version 1.118, 2002/01/05 20:16:17
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version 1.121, 2002/03/19 18:07:55
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Line 249 hex \ the defualt base for the cross
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Line 249 hex \ the defualt base for the cross
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hex |
hex |
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\ FIXME delete` |
\ 1 Constant Cross-Flag \ to check whether assembler compiler plug-ins are |
\ 1 Constant Cross-Flag \ to check whether assembler compiler plug-ins are |
\ for cross-compiling |
\ for cross-compiling |
\ No! we use "[IFUNDEF]" there to find out whether we are target compiling!!! |
\ No! we use "[IFUNDEF]" there to find out whether we are target compiling!!! |
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\ FIXME move down |
: 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 ( |
ELSE 2dup s" \" compare 0= IF postpone \ THEN |
ELSE 2dup s" \" compare 0= IF postpone \ THEN |
THEN ; |
THEN ; |
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: X bl word count [ ' target >wordlist ] Literal search-wordlist |
: X ( -- <name> ) |
IF state @ IF compile, |
\G The next word in the input is a target word. |
ELSE execute THEN |
\G Equivalent to T <name> but without permanent |
ELSE -1 ABORT" Cross: access method not supported!" |
\G switch to target dictionary. Used as prefix e.g. for @, !, here etc. |
THEN ; immediate |
bl word count [ ' target >wordlist ] Literal search-wordlist |
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IF state @ IF compile, ELSE execute THEN |
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ELSE -1 ABORT" Cross: access method not supported!" |
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THEN ; immediate |
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\ Begin CROSS COMPILER: |
\ Begin CROSS COMPILER: |
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Line 712 Plugin branchtoresolve, ( branch-addr --
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Line 717 Plugin branchtoresolve, ( branch-addr --
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Plugin branchtomark, ( -- target-addr ) \ marks a branch destination |
Plugin branchtomark, ( -- target-addr ) \ marks a branch destination |
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Plugin colon, ( tcfa -- ) \ compiles call to tcfa at current position |
Plugin colon, ( tcfa -- ) \ compiles call to tcfa at current position |
Plugin xt, ( tcfa -- ) \ compiles xt |
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Plugin prim, ( tcfa -- ) \ compiles primitive invocation |
Plugin prim, ( tcfa -- ) \ compiles primitive invocation |
Plugin colonmark, ( -- addr ) \ marks a colon call |
Plugin colonmark, ( -- addr ) \ marks a colon call |
Plugin colon-resolve ( tcfa addr -- ) |
Plugin colon-resolve ( tcfa addr -- ) |
Line 746 Plugin next, ( for-token )
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Line 750 Plugin next, ( for-token )
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Plugin leave, ( -- ) |
Plugin leave, ( -- ) |
Plugin ?leave, ( -- ) |
Plugin ?leave, ( -- ) |
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[IFUNDEF] ca>native |
Plugin ca>native \ Convert a code address to the processors |
Plugin ca>native |
\ native address. This is used in doprim, and |
[THEN] |
\ code/code: primitive definitions word to |
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\ convert the addresses. |
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\ The only target where we need this is the misc |
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\ which is a 16 Bit processor with word addresses |
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\ but the forth system we build has a normal byte |
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\ addressed memory model |
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Plugin doprim, \ compiles start of a primitive |
Plugin doprim, \ compiles start of a primitive |
Plugin docol, \ compiles start of a colon definition |
Plugin docol, \ compiles start of a colon definition |
Line 899 Variable cross-space-dp-orig
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Line 908 Variable cross-space-dp-orig
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THEN ; |
THEN ; |
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Defer is-forward |
Defer is-forward |
Defer do-refered |
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: prim-forward ( ghost -- ) |
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colonmark, 1 do-refered ; \ compile space for call |
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' prim-forward IS is-forward |
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: (ghostheader) ( -- ) |
: (ghostheader) ( -- ) |
ghost-list linked <fwd> , 0 , ['] NoExec , what's is-forward , |
