version 1.104, 2001/09/04 13:07:44
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version 1.123, 2002/03/21 16:35:18
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Line 23
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Line 23
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[IF] |
[IF] |
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ToDo: |
ToDo: |
Crossdoc destination ./doc/crossdoc.fd makes no sense when |
- Crossdoc destination ./doc/crossdoc.fd makes no sense when |
cross.fs is uses seperately. jaw |
cross.fs is used seperately. jaw |
Do we need this char translation with >address and in branchoffset? |
- Do we need this char translation with >address and in branchoffset? |
(>body also affected) jaw |
(>body also affected) jaw |
Clean up mark> and >resolve stuff jaw |
- MAXU etc. can be done with dlit, |
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[THEN] |
[THEN] |
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Line 62 forth definitions
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Line 62 forth definitions
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: T previous Ghosts also Target ; immediate |
: T previous Ghosts also Target ; immediate |
: G Ghosts ; immediate |
: G Ghosts ; immediate |
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: >cross also Cross definitions previous ; |
: >cross also Cross definitions previous ; |
: >target also Target definitions previous ; |
: >target also Target definitions previous ; |
: >minimal also Minimal definitions previous ; |
: >minimal also Minimal definitions previous ; |
Line 70 H
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Line 71 H
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>CROSS |
>CROSS |
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\ Test against this definitions to find out whether we are cross-compiling |
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\ may be usefull for assemblers |
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0 Constant gforth-cross-indicator |
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\ find out whether we are compiling with gforth |
\ find out whether we are compiling with gforth |
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: defined? bl word find nip ; |
: defined? bl word find nip ; |
Line 201 Create bases 10 , 2 , A , 100 ,
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Line 206 Create bases 10 , 2 , A , 100 ,
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[THEN] |
[THEN] |
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\ this provides assert( and struct stuff |
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\GFORTH [IFUNDEF] assert1( |
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\GFORTH also forth definitions require assert.fs previous |
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\GFORTH [THEN] |
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>CROSS |
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hex \ the defualt base for the cross-compiler is hex !! |
hex \ the defualt base for the cross-compiler is hex !! |
\ Warnings off |
\ Warnings off |
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Line 241 hex \ the defualt base for the cross
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Line 253 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 ( -- <name> ) |
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\G The next word in the input is a target word. |
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\G Equivalent to T <name> but without permanent |
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\G switch to target dictionary. Used as prefix e.g. for @, !, here etc. |
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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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\ debugging |
\ debugging |
Line 296 set-order previous
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Line 319 set-order previous
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\ POSTPONE false |
\ POSTPONE false |
THEN ; immediate |
THEN ; immediate |
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: symentry ( adr len taddr -- ) |
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\G Produce a symbol table (an optional symbol address |
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\G map) if wanted |
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[ [IFDEF] fd-symbol-table ] |
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base @ swap hex s>d <# 8 0 DO # LOOP #> fd-symbol-table write-file throw base ! |
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s" :" fd-symbol-table write-file throw |
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fd-symbol-table write-line throw |
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[ [ELSE] ] |
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2drop drop |
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[ [THEN] ] ; |
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\ \ -------------------- source file |
\ \ -------------------- source file |
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decimal |
decimal |
Line 628 stack-warn [IF]
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Line 663 stack-warn [IF]
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: defempty? ; immediate |
: defempty? ; immediate |
[THEN] |
[THEN] |
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\ \ -------------------- Compiler Plug Ins 01aug97jaw |
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>CROSS |
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\ Compiler States |
