dup X c@ swap X char+ swap ; |
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: on -1 -1 rot TD! ; |
: on >r -1 -1 r> TD! ; |
: off T 0 swap ! H ; |
: off T 0 swap ! H ; |
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: tcmove ( source dest len -- ) |
: tcmove ( source dest len -- ) |
Line 1770 Ghost state drop
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Line 1782 Ghost state drop
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?DO dup T c@ H I T c! H 1+ |
?DO dup T c@ H I T c! H 1+ |
tchar +LOOP drop ; |
tchar +LOOP drop ; |
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: tcallot ( char size -- ) |
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0 ?DO dup T c, H tchar +LOOP drop ; |
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: td, ( d -- ) |
: td, ( d -- ) |
\G Store a host value as one cell into the target |
\G Store a host value as one cell into the target |
there tcell X allot TD! ; |
there tcell X allot TD! ; |
Line 2026 variable ResolveFlag
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Line 2041 variable ResolveFlag
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\ Header states 12dec92py |
\ Header states 12dec92py |
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\ : flag! ( 8b -- ) tlast @ dup >r T c@ xor r> c! H ; |
\ : flag! ( 8b -- ) tlast @ dup >r T c@ xor r> c! H ; |
bigendian [IF] 0 [ELSE] tcell 1- [THEN] Constant flag+ |
X has? f83headerstring bigendian or [IF] 0 [ELSE] tcell 1- [THEN] Constant flag+ |
: flag! ( w -- ) tlast @ flag+ + dup >r T c@ xor r> c! H ; |
: flag! ( w -- ) tlast @ flag+ + dup >r T c@ xor r> c! H ; |
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VARIABLE ^imm |
VARIABLE ^imm |
Line 2056 $20 constant restrict-mask
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Line 2071 $20 constant restrict-mask
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>TARGET |
>TARGET |
X has? f83headerstring [IF] |
X has? f83headerstring [IF] |
: name, ( "name" -- ) bl word count ht-string, X cfalign ; |
: name, ( "name" -- ) bl word count ht-header, X cfalign ; |
[ELSE] |
[ELSE] |
: name, ( "name" -- ) bl word count ht-lstring, X cfalign ; |
: name, ( "name" -- ) bl word count ht-lstring, X cfalign ; |
[THEN] |
[THEN] |
Line 2204 NoHeaderFlag off
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Line 2219 NoHeaderFlag off
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ENDCASE |
ENDCASE |
LOOP ; |
LOOP ; |
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Defer setup-execution-semantics |
Defer setup-execution-semantics ' noop IS setup-execution-semantics |
0 Value lastghost |
0 Value lastghost |
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: (THeader ( "name" -- ghost ) |
: (THeader ( "name" -- ghost ) |
Line 2306 Variable prim#
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Line 2321 Variable prim#
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prim# @ (THeader ( S xt ghost ) |
prim# @ (THeader ( S xt ghost ) |
['] prim-resolved over >comp ! |
['] prim-resolved over >comp ! |
dup >ghost-flags <primitive> set-flag |
dup >ghost-flags <primitive> set-flag |
over resolve-noforwards T A, H alias-mask flag! |
s" EC" T $has? H 0= |
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IF |
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over resolve-noforwards T A, H |
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alias-mask flag! |
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ELSE |
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T here H resolve-noforwards T A, H |
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THEN |
-1 prim# +! ; |
-1 prim# +! ; |
>CROSS |
>CROSS |
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Line 2392 T 2 cells H Value xt>body
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Line 2413 T 2 cells H Value xt>body
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there xt>body + ca>native T a, H 1 fillcfa ; ' (doprim,) plugin-of doprim, |
there xt>body + ca>native T a, H 1 fillcfa ; ' (doprim,) plugin-of doprim, |
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: (doeshandler,) ( -- ) |
: (doeshandler,) ( -- ) |
T cfalign H [G'] :doesjump addr, T 0 , H ; ' (doeshandler,) plugin-of doeshandler, |
T H ; ' (doeshandler,) plugin-of doeshandler, |
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: (dodoes,) ( does-action-ghost -- ) |
: (dodoes,) ( does-action-ghost -- ) |
]comp [G'] :dodoes addr, comp[ |
]comp [G'] :dodoes addr, comp[ |
addr, |
addr, |
\ the relocator in the c engine, does not like the |
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\ does-address to marked for relocation |
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[ T e? ec H 0= [IF] ] T here H tcell - reloff [ [THEN] ] |
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2 fillcfa ; ' (dodoes,) plugin-of dodoes, |
2 fillcfa ; ' (dodoes,) plugin-of dodoes, |
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: (dlit,) ( n -- ) compile lit td, ; ' (dlit,) plugin-of dlit, |
: (dlit,) ( n -- ) compile lit td, ; ' (dlit,) plugin-of dlit, |
Line 2517 Cond: MAXI
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Line 2535 Cond: MAXI
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IF nip execute-exec-compile ELSE gexecute THEN |
IF nip execute-exec-compile ELSE gexecute THEN |
EXIT |
EXIT |
THEN |
THEN |
number? dup |
(number?) dup |
IF 0> IF swap lit, THEN lit, discard |
IF 0> IF swap lit, THEN lit, discard |
ELSE 2drop restore-input throw Ghost gexecute THEN ; |