ghost-list linked <fwd> , 0 , ['] NoExec , ['] is-forward , |
0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , ; |
0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , ; |
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: ghostheader ( -- ) (ghostheader) 0 , ; |
: ghostheader ( -- ) (ghostheader) 0 , ; |
Line 1068 Ghost branch Ghost ?branch
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Line 1072 Ghost branch Ghost ?branch
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Ghost unloop Ghost ;S 2drop |
Ghost unloop Ghost ;S 2drop |
Ghost lit Ghost ! 2drop |
Ghost lit Ghost ! 2drop |
Ghost noop drop |
Ghost noop drop |
Ghost :docol Ghost :doesjump Ghost :dodoes 2drop drop |
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Ghost :dovar drop |
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Ghost over Ghost = Ghost drop 2drop drop |
Ghost over Ghost = Ghost drop 2drop drop |
Ghost 2drop drop |
Ghost 2drop drop |
Ghost 2dup drop |
Ghost 2dup drop |
Line 1085 Ghost lit-perform drop
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Line 1087 Ghost lit-perform drop
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Ghost lit+ drop |
Ghost lit+ drop |
Ghost does-exec drop |
Ghost does-exec drop |
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Ghost :docol Ghost :doesjump Ghost :dodoes 2drop drop |
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Ghost :dovar drop |
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\ \ Parameter for target systems 06oct92py |
\ \ Parameter for target systems 06oct92py |
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Line 1643 T has? relocate H
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Line 1648 T has? relocate H
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>CROSS |
>CROSS |
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: call-forward ( ghost -- ) |
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there 0 colon, 0 do-refered ; |
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' call-forward IS is-forward |
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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) 2drop |
Line 1656 Ghost (.") Ghost (S") Ghost (A
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Line 1657 Ghost (.") Ghost (S") Ghost (A
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Ghost (C") drop |
Ghost (C") drop |
Ghost ' drop |
Ghost ' drop |
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\ ' prim-forward IS is-forward |
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\ user ghosts |
\ user ghosts |
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Ghost state drop |
Ghost state drop |
Line 1719 previous
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Line 1718 previous
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>CROSS |
>CROSS |
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: (cc) T a, H ; ' (cc) plugin-of colon, |
: (cc) T a, H ; ' (cc) plugin-of colon, |
: (xt) T a, H ; ' (xt) plugin-of xt, |
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: (prim) T a, H ; ' (prim) plugin-of prim, |
: (prim) T a, H ; ' (prim) plugin-of prim, |
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: (cr) >tempdp colon, tempdp> ; ' (cr) plugin-of colon-resolve |
: (cr) >tempdp colon, tempdp> ; ' (cr) plugin-of colon-resolve |
Line 1733 previous
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Line 1731 previous
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tempdp> ; ' (dr) plugin-of doer-resolve |
tempdp> ; ' (dr) plugin-of doer-resolve |
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: (cm) ( -- addr ) |
: (cm) ( -- addr ) |
T here align H |
there -1 colon, ; ' (cm) plugin-of colonmark, |
-1 xt, ; ' (cm) plugin-of colonmark, |
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>TARGET |
>TARGET |
: compile, ( xt -- ) |
: compile, ( xt -- ) |
Line 1762 previous
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Line 1759 previous
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space> |
space> |
; |
; |
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' (refered) IS do-refered |
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: refered ( ghost tag -- ) |
: refered ( ghost tag -- ) |
\G creates a resolve structure |
\G creates a resolve structure |
T here aligned H swap (refered) |
T here aligned H swap (refered) |
Line 1821 Defer resolve-warning
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Line 1816 Defer resolve-warning
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>link ! ; |
>link ! ; |
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: colon-resolved ( ghost -- ) |
: colon-resolved ( ghost -- ) |
>link @ colon, ; \ compile-call |
\ compiles a call to a colon definition, |
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\ compile action for >comp field |
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>link @ colon, ; |