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Variable comp-state |
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0 Constant interpreting |
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1 Constant compiling |
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2 Constant resolving |
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3 Constant assembling |
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: compiling? comp-state @ compiling = ; |
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: pi-undefined -1 ABORT" Plugin undefined" ; |
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: Plugin ( -- : pluginname ) |
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Create |
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\ for normal cross-compiling only one action |
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\ exists, this fields are identical. For the instant |
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\ simulation environment we need, two actions for each plugin |
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\ the target one and the one that generates the simulation code |
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['] pi-undefined , \ action |
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['] pi-undefined , \ target plugin action |
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8765 , \ plugin magic |
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DOES> perform ; |
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Plugin DummyPlugin |
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: 'PI ( -- addr : pluginname ) |
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' >body dup 2 cells + @ 8765 <> ABORT" not a plugin" ; |
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: plugin-of ( xt -- : pluginname ) |
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dup 'PI 2! ; |
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: action-of ( xt -- : plunginname ) |
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'PI cell+ ! ; |
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: TPA ( -- : plugin ) |
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\ target plugin action |
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\ executes current target action of plugin |
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'PI cell+ POSTPONE literal POSTPONE perform ; immediate |
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Variable ppi-temp 0 ppi-temp ! |
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: pa: |
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\g define plugin action |
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ppi-temp @ ABORT" pa: definition not closed" |
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'PI ppi-temp ! :noname ; |
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: ;pa |
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\g end a definition for plugin action |
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POSTPONE ; ppi-temp @ ! 0 ppi-temp ! ; immediate |
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Plugin dlit, ( d -- ) \ compile numerical value the target |
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Plugin lit, ( n -- ) |
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Plugin alit, ( n -- ) |
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Plugin branch, ( target-addr -- ) \ compiles a branch |
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Plugin ?branch, ( target-addr -- ) \ compiles a ?branch |
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Plugin branchmark, ( -- branch-addr ) \ reserves room for a branch |
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Plugin ?branchmark, ( -- branch-addr ) \ reserves room for a ?branch |
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Plugin ?domark, ( -- branch-addr ) \ reserves room for a ?do branch |
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Plugin branchto, ( -- ) \ actual program position is target of a branch (do e.g. alignment) |
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' NOOP plugin-of branchto, |
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Plugin branchtoresolve, ( branch-addr -- ) \ resolves a forward reference from branchmark |
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Plugin branchtomark, ( -- target-addr ) \ marks a branch destination |
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Plugin colon, ( tcfa -- ) \ compiles call to tcfa at current position |
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Plugin prim, ( tcfa -- ) \ compiles primitive invocation |
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Plugin colonmark, ( -- addr ) \ marks a colon call |
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Plugin colon-resolve ( tcfa addr -- ) |
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Plugin addr-resolve ( target-addr addr -- ) |
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Plugin doer-resolve ( ghost res-pnt target-addr addr -- ghost res-pnt ) |
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Plugin ncontrols? ( [ xn ... x1 ] n -- ) \ checks wheter n control structures are open |
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Plugin if, ( -- if-token ) |
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Plugin else, ( if-token -- if-token ) |
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Plugin then, ( if-token -- ) |
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Plugin ahead, |