ELSE 2drop restore-input throw Ghost gexecute THEN ; |
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Line 2569 Cond: MAXI
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Line 2587 Cond: MAXI
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(THeader (:) ; |
(THeader (:) ; |
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: :noname ( -- colon-sys ) |
: :noname ( -- colon-sys ) |
X cfalign there |
switchrom X cfalign there |
\ define a nameless ghost |
\ define a nameless ghost |
here ghostheader dup last-header-ghost ! dup to lastghost |
here ghostheader dup last-header-ghost ! dup to lastghost |
(:) ; |
(:) ; |
Line 2614 Cond: [ ( -- ) interpreting-state ;Cond
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Line 2632 Cond: [ ( -- ) interpreting-state ;Cond
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r@ created >do:ghost ! r@ swap resolve |
r@ created >do:ghost ! r@ swap resolve |
r> tlastcfa @ >tempdp dodoes, tempdp> ; |
r> tlastcfa @ >tempdp dodoes, tempdp> ; |
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Defer instant-interpret-does>-hook |
Defer instant-interpret-does>-hook ' noop IS instant-interpret-does>-hook |
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T has? peephole H [IF] |
T has? primcentric H [IF] |
: does-resolved ( ghost -- ) |
: does-resolved ( ghost -- ) |
compile does-exec g>xt T a, H ; |
compile does-exec g>xt T a, H ; |
[ELSE] |
[ELSE] |
Line 2631 T has? peephole H [IF]
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Line 2649 T has? peephole H [IF]
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>TARGET |
>TARGET |
Cond: DOES> |
Cond: DOES> |
compile (does>) doeshandler, |
T here H [ T has? primcentric H [IF] ] 5 [ [ELSE] ] 4 [ [THEN] ] T cells |
resolve-does>-part |
H + alit, compile !does compile ;s |
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doeshandler, resolve-does>-part |
;Cond |
;Cond |
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: DOES> |
: DOES> |
Line 2821 by Create
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Line 2840 by Create
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: u, ( n -- udp ) |
: u, ( n -- udp ) |
current-region >r user-region activate |
current-region >r user-region activate |
X here swap X , tup@ - |
X here swap X , tup@ - |
r> activate ; |
r> activate ; |
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: au, ( n -- udp ) |
: au, ( n -- udp ) |
Line 2862 by User
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Line 2881 by User
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[THEN] |
[THEN] |
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T has? rom H [IF] |
Builder (Value) |
Builder (Value) |
Build: ( n -- ) ;Build |
Build: ( n -- ) ;Build |
by: :docon ( target-body-addr -- n ) T @ H ;DO |
by: :dovalue ( target-body-addr -- n ) T @ @ H ;DO |
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Builder Value |
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Build: T here 0 A, H switchram T align here swap ! , H ;Build |
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by (Value) |
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Builder AValue |
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Build: T here 0 A, H switchram T align here swap ! A, H ;Build |
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by (Value) |
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[ELSE] |
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Builder (Value) |
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Build: ( n -- ) ;Build |
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by: :dovalue ( target-body-addr -- n ) T @ H ;DO |
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Builder Value |
Builder Value |
BuildSmart: T , H ;Build |
BuildSmart: T , H ;Build |
Line 2873 by (Value)
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Line 2905 by (Value)
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Builder AValue |
Builder AValue |
BuildSmart: T A, H ;Build |
BuildSmart: T A, H ;Build |
by (Value) |
by (Value) |
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[THEN] |
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Defer texecute |
Defer texecute |
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Builder Defer |
Builder Defer |
BuildSmart: ( -- ) [T'] noop T A, H ;Build |
T has? rom H [IF] |
by: :dodefer ( ghost -- ) X @ texecute ;DO |
Build: ( -- ) T here 0 A, H switchram T align here swap ! H [T'] noop T A, H ( switchrom ) ;Build |
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by: :dodefer ( ghost -- ) X @ X @ texecute ;DO |
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[ELSE] |
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BuildSmart: ( -- ) [T'] noop T A, H ;Build |
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by: :dodefer ( ghost -- ) X @ texecute ;DO |
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[THEN] |
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Builder interpret/compile: |
Builder interpret/compile: |
Build: ( inter comp -- ) swap T A, A, H ;Build-immediate |
Build: ( inter comp -- ) swap T A, A, H ;Build-immediate |
Line 2909 by (Field)
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Line 2947 by (Field)
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T 1 cells H dup ; |
T 1 cells H dup ; |
>CROSS |
>CROSS |
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\ ABI-CODE support |
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Builder (ABI-CODE) |
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Build: ;Build |