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: prim-resolved ( ghost -- ) |
: prim-resolved ( ghost -- ) |
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\ compiles a call to a primitive |
>link @ prim, ; |
>link @ prim, ; |
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: (is-forward) ( ghost -- ) |
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colonmark, 0 (refered) ; \ compile space for call |
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' (is-forward) IS is-forward |
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0 Value resolved |
0 Value resolved |
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: resolve ( ghost tcfa -- ) |
: resolve ( ghost tcfa -- ) |
Line 1848 Defer resolve-warning
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Line 1850 Defer resolve-warning
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\ mark ghost as resolved |
\ mark ghost as resolved |
dup r@ >link ! <res> r@ >magic ! |
dup r@ >link ! <res> r@ >magic ! |
r@ to resolved |
r@ to resolved |
r@ >comp @ ['] prim-forward = IF |
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['] prim-resolved r@ >comp ! THEN |
\ r@ >comp @ ['] is-forward = |
r@ >comp @ what's is-forward = IF |
\ ABORT" >comp action not set on a resolved ghost" |
['] prim-resolved r@ >comp ! THEN |
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\ copmile action defaults to colon-resolved |
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\ if this is not right something must be set before |
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\ calling resolve |
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r@ >comp @ ['] is-forward = IF |
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['] colon-resolved r@ >comp ! |
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THEN |
\ loop through forward referencies |
\ loop through forward referencies |
r> -rot |
r> -rot |
comp-state @ >r Resolving comp-state ! |
comp-state @ >r Resolving comp-state ! |
Line 1867 Defer resolve-warning
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Line 1875 Defer resolve-warning
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dup >comp @ EXECUTE ; |
dup >comp @ EXECUTE ; |
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: gexecute ( ghost -- ) |
: gexecute ( ghost -- ) |
dup >magic @ <imm> = IF -1 ABORT" CROSS: gexecute on immediate word" THEN |
dup >magic @ <imm> = ABORT" CROSS: gexecute on immediate word" |
(gexecute) ; |
(gexecute) ; |
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: addr, ( ghost -- ) |
: addr, ( ghost -- ) |
Line 2183 Defer setup-prim-semantics
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Line 2191 Defer setup-prim-semantics
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Ghost tuck swap resolve <do:> swap tuck >magic ! |
Ghost tuck swap resolve <do:> swap tuck >magic ! |
asmprimname, ; |
asmprimname, ; |
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: Alias: ( cfa -- ) \ name |
: Doer: ( cfa -- ) \ name |
>in @ skip? IF 2drop EXIT THEN >in ! |
>in @ skip? IF 2drop EXIT THEN >in ! |
dup 0< s" prims" T $has? H 0= and |
dup 0< s" prims" T $has? H 0= and |
IF |
IF |
.sourcepos ." needs doer: " >in @ bl word count type >in ! cr |
.sourcepos ." needs doer: " >in @ bl word count type >in ! cr |
THEN |
THEN |
Ghost tuck swap resolve <do:> swap >magic ! ; |
Ghost |
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tuck swap resolve <do:> swap >magic ! ; |
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Variable prim# |
Variable prim# |
: first-primitive ( n -- ) prim# ! ; |
: first-primitive ( n -- ) prim# ! ; |
Line 2199 Variable prim#
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Line 2208 Variable prim#
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IF |
IF |
.sourcepos ." needs prim: " >in @ bl word count type >in ! cr |
.sourcepos ." needs prim: " >in @ bl word count type >in ! cr |
THEN |
THEN |
\ ['] prim-forward IS is-forward |
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prim# @ (THeader ( S xt ghost ) |
prim# @ (THeader ( S xt ghost ) |
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['] prim-resolved over >comp ! |
dup >ghost-flags <primitive> set-flag |
dup >ghost-flags <primitive> set-flag |
over resolve T A, H alias-mask flag! |
over resolve T A, H alias-mask flag! |
\ ['] call-forward IS is-forward |
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-1 prim# +! ; |
-1 prim# +! ; |
>CROSS |
>CROSS |
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Line 2283 T 2 cells H Value xt>body
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Line 2291 T 2 cells H Value xt>body
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: (docol,) ( -- ) [G'] :docol (doer,) ; ' (docol,) plugin-of docol, |
: (docol,) ( -- ) [G'] :docol (doer,) ; ' (docol,) plugin-of docol, |
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' NOOP plugin-of ca>native |