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Plugin begin, |
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Plugin while, |
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Plugin until, |
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Plugin again, |
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Plugin repeat, |
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Plugin cs-swap ( x1 x2 -- x2 x1 ) |
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Plugin case, ( -- n ) |
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Plugin of, ( n -- x1 n ) |
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Plugin endof, ( x1 n -- x2 n ) |
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Plugin endcase, ( x1 .. xn n -- ) |
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Plugin do, ( -- do-token ) |
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Plugin ?do, ( -- ?do-token ) |
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Plugin for, ( -- for-token ) |
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Plugin loop, ( do-token / ?do-token -- ) |
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Plugin +loop, ( do-token / ?do-token -- ) |
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Plugin next, ( for-token ) |
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Plugin leave, ( -- ) |
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Plugin ?leave, ( -- ) |
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Plugin ca>native \ Convert a code address to the processors |
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\ native address. This is used in doprim, and |
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\ 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 |
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Plugin docol, \ compiles start of a colon definition |
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Plugin doer, |
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Plugin fini, \ compiles end of definition ;s |
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Plugin doeshandler, |
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Plugin dodoes, |
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Plugin colon-start |
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' noop plugin-of colon-start |
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Plugin colon-end |
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' noop plugin-of colon-end |
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Plugin ]comp \ starts compilation |
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' noop plugin-of ]comp |
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Plugin comp[ \ ends compilation |
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' noop plugin-of comp[ |
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Plugin t>body \ we need the system >body |
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\ and the target >body |
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>TARGET |
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: >body t>body ; |
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\ Ghost Builder 06oct92py |
\ Ghost Builder 06oct92py |
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>CROSS |
hex |
hex |
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\ Values for ghost magic |
4711 Constant <fwd> 4712 Constant <res> |
4711 Constant <fwd> 4712 Constant <res> |
4713 Constant <imm> 4714 Constant <do:> |
4713 Constant <imm> 4714 Constant <do:> |
4715 Constant <skip> |
4715 Constant <skip> |
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\ Bitmask for ghost flags |
1 Constant <unique> |
1 Constant <unique> |
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2 Constant <primitive> |
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\ FXIME: move this to general stuff? |
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: set-flag ( addr flag -- ) |
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over @ or swap ! ; |
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: reset-flag ( addr flag -- ) |
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invert over @ and swap ! ; |
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: get-flag ( addr flag -- f ) |
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swap @ and 0<> ; |
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Struct |
Struct |
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Line 649 Struct
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Line 835 Struct
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\ points to the where we have to resolve (linked-list) |
\ points to the where we have to resolve (linked-list) |
cell% field >link |
cell% field >link |
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\ execution symantics (while target compiling) of ghost |
\ execution semantics (while target compiling) of ghost |
cell% field >exec |
cell% field >exec |
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\ compilation action of this ghost; this is what is |
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\ done to compile a call (or whatever) to this definition. |
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\ E.g. >comp contains the semantic of postpone s" |
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\ whereas >exec-compile contains the semantic of s" |
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cell% field >comp |
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\ Compilation sematics (while parsing) of this ghost. E.g. |
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\ "\" will skip the rest of line. |
