version 1.155, 2006/02/18 22:58:04
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version 1.183, 2012/08/27 13:33:48
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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) 1995,1996,1997,1998,1999,2000,2003,2004,2005 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998,1999,2000,2003,2004,2005,2006,2007,2009,2010,2011 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 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 |
Line 1184 true DefaultValue gforthcross
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Line 1187 true DefaultValue gforthcross
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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 (does>1) Ghost (does>2) 2drop drop |
Ghost !does drop |
Ghost compile, drop |
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 |
Line 1751 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 2046 $20 constant restrict-mask
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Line 2057 $20 constant restrict-mask
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<res> <> ABORT" CROSS: Cannot immediate a unresolved word" |
<res> <> ABORT" CROSS: Cannot immediate a unresolved word" |
<imm> ^imm @ ! ; |
<imm> ^imm @ ! ; |
: restrict restrict-mask flag! ; |
: restrict restrict-mask flag! ; |
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: compile-only restrict-mask flag! ; |
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: isdoer |
: isdoer |
\G define a forth word as doer, this makes obviously only sence on |
\G define a forth word as doer, this makes obviously only sence on |
Line 2060 $20 constant restrict-mask
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Line 2072 $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 2117 Create tag-tab 1 c, 09 c,
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Line 2129 Create tag-tab 1 c, 09 c,
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s" ,0" tag-file-id write-line throw |
s" ,0" tag-file-id write-line throw |
THEN ; |
THEN ; |
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: cross-gnu-tag-entry ( -- ) |
: put-cross-gnu-tag-entry ( addr u -- ) |
tlast @ 0<> \ not an anonymous (i.e. noname) header |
tlast @ 0<> \ not an anonymous (i.e. noname) header |
IF |
IF |
put-load-file-name |
put-load-file-name |
source >in @ min tag-file-id write-file throw |
source >in @ min tag-file-id write-file throw |
tag-beg count tag-file-id write-file throw |
tag-beg count tag-file-id write-file throw |
Last-Header-Ghost @ >ghostname tag-file-id write-file throw |
tag-file-id write-file throw |
tag-end count 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 |
base @ decimal sourceline# 0 <# #s #> tag-file-id write-file throw |
\ >in @ 0 <# #s [char] , hold #> tag-file-id write-line throw |
\ >in @ 0 <# #s [char] , hold #> tag-file-id write-line throw |
s" ,0" tag-file-id write-line throw |
s" ,0" tag-file-id write-line throw |
base ! |
base ! |
THEN ; |
ELSE 2drop THEN ; |
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: cross-vi-tag-entry ( -- ) |
: cross-gnu-tag-entry ( -- ) |
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Last-Header-Ghost @ >ghostname put-cross-gnu-tag-entry ; |
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: put-cross-vi-tag-entry ( addr u -- ) |
tlast @ 0<> \ not an anonymous (i.e. noname) header |
tlast @ 0<> \ not an anonymous (i.e. noname) header |
IF |
IF |
sourcefilename vi-tag-file-id write-file throw |
sourcefilename vi-tag-file-id write-file throw |
tag-tab count vi-tag-file-id write-file throw |
tag-tab count vi-tag-file-id write-file throw |
Last-Header-Ghost @ >ghostname vi-tag-file-id write-file throw |
vi-tag-file-id write-file throw |
tag-tab count vi-tag-file-id write-file throw |
tag-tab count vi-tag-file-id write-file throw |
s" /^" vi-tag-file-id write-file throw |
s" /^" vi-tag-file-id write-file throw |
source vi-tag-file-id write-file throw |
source vi-tag-file-id write-file throw |
s" $/" vi-tag-file-id write-line throw |
s" $/" vi-tag-file-id write-line throw |
THEN ; |
ELSE 2drop THEN ; |
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: cross-vi-tag-entry ( -- ) |
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Last-Header-Ghost @ >ghostname put-cross-vi-tag-entry ; |
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: cross-tag-entry ( -- ) |
: cross-tag-entry ( -- ) |
cross-gnu-tag-entry |
cross-gnu-tag-entry |
cross-vi-tag-entry ; |
cross-vi-tag-entry ; |
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: put-cross-tag-entry ( addr u -- ) |
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2dup put-cross-gnu-tag-entry |
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put-cross-vi-tag-entry ; |
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: cross-record-name ( -- ) |
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>in @ parse-name put-cross-tag-entry >in ! ; |
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\ Check for words |
\ Check for words |