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: (doprim,) ( -- ) |
: (doprim,) ( -- ) |
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 compile :doesjump T 0 , H ; ' (doeshandler,) plugin-of doeshandler, |
T cfalign H [G'] :doesjump addr, T 0 , H ; ' (doeshandler,) plugin-of doeshandler, |
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: (dodoes,) ( does-action-ghost -- ) |
: (dodoes,) ( does-action-ghost -- ) |
]comp [G'] :dodoes gexecute comp[ |
]comp [G'] :dodoes addr, comp[ |
addr, |
addr, |
\ the relocator in the c engine, does not like the |
\ the relocator in the c engine, does not like the |
\ does-address to marked for relocation |
\ does-address to marked for relocation |
Line 2321 Defer (end-code)
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Line 2331 Defer (end-code)
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>TARGET |
>TARGET |
: Code |
: Code |
defempty? |
defempty? |
(THeader there resolve |
(THeader ( ghost ) |
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['] prim-resolved over >comp ! |
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there resolve |
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[ T e? prims H 0= [IF] T e? ITC H [ELSE] true [THEN] ] [IF] |
[ T e? prims H 0= [IF] T e? ITC H [ELSE] true [THEN] ] [IF] |
doprim, |
doprim, |
[THEN] |
[THEN] |
depth (code) ; |
depth (code) ; |
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\ FIXME : no-compile -1 ABORT" this ghost is not for compilation" ; |
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: Code: |
: Code: |
defempty? |
defempty? |
Ghost dup there ca>native resolve <do:> swap >magic ! |
Ghost >r |
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r@ there ca>native resolve |
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<do:> r@ >magic ! |
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r> drop |
depth (code) ; |
depth (code) ; |
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: end-code |
: end-code |
Line 2498 Cond: [ ( -- ) interpreting-state ;Cond
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Line 2516 Cond: [ ( -- ) interpreting-state ;Cond
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: !does ( does-action -- ) |
: !does ( does-action -- ) |
tlastcfa @ [G'] :dovar killref |
tlastcfa @ [G'] :dovar killref |
>space here >r ghostheader space> |
>space here >r ghostheader space> |
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['] colon-resolved r@ >comp ! |
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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Line 2505 Defer instant-interpret-does>-hook
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Line 2524 Defer instant-interpret-does>-hook
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: does-resolved ( ghost -- ) |
: does-resolved ( ghost -- ) |
compile does-exec g>xt T a, H ; |
compile does-exec g>xt T a, H ; |
\ dup g>body alit, >do:ghost @ g>xt 0 t>body - colon, ; |
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: resolve-does>-part ( -- ) |
: resolve-does>-part ( -- ) |
\ resolve words made by builders |
\ resolve words made by builders |
Line 2782 DO: abort" Not in cross mode" ;DO
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Line 2800 DO: abort" Not in cross mode" ;DO
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\ this section defines different compilation |
\ this section defines different compilation |
\ actions for created words |
\ actions for created words |
\ this will help the peephole optimizer |
\ this will help the peephole optimizer |
\ I (jaw) took this from bernds lates cross-compiler |
\ I (jaw) took this from bernds latest cross-compiler |
\ changes but seperated it from the original |
\ changes but seperated it from the original |
\ Builder words. The final plan is to put this |
\ Builder words. The final plan is to put this |
\ into a seperate file, together with the peephole |
\ into a seperate file, together with the peephole |
Line 2794 T has? peephole H [IF]
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Line 2812 T has? peephole H [IF]
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>CROSS |
>CROSS |
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: (callc) compile call T >body a, H ; ' (callc) plugin-of colon, |
: (callc) compile call T >body a, H ; ' (callc) plugin-of colon, |
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: (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 |
: (prim) dup 0< IF ( $4000 - ) ELSE |
: (pprim) dup 0< IF $4000 - ELSE |
." wrong usage of (prim) " |
cr ." wrong usage of (prim) " |
dup gdiscover IF .ghost ELSE . THEN cr -2 throw THEN |
dup gdiscover IF .ghost ELSE . THEN cr -1 throw THEN |
T a, H ; ' (prim) plugin-of prim, |
T a, H ; ' (pprim) plugin-of prim, |
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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!! |