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\ These semantics are defined by Cond: and |
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\ if a word is made immediate in instant, then the >exec2 field |
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\ gets copied to here |
cell% field >exec-compile |
cell% field >exec-compile |
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\ Additional execution semantics of this ghost. This is used |
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\ for code generated by instant and for the doer-xt of created |
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\ words |
cell% field >exec2 |
cell% field >exec2 |
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cell% field >created |
cell% field >created |
Line 711 Variable cross-space-dp-orig
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Line 911 Variable cross-space-dp-orig
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cross-space-end u> ABORT" CROSS: cross-space overflow" |
cross-space-end u> ABORT" CROSS: cross-space overflow" |
cross-space-dp-orig @ dp ! ; |
cross-space-dp-orig @ dp ! ; |
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\ this is just for debugging, to see this in the backtrace |
: execute-exec execute ; |
: execute-exec execute ; |
: execute-exec2 execute ; |
: execute-exec2 execute ; |
: execute-exec-compile execute ; |
: execute-exec-compile execute ; |
Line 722 Variable cross-space-dp-orig
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Line 923 Variable cross-space-dp-orig
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ELSE true ABORT" CROSS: Don't execute ghost, or immediate target word" |
ELSE true ABORT" CROSS: Don't execute ghost, or immediate target word" |
THEN ; |
THEN ; |
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Defer is-forward |
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: (ghostheader) ( -- ) |
: (ghostheader) ( -- ) |
ghost-list linked <fwd> , 0 , ['] NoExec , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , ; |
ghost-list linked <fwd> , 0 , ['] NoExec , ['] is-forward , |
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0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , ; |
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: ghostheader ( -- ) (ghostheader) 0 , ; |
: ghostheader ( -- ) (ghostheader) 0 , ; |
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Line 783 Defer search-ghosts
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Line 987 Defer search-ghosts
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REPEAT |
REPEAT |
drop r> false ; |
drop r> false ; |
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: xt>ghost ( xt -- ghost ) |
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gdiscover 0= ABORT" CROSS: ghost not found for this xt" ; |
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: Ghost ( "name" -- ghost ) |
: Ghost ( "name" -- ghost ) |
>in @ bl word gfind IF nip EXIT THEN |
>in @ bl word gfind IF nip EXIT THEN |
drop >in ! Make-Ghost ; |
drop >in ! Make-Ghost ; |
Line 812 Exists-Warnings on
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Line 1019 Exists-Warnings on
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Variable reuse-ghosts reuse-ghosts off |
Variable reuse-ghosts reuse-ghosts off |
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1 [IF] \ FIXME: define when vocs are ready |
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: HeaderGhost ( "name" -- ghost ) |
: HeaderGhost ( "name" -- ghost ) |
>in @ |
>in @ |
bl word count |
bl word count |
Line 829 Variable reuse-ghosts reuse-ghosts off
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Line 1035 Variable reuse-ghosts reuse-ghosts off
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\ defined words, this is a workaround |
\ defined words, this is a workaround |
\ for the redefined \ until vocs work |
\ for the redefined \ until vocs work |
Make-Ghost ; |
Make-Ghost ; |
[THEN] |
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: .ghost ( ghost -- ) >ghostname type ; |
: .ghost ( ghost -- ) >ghostname type ; |
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\ ' >ghostname ALIAS @name |
\ ' >ghostname ALIAS @name |
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: findghost ( "ghostname" -- ghost ) |
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bl word gfind 0= ABORT" CROSS: Ghost don't exists" ; |
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: [G'] ( -- ghost : name ) |
: [G'] ( -- ghost : name ) |
\G ticks a ghost and returns its address |
\G ticks a ghost and returns its address |
\ bl word gfind 0= ABORT" CROSS: Ghost don't exists" |
findghost |
ghost state @ IF postpone literal THEN ; immediate |
state @ IF postpone literal THEN ; immediate |
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: ghost>cfa ( ghost -- cfa ) |
: g>xt ( ghost -- xt ) |
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\G Returns the xt (cfa) of a ghost. Issues a warning if undefined. |
dup undefined? ABORT" CROSS: forward " >link @ ; |
dup undefined? ABORT" CROSS: forward " >link @ ; |
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: g>body ( ghost -- body ) |
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\G Returns the body-address (pfa) of a ghost. |
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\G Issues a warning if undefined (a forward-reference). |
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g>xt X >body ; |
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1 Constant <label> |
1 Constant <label> |