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by: :doabicode noop ;DO |
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BUILDER (;abi-code) |
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Build: ;Build |
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by: :do;abicode noop ;DO |
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\ Input-Methods 01py |
\ Input-Methods 01py |
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Builder input-method |
Builder input-method |
Line 2919 Builder input-var
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Line 2966 Builder input-var
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Build: ( m v size -- m v' ) over T , H + ;Build |
Build: ( m v size -- m v' ) over T , H + ;Build |
DO: abort" Not in cross mode" ;DO |
DO: abort" Not in cross mode" ;DO |
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\ Mini-OOF |
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Builder method |
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Build: ( m v -- m' v ) over T , swap cell+ swap H ;Build |
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DO: abort" Not in cross mode" ;DO |
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Builder var |
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Build: ( m v size -- m v+size ) over T , H + ;Build |
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DO: ( o -- addr ) T @ H + ;DO |
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Builder end-class |
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Build: ( addr m v -- ) |
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T here >r , dup , 2 cells H ?DO T ['] noop , 1 cells H +LOOP |
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T cell+ dup cell+ r> rot @ 2 cells /string move H ;Build |
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by Create |
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: class ( class -- class methods vars ) dup T 2@ H ; |
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: defines ( xt class -- ) T ' >body @ + ! H ; |
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\ Peephole optimization 05sep01jaw |
\ Peephole optimization 05sep01jaw |
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\ this section defines different compilation |
\ this section defines different compilation |
Line 2931 DO: abort" Not in cross mode" ;DO
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Line 2997 DO: abort" Not in cross mode" ;DO
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\ optimizer for cross |
\ optimizer for cross |
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T has? peephole H [IF] |
T has? primcentric H [IF] |
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\ .( loading peephole optimization) cr |
\ .( loading peephole optimization) cr |
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Line 2941 T has? peephole H [IF]
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Line 3007 T has? peephole H [IF]
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: (callcm) T here 0 a, 0 a, H ; ' (callcm) plugin-of colonmark, |
: (callcm) T here 0 a, 0 a, H ; ' (callcm) plugin-of colonmark, |
: (call-res) >tempdp resolved gexecute tempdp> drop ; |
: (call-res) >tempdp resolved gexecute tempdp> drop ; |
' (call-res) plugin-of colon-resolve |
' (call-res) plugin-of colon-resolve |
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T has? ec H [IF] |
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: (pprim) T @ H >signed dup 0< IF $4000 - ELSE |
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cr ." wrong usage of (prim) " |
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dup gdiscover IF .ghost ELSE . THEN cr -1 throw THEN |
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T a, H ; ' (pprim) plugin-of prim, |
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[ELSE] |
: (pprim) dup 0< IF $4000 - ELSE |
: (pprim) dup 0< IF $4000 - ELSE |
cr ." wrong usage of (prim) " |
cr ." wrong usage of (prim) " |
dup gdiscover IF .ghost ELSE . THEN cr -1 throw THEN |
dup gdiscover IF .ghost ELSE . THEN cr -1 throw THEN |
T a, H ; ' (pprim) plugin-of prim, |
T a, H ; ' (pprim) plugin-of prim, |
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[THEN] |
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\ if we want this, we have to spilt aconstant |
\ if we want this, we have to spilt aconstant |
\ and constant!! |
\ and constant!! |
Line 2968 Builder Defer
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Line 3041 Builder Defer
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compile: g>body compile lit-perform T A, H ;compile |
compile: g>body compile lit-perform T A, H ;compile |
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Builder (Field) |
Builder (Field) |
compile: g>body T @ H compile lit+ T , H ;compile |
compile: g>body T @ H compile lit+ T here H reloff T , H ;compile |
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Builder interpret/compile: |
Builder interpret/compile: |
compile: does-resolved ;compile |
compile: does-resolved ;compile |
Line 3180 Cond: ENDCASE endcase, ;Cond
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Line 3253 Cond: ENDCASE endcase, ;Cond
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1to compile (+loop) loop] |
1to compile (+loop) loop] |
compile unloop skiploop] ; ' (+loop,) plugin-of +loop, |
compile unloop skiploop] ; ' (+loop,) plugin-of +loop, |
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: (-loop,) ( target-addr -- ) |