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Defer skip? ' false IS skip? |
Defer skip? ' false IS skip? |
Line 2310 Variable prim#
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Line 2335 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 2396 T 2 cells H Value xt>body
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Line 2427 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 2521 Cond: MAXI
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Line 2549 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 2620 Cond: [ ( -- ) interpreting-state ;Cond
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Line 2648 Cond: [ ( -- ) interpreting-state ;Cond
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Defer instant-interpret-does>-hook ' noop IS 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 -- ) |
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\ g>xt dup T >body H alit, compile call T cell+ @ a, H ; |
compile does-exec g>xt T a, H ; |
compile does-exec g>xt T a, H ; |
[ELSE] |
[ELSE] |
: does-resolved ( ghost -- ) |
: does-resolved ( ghost -- ) |
Line 2635 T has? peephole H [IF]
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Line 2664 T has? peephole H [IF]
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>TARGET |
>TARGET |
Cond: DOES> |
Cond: DOES> |
T here 5 cells H + alit, compile (does>2) compile ;s |
T here H [ T has? primcentric H [IF] ] 5 [ [ELSE] ] 4 [ [THEN] ] T cells |
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H + alit, compile !does compile ;s |
doeshandler, resolve-does>-part |
doeshandler, resolve-does>-part |
;Cond |
;Cond |
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Line 2881 by (Value)
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Line 2911 by (Value)
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[ELSE] |
[ELSE] |
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 |
Builder Value |
BuildSmart: T , H ;Build |
BuildSmart: T , H ;Build |
Line 2932 by (Field)
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Line 2962 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 2942 Builder input-var
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Line 2981 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 2954 DO: abort" Not in cross mode" ;DO
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Line 3012 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 2964 T has? peephole H [IF]
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Line 3022 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 2991 Builder Defer
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Line 3056 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 3018 compile: does-resolved ;compile
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Line 3083 compile: does-resolved ;compile
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\ : ?struc ( flag -- ) ABORT" CROSS: unstructured " ; |
\ : ?struc ( flag -- ) ABORT" CROSS: unstructured " ; |
\ : sys? ( sys -- sys ) dup 0= ?struc ; |
\ : sys? ( sys -- sys ) dup 0= ?struc ; |
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: >mark ( -- sys ) T here ( dup ." M" hex. ) 0 , H ; |
: >mark ( -- sys ) T here 0 , H ; |
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X has? abranch [IF] |
X has? abranch [IF] |
: branchoffset ( src dest -- ) drop ; |
: branchoffset ( src dest -- ) drop ; |
Line 3203 Cond: ENDCASE endcase, ;Cond
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Line 3268 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 3212 Cond: FOR for, ;Cond
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Line 3281 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 3235 Cond: ABORT" if, ahead, there [char]
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Line 3305 Cond: ABORT" if, ahead, there [char]
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[THEN] |
[THEN] |
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X has? rom [IF] |
X has? rom [IF] |
Cond: IS T ' >body @ H compile ALiteral compile ! ;Cond |
Cond: IS cross-record-name T ' >body @ H compile ALiteral compile ! ;Cond |
: IS T >address ' >body @ ! H ; |
: IS cross-record-name 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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Cond: CTO T ' >body H compile ALiteral compile ! ;Cond |
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: CTO T ' >body ! H ; |
[ELSE] |
[ELSE] |
Cond: IS T ' >body H compile ALiteral compile ! ;Cond |
Cond: IS cross-record-name T ' >body H compile ALiteral compile ! ;Cond |
: IS T >address ' >body ! H ; |
: IS cross-record-name 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 ; |
[THEN] |
[THEN] |
Line 3284 Cond: postpone ( -- ) \ name
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Line 3356 Cond: postpone ( -- ) \ name
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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 3724 previous
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Line 3796 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? ; |