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Struct |
Struct |
Line 864 End-Struct addr-struct
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Line 1077 End-Struct addr-struct
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dup @ ?dup IF nip EXIT THEN |
dup @ ?dup IF nip EXIT THEN |
addr-struct %allocerase tuck swap ! ; |
addr-struct %allocerase tuck swap ! ; |
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>cross |
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\ Predefined ghosts 12dec92py |
\ Predefined ghosts 12dec92py |
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Ghost - drop \ need a ghost otherwise "-" would be treated as a number |
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Ghost 0= drop |
Ghost 0= drop |
Ghost branch Ghost ?branch 2drop |
Ghost branch Ghost ?branch 2drop |
Ghost (do) Ghost (?do) 2drop |
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Ghost (for) drop |
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Ghost (loop) Ghost (+loop) 2drop |
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Ghost (next) drop |
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Ghost unloop Ghost ;S 2drop |
Ghost unloop Ghost ;S 2drop |
Ghost lit Ghost (compile) Ghost ! 2drop drop |
Ghost lit Ghost ! 2drop |
Ghost (does>) Ghost noop 2drop |
Ghost noop drop |
Ghost (.") Ghost (S") Ghost (ABORT") 2drop drop |
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Ghost ' drop |
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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 - drop |
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Ghost 2drop drop |
Ghost 2drop drop |
Ghost 2dup drop |
Ghost 2dup drop |
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Ghost call drop |
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Ghost @ drop |
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Ghost useraddr drop |
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Ghost execute drop |
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Ghost + drop |
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Ghost decimal drop |
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Ghost hex drop |
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Ghost lit@ drop |
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Ghost lit-perform drop |
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Ghost lit+ drop |
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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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>cross |
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\ we define it ans like... |
\ we define it ans like... |
wordlist Constant target-environment |
wordlist Constant target-environment |
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Line 951 false DefaultValue dcomps
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Line 1170 false DefaultValue dcomps
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false DefaultValue hash |
false DefaultValue hash |
false DefaultValue xconds |
false DefaultValue xconds |
false DefaultValue header |
false DefaultValue header |
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false DefaultValue backtrace |
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false DefaultValue new-input |
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false DefaultValue peephole |
[THEN] |
[THEN] |
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true DefaultValue interpreter |
true DefaultValue interpreter |
Line 962 true DefaultValue standardthreading
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Line 1184 true DefaultValue standardthreading
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s" relocate" T environment? H |
s" relocate" T environment? H |
\ JAW why set NIL to this?! |
\ JAW why set NIL to this?! |
[IF] drop \ SetValue NIL |
[IF] drop \ SetValue NIL |
[ELSE] >ENVIRON T NIL H SetValue relocate |
[ELSE] >ENVIRON X NIL SetValue relocate |
[THEN] |
[THEN] |
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>TARGET |
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0 Constant NIL |
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>CROSS |
>CROSS |
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Line 1022 Variable user-vars 0 user-vars !
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Line 1247 Variable user-vars 0 user-vars !
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: target>bitmask-size ( u1 -- u2 ) |
: target>bitmask-size ( u1 -- u2 ) |
1- tcell>bit rshift 1+ ; |
1- tcell>bit rshift 1+ ; |
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: allocatetarget ( size --- adr ) |
: allocatetarget ( size -- adr ) |
dup allocate ABORT" CROSS: No memory for target" |
dup allocate ABORT" CROSS: No memory for target" |
swap over swap erase ; |
swap over swap erase ; |
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Line 1044 Variable mirrored-link \ linked
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Line 1269 Variable mirrored-link \ linked
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: >rlen cell+ ; |
: >rlen cell+ ; |
: >rstart ; |
: >rstart ; |
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: (region) ( addr len region -- ) |
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\G change startaddress and length of an existing region |
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>r r@ last-defined-region ! |
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r@ >rlen ! dup r@ >rstart ! r> >rdp ! ; |
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: region ( addr len -- ) |
: region ( addr len -- "name" ) |