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1to compile (-loop) loop] |
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compile unloop skiploop] ; ' (-loop,) plugin-of -loop, |
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: (next,) |
: (next,) |
compile (next) loop] compile unloop ; ' (next,) plugin-of next, |
compile (next) loop] compile unloop ; ' (next,) plugin-of next, |
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Line 3189 Cond: FOR for, ;Cond
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Line 3266 Cond: FOR for, ;Cond
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Cond: LOOP 1 ncontrols? loop, ;Cond |
Cond: LOOP 1 ncontrols? loop, ;Cond |
Cond: +LOOP 1 ncontrols? +loop, ;Cond |
Cond: +LOOP 1 ncontrols? +loop, ;Cond |
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Cond: -LOOP 1 ncontrols? -loop, ;Cond |
Cond: NEXT 1 ncontrols? next, ;Cond |
Cond: NEXT 1 ncontrols? next, ;Cond |
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\ String words 23feb93py |
\ String words 23feb93py |
Line 3211 Cond: ABORT" if, ahead, there [char]
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Line 3289 Cond: ABORT" if, ahead, there [char]
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>r then, r> compile ALiteral compile c(abort") then, ;Cond |
>r then, r> compile ALiteral compile c(abort") then, ;Cond |
[THEN] |
[THEN] |
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X has? rom [IF] |
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Cond: IS T ' >body @ H compile ALiteral compile ! ;Cond |
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: IS T >address ' >body @ ! H ; |
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Cond: TO T ' >body @ H compile ALiteral compile ! ;Cond |
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: TO T ' >body @ ! H ; |
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Cond: CTO T ' >body H compile ALiteral compile ! ;Cond |
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: CTO T ' >body ! H ; |
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[ELSE] |
Cond: IS T ' >body H compile ALiteral compile ! ;Cond |
Cond: IS T ' >body H compile ALiteral compile ! ;Cond |
: IS T >address ' >body ! H ; |
: IS T >address ' >body ! H ; |
Cond: TO T ' >body H compile ALiteral compile ! ;Cond |
Cond: TO T ' >body H compile ALiteral compile ! ;Cond |
: TO T ' >body ! H ; |
: TO T ' >body ! H ; |
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[THEN] |
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Cond: defers T ' >body @ compile, H ;Cond |
Cond: defers T ' >body @ compile, H ;Cond |
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Line 3247 Cond: postpone ( -- ) \ name
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Line 3334 Cond: postpone ( -- ) \ name
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ABORT" CROSS: Can't postpone on forward declaration" |
ABORT" CROSS: Can't postpone on forward declaration" |
dup >magic @ <imm> = |
dup >magic @ <imm> = |
IF (gexecute) |
IF (gexecute) |
ELSE compile (compile) addr, THEN ;Cond |
ELSE >link @ alit, compile compile, THEN ;Cond |
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\ save-cross 17mar93py |
\ save-cross 17mar93py |
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hex |
hex |
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>CROSS |
>CROSS |
Create magic s" Gforth3x" here over allot swap move |
Create magic s" Gforth4x" here over allot swap move |
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bigendian 1+ \ strangely, in magic big=0, little=1 |
bigendian 1+ \ strangely, in magic big=0, little=1 |
tcell 1 = 0 and or |
tcell 1 = 0 and or |
Line 3268 tchar 8 = 78 and or
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Line 3355 tchar 8 = 78 and or
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magic 7 + c! |
magic 7 + c! |
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: save-cross ( "image-name" "binary-name" -- ) |
: save-cross ( "image-name" "binary-name" -- ) |
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.regions \ s" ec" X $has? IF .regions THEN |
bl parse ." Saving to " 2dup type cr |
bl parse ." Saving to " 2dup type cr |
w/o bin create-file throw >r |
w/o bin create-file throw >r |
s" header" X $has? IF |
s" header" X $has? IF |
Line 3284 magic 7 + c!
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Line 3372 magic 7 + c!
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ELSE |
ELSE |
bl parse 2drop |
bl parse 2drop |
THEN |
THEN |
dictionary >rmem @ there |
>rom dictionary >rmem @ there |
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s" rom" X $has? IF dictionary >rstart @ - THEN |
r@ write-file throw \ write image |
r@ write-file throw \ write image |
s" relocate" X $has? IF |
s" relocate" X $has? IF |
dictionary >rbm @ there 1- tcell>bit rshift 1+ |
dictionary >rbm @ there 1- tcell>bit rshift 1+ |
Line 3692 previous
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Line 3781 previous
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: 2/ 2/ ; |
: 2/ 2/ ; |
: hex. base @ $10 base ! swap . base ! ; |
: hex. base @ $10 base ! swap . base ! ; |
: invert invert ; |
: invert invert ; |
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: linkstring ( addr u n addr -- ) |
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X here over X @ X , swap X ! X , ht-string, X align ; |
\ : . . ; |
\ : . . ; |
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: all-words ['] forced? IS skip? ; |
: all-words ['] forced? IS skip? ; |