\G create a new region |
\G create a new region |
\ check whether predefined region exists |
\ check whether predefined region exists |
save-input bl word find >r >r restore-input throw r> r> 0= |
save-input bl word find >r >r restore-input throw r> r> 0= |
Line 1057 Variable mirrored-link \ linked
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Line 1286 Variable mirrored-link \ linked
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region-link linked 0 , 0 , 0 , bl word count string, |
region-link linked 0 , 0 , 0 , bl word count string, |
ELSE \ store new parameters in region |
ELSE \ store new parameters in region |
bl word drop |
bl word drop |
>body >r r@ last-defined-region ! |
>body (region) |
r@ >rlen ! dup r@ >rstart ! r> >rdp ! |
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THEN ; |
THEN ; |
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: borders ( region -- startaddr endaddr ) |
: borders ( region -- startaddr endaddr ) |
Line 1134 T has? rom H
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Line 1362 T has? rom H
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' dictionary ALIAS rom-dictionary |
' dictionary ALIAS rom-dictionary |
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: setup-target ( -- ) \G initialize targets memory space |
: setup-target ( -- ) \G initialize target's memory space |
s" rom" T $has? H |
s" rom" T $has? H |
IF \ check for ram and rom... |
IF \ check for ram and rom... |
\ address-space area nip 0<> |
\ address-space area nip 0<> |
Line 1174 T has? rom H
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Line 1402 T has? rom H
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ELSE r> drop THEN |
ELSE r> drop THEN |
REPEAT drop ; |
REPEAT drop ; |
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\ MakeKernal 22feb99jaw |
\ MakeKernel 22feb99jaw |
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: makekernel ( targetsize -- targetsize ) |
: makekernel ( targetsize -- ) |
dup dictionary >rlen ! setup-target ; |
\G convenience word to setup the memory of the target |
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\G used by main.fs of the c-engine based systems |
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100 swap dictionary (region) |
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setup-target ; |
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>MINIMAL |
>MINIMAL |
: makekernel makekernel ; |
: makekernel makekernel ; |
Line 1202 variable sromdp \ start of rom-area for
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Line 1433 variable sromdp \ start of rom-area for
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[THEN] |
[THEN] |
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0 Value current-region |
0 value tdp |
0 Value tdp |
variable fixed \ flag: true: no automatic switching |
Variable fixed \ flag: true: no automatic switching |
\ false: switching is done automatically |
\ false: switching is done automatically |
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\ Switch-Policy: |
\ Switch-Policy: |
Line 1219 variable constflag constflag off
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Line 1450 variable constflag constflag off
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: activate ( region -- ) |
: activate ( region -- ) |
\G next code goes to this region |
\G next code goes to this region |
>rdp to tdp ; |
dup to current-region >rdp to tdp ; |
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: (switchram) |
: (switchram) |
fixed @ ?EXIT s" rom" T $has? H 0= ?EXIT |
fixed @ ?EXIT s" rom" T $has? H 0= ?EXIT |
Line 1274 variable constflag constflag off
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Line 1505 variable constflag constflag off
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bigendian |
bigendian |
[IF] |
[IF] |
: S! ( n addr -- ) >r s>d r> tcell bounds swap 1- |
: DS! ( d addr -- ) tcell bounds swap 1- |
DO maxbyte ud/mod rot I c! -1 +LOOP 2drop ; |
DO maxbyte ud/mod rot I c! -1 +LOOP 2drop ; |
: S@ ( addr -- n ) >r 0 0 r> tcell bounds |
: DS@ ( addr -- d ) >r 0 0 r> tcell bounds |
DO maxbyte * swap maxbyte um* rot + swap I c@ + swap LOOP d>s ; |
DO maxbyte * swap maxbyte um* rot + swap I c@ + swap LOOP ; |
: Sc! ( n addr -- ) >r s>d r> tchar bounds swap 1- |
: Sc! ( n addr -- ) >r s>d r> tchar bounds swap 1- |
DO maxbyte ud/mod rot I c! -1 +LOOP 2drop ; |
DO maxbyte ud/mod rot I c! -1 +LOOP 2drop ; |
: Sc@ ( addr -- n ) >r 0 0 r> tchar bounds |
: Sc@ ( addr -- n ) >r 0 0 r> tchar bounds |
DO maxbyte * swap maxbyte um* rot + swap I c@ + swap LOOP d>s ; |
DO maxbyte * swap maxbyte um* rot + swap I c@ + swap LOOP d>s ; |
[ELSE] |
[ELSE] |
: S! ( n addr -- ) >r s>d r> tcell bounds |
: DS! ( d addr -- ) tcell bounds |
DO maxbyte ud/mod rot I c! LOOP 2drop ; |
DO maxbyte ud/mod rot I c! LOOP 2drop ; |
: S@ ( addr -- n ) >r 0 0 r> tcell bounds swap 1- |
: DS@ ( addr -- n ) >r 0 0 r> tcell bounds swap 1- |
DO maxbyte * swap maxbyte um* rot + swap I c@ + swap -1 +LOOP d>s ; |
DO maxbyte * swap maxbyte um* rot + swap I c@ + swap -1 +LOOP ; |
: Sc! ( n addr -- ) >r s>d r> tchar bounds |
: Sc! ( n addr -- ) >r s>d r> tchar bounds |
DO maxbyte ud/mod rot I c! LOOP 2drop ; |
DO maxbyte ud/mod rot I c! LOOP 2drop ; |
: Sc@ ( addr -- n ) >r 0 0 r> tchar bounds swap 1- |
: Sc@ ( addr -- n ) >r 0 0 r> tchar bounds swap 1- |
DO maxbyte * swap maxbyte um* rot + swap I c@ + swap -1 +LOOP d>s ; |
DO maxbyte * swap maxbyte um* rot + swap I c@ + swap -1 +LOOP d>s ; |
[THEN] |
[THEN] |
|
|
|
: S! ( n addr -- ) >r s>d r> DS! ; |
|
: S@ ( addr -- n ) DS@ d>s ; |
|
|
: taddr>region ( taddr -- region | 0 ) |
: taddr>region ( taddr -- region | 0 ) |
\G finds for a target-address the correct region |
\G finds for a target-address the correct region |
\G returns 0 if taddr is not in range of a target memory region |
\G returns 0 if taddr is not in range of a target memory region |
Line 1310 bigendian
|
Line 1544 bigendian
|
2drop 0 ; |
2drop 0 ; |
|
|
: taddr>region-abort ( taddr -- region | 0 ) |
: taddr>region-abort ( taddr -- region | 0 ) |
|
\G Same as taddr>region but aborts if taddr is not |
|
\G a valid address in the target address space |
dup taddr>region dup 0= |
dup taddr>region dup 0= |
IF drop cr ." Wrong address: " .addr |
IF drop cr ." Wrong address: " .addr |
-1 ABORT" Address out of range!" |
-1 ABORT" Address out of range!" |
Line 1426 T has? relocate H
|
Line 1662 T has? relocate H
|
: A! swap >address swap dup relon T ! H ; |
: A! swap >address swap dup relon T ! H ; |
: A, ( w -- ) >address T here H relon T , H ; |
: A, ( w -- ) >address T here H relon T , H ; |
|
|
|
\ high-level ghosts |
|
|
>CROSS |
>CROSS |
|
|
: tcmove ( source dest len -- ) |
Ghost (do) Ghost (?do) 2drop |
\G cmove in target memory |
Ghost (for) drop |
tchar * bounds |
Ghost (loop) Ghost (+loop) 2drop |
?DO dup T c@ H I T c! H 1+ |
Ghost (next) drop |
tchar +LOOP drop ; |
Ghost (does>) Ghost (compile) 2drop |
|
Ghost (.") Ghost (S") Ghost (ABORT") 2drop drop |
|
Ghost (C") drop |
\ \ Load Assembler |
Ghost ' drop |
|
|
>TARGET |
|
H also Forth definitions |
|
|
|
: X bl word count [ ' target >wordlist ] Literal search-wordlist |
|
IF state @ IF compile, |
|
ELSE execute THEN |
|
ELSE -1 ABORT" Cross: access method not supported!" |
|
THEN ; immediate |
|
|
|
[IFDEF] asm-include asm-include [THEN] hex |
\ user ghosts |
|
|
previous |
Ghost state drop |
|
|
\ \ -------------------- Host/Target copy etc. 29aug01jaw |
\ \ -------------------- Host/Target copy etc. 29aug01jaw |
|
|
|
|
>CROSS |
>CROSS |
|
|
|
: TD! >image DS! ; |
|
: TD@ >image DS@ ; |
|
|
: th-count ( taddr -- host-addr len ) |
: th-count ( taddr -- host-addr len ) |
\G returns host address of target string |
\G returns host address of target string |
assert1( tbyte 1 = ) |
assert1( tbyte 1 = ) |
Line 1475 previous
|
Line 1706 previous
|
>TARGET |
>TARGET |
|
|
: count dup X c@ swap X char+ swap ; |
: count dup X c@ swap X char+ swap ; |
\ FIXME -1 on 64 bit machines?!?! |
|
: on T -1 swap ! H ; |
|
: off T 0 swap ! H ; |
|
|
|
\ \ -------------------- Compiler Plug Ins 01aug97jaw |
|
|
|
>CROSS |
|
|
|
\ Compiler States |
|
|
|
Variable comp-state |
|
0 Constant interpreting |
|
1 Constant compiling |
|
2 Constant resolving |
|
3 Constant assembling |
|
|
|
: compiling? comp-state @ compiling = ; |
|
|
|
: Plugin ( -- : pluginname ) |
|
Create |
|
['] noop , \ action |
|
['] noop , \ target plugin action |
|
8765 , \ plugin magic |
|
DOES> perform ; |
|
|
|
Plugin DummyPlugin |
|
|
|
: 'PI ( -- addr : pluginname ) |
|
' >body dup 2 cells + @ 8765 <> ABORT" not a plugin" ; |
|
|
|
: plugin-of ( xt -- : pluginname ) |
|
dup 'PI 2! ; |
|
|
|
: action-of ( xt -- : plunginname ) |
|
'PI cell+ ! ; |
|
|
|
: TPA ( -- : plugin ) |
|
\ target plugin action |
|
\ executes current target action of plugin |
|
'PI cell+ POSTPONE literal POSTPONE perform ; immediate |
|
|
|
Variable ppi-temp 0 ppi-temp ! |
|
|
|
: pa: |
|
\g define plugin action |
|
ppi-temp @ ABORT" pa: definition not closed" |
|
'PI ppi-temp ! :noname ; |
|
|
|
: ;pa |
|
\g end a definition for plugin action |
|
POSTPONE ; ppi-temp @ ! 0 ppi-temp ! ; immediate |
|
|
|
|
|
Plugin lit, ( n -- ) |
|
Plugin alit, ( n -- ) |
|
|
|
Plugin branch, ( target-addr -- ) \ compiles a branch |
|
Plugin ?branch, ( target-addr -- ) \ compiles a ?branch |
|
Plugin branchmark, ( -- branch-addr ) \ reserves room for a branch |
|
Plugin ?branchmark, ( -- branch-addr ) \ reserves room for a ?branch |
|
Plugin ?domark, ( -- branch-addr ) \ reserves room for a ?do branch |
|
Plugin branchto, ( -- ) \ actual program position is target of a branch (do e.g. alignment) |
|
Plugin branchtoresolve, ( branch-addr -- ) \ resolves a forward reference from branchmark |
|
Plugin branchtomark, ( -- target-addr ) \ marks a branch destination |
|
|
|
Plugin colon, ( tcfa -- ) \ compiles call to tcfa at current position |
|
Plugin colonmark, ( -- addr ) \ marks a colon call |
|
Plugin colon-resolve ( tcfa addr -- ) |
|
|
|
Plugin addr-resolve ( target-addr addr -- ) |
|
Plugin doer-resolve ( ghost res-pnt target-addr addr -- ghost res-pnt ) |
|
|
|
Plugin ncontrols? ( [ xn ... x1 ] n -- ) \ checks wheter n control structures are open |
|
Plugin if, ( -- if-token ) |
|
Plugin else, ( if-token -- if-token ) |
|
Plugin then, ( if-token -- ) |
|
Plugin ahead, |
|
Plugin begin, |
|
Plugin while, |
|
Plugin until, |
|
Plugin again, |
|
Plugin repeat, |
|
Plugin cs-swap ( x1 x2 -- x2 x1 ) |
|
|
|
Plugin case, ( -- n ) |
: on -1 -1 rot TD! ; |
Plugin of, ( n -- x1 n ) |
: off T 0 swap ! H ; |
Plugin endof, ( x1 n -- x2 n ) |
|
Plugin endcase, ( x1 .. xn n -- ) |
|
|
|
Plugin do, ( -- do-token ) |
: tcmove ( source dest len -- ) |
Plugin ?do, ( -- ?do-token ) |
\G cmove in target memory |
Plugin for, ( -- for-token ) |
tchar * bounds |
Plugin loop, ( do-token / ?do-token -- ) |
?DO dup T c@ H I T c! H 1+ |
Plugin +loop, ( do-token / ?do-token -- ) |
tchar +LOOP drop ; |
Plugin next, ( for-token ) |
|
Plugin leave, ( -- ) |
|
Plugin ?leave, ( -- ) |
|
|
|
[IFUNDEF] ca>native |
: td, ( d -- ) |
Plugin ca>native |
\G Store a host value as one cell into the target |
[THEN] |
there tcell X allot TD! ; |
|
|
Plugin doprim, \ compiles start of a primitive |
\ \ Load Assembler |
Plugin docol, \ compiles start of a colon definition |
|
Plugin doer, |
|
Plugin fini, \ compiles end of definition ;s |
|
Plugin doeshandler, |
|
Plugin dodoes, |
|
|
|
Plugin colon-start |
>TARGET |
Plugin colon-end |
H also Forth definitions |
|
|
Plugin ]comp \ starts compilation |
\ FIXME: should we include the assembler really in the forth |
Plugin comp[ \ ends compilation |
\ dictionary?!?!?!? This conflicts with the existing assembler |
|
\ of the host forth system!! |
|
[IFDEF] asm-include asm-include [THEN] hex |
|
|
T 2 cells H Value xt>body |
previous |
|
|
Plugin t>body \ we need the system >body |
|
\ and the target >body |
|
|
|
>TARGET |
|
: >body t>body ; |
|
>CROSS |
>CROSS |
|
|
: (cc) T a, H ; ' (cc) plugin-of colon, |
: (cc) T a, H ; ' (cc) plugin-of colon, |
|
: (prim) T a, H ; ' (prim) plugin-of prim, |
|
|
: (cr) >tempdp ]comp colon, comp[ tempdp> ; ' (cr) plugin-of colon-resolve |
: (cr) >tempdp colon, tempdp> ; ' (cr) plugin-of colon-resolve |
: (ar) T ! H ; ' (ar) plugin-of addr-resolve |
: (ar) T ! H ; ' (ar) plugin-of addr-resolve |
: (dr) ( ghost res-pnt target-addr addr ) |
: (dr) ( ghost res-pnt target-addr addr ) |
>tempdp drop over |
>tempdp drop over |
Line 1612 Plugin t>body \ we need the
|
Line 1749 Plugin t>body \ we need the
|
tempdp> ; ' (dr) plugin-of doer-resolve |
tempdp> ; ' (dr) plugin-of doer-resolve |
|
|
: (cm) ( -- addr ) |
: (cm) ( -- addr ) |
T here align H |
there -1 colon, ; ' (cm) plugin-of colonmark, |
-1 colon, ; ' (cm) plugin-of colonmark, |
|
|
|
>TARGET |
>TARGET |
: compile, colon, ; |
: compile, ( xt -- ) |
|
dup xt>ghost >comp @ EXECUTE ; |
>CROSS |
>CROSS |
|
|
\ resolve structure |
\ resolve structure |
Line 1638 Plugin t>body \ we need the
|
Line 1775 Plugin t>body \ we need the
|
loadfile , |
loadfile , |
sourceline# , |
sourceline# , |
space> |
space> |
; |
; |
|
|
: refered ( ghost tag -- ) |
: refered ( ghost tag -- ) |
\G creates a resolve structure |
\G creates a resolve structure |
Line 1696 Defer resolve-warning
|
Line 1833 Defer resolve-warning
|
swap exists-warning |
swap exists-warning |
>link ! ; |
>link ! ; |
|
|
Variable rdbg |
: colon-resolved ( ghost -- ) |
|
\ compiles a call to a colon definition, |
|
\ compile action for >comp field |
|
>link @ colon, ; |
|
|
|
: prim-resolved ( ghost -- ) |
|
\ compiles a call to a primitive |
|
>link @ prim, ; |
|
|
|
: (is-forward) ( ghost -- ) |
|
colonmark, 0 (refered) ; \ compile space for call |
|
' (is-forward) IS is-forward |
|
|
: resolve ( ghost tcfa -- ) |
0 Value resolved |
\G resolve referencies to ghost with tcfa |
|
rdbg @ IF break: THEN |
: resolve-forward-references ( ghost resolve-list -- ) |
|
\ loop through forward referencies |
|
comp-state @ >r Resolving comp-state ! |
|
over >link @ resolve-loop |
|
r> comp-state ! |
|
|
|
['] noop IS resolve-warning ; |
|
|
|
|
|
: (resolve) ( ghost tcfa -- ghost resolve-list ) |
|
\ check for a valid address, it is a primitive reference |
|
\ otherwise |
dup taddr>region 0<> IF |
dup taddr>region 0<> IF |
|
\ define this address in the region address type table |
2dup (>regiontype) define-addr-struct addr-xt-ghost |
2dup (>regiontype) define-addr-struct addr-xt-ghost |
|
|
\ we define new address only if empty |
\ we define new address only if empty |
\ this is for not to overtake the alias ghost |
\ this is for not to take over the alias ghost |
|
\ (different ghost, but identical xt) |
\ but the very first that really defines it |
\ but the very first that really defines it |
\ FIXME: define when HeaderGhost is ready |
|
dup @ 0= IF ! ELSE 2drop THEN |
dup @ 0= IF ! ELSE 2drop THEN |
\ ! |
|
THEN |
THEN |
|
swap >r |
|
r@ to resolved |
|
|
|
\ r@ >comp @ ['] is-forward = |
|
\ ABORT" >comp action not set on a resolved ghost" |
|
|
|
\ copmile action defaults to colon-resolved |
|
\ if this is not right something must be set before |
|
\ calling resolve |
|
r@ >comp @ ['] is-forward = IF |
|
['] colon-resolved r@ >comp ! |
|
THEN |
|
r@ >link @ swap \ ( list tcfa R: ghost ) |
|
\ mark ghost as resolved |
|
r@ >link ! <res> r@ >magic ! |
|
r> swap ; |
|
|
|
: resolve ( ghost tcfa -- ) |
|
\G resolve referencies to ghost with tcfa |
\ is ghost resolved?, second resolve means another |
\ is ghost resolved?, second resolve means another |
\ definition with the same name |
\ definition with the same name |
over undefined? 0= IF exists EXIT THEN |
over undefined? 0= IF exists EXIT THEN |
\ get linked-list |
(resolve) |
swap >r r@ >link @ swap \ ( list tcfa R: ghost ) |
( ghost resolve-list ) |
\ mark ghost as resolved |
resolve-forward-references ; |
dup r@ >link ! <res> r@ >magic ! |
|
\ loop through forward referencies |
: resolve-noforwards ( ghost tcfa -- ) |
r> -rot |
\G Same as resolve but complain if there are any |
comp-state @ >r Resolving comp-state ! |
\G forward references on this ghost |
resolve-loop |
\ is ghost resolved?, second resolve means another |
r> comp-state ! |
\ definition with the same name |
|
over undefined? 0= IF exists EXIT THEN |
['] noop IS resolve-warning |
(resolve) |
; |
IF cr ." No forward references allowed on: " .ghost cr |
|
-1 ABORT" Illegal forward reference" |
|
THEN |
|
drop ; |
|
|
\ gexecute ghost, 01nov92py |
\ gexecute ghost, 01nov92py |
|
|
: is-forward ( ghost -- ) |
|
colonmark, 0 (refered) ; \ compile space for call |
|
|
|
: is-resolved ( ghost -- ) |
|
>link @ colon, ; \ compile-call |
|
|
|
: (gexecute) ( ghost -- ) |
: (gexecute) ( ghost -- ) |
dup >magic @ |
dup >comp @ EXECUTE ; |
<fwd> = IF is-forward ELSE is-resolved THEN ; |
|
|
|
: 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) ; |
|
|
: addr, ( ghost -- ) |
: addr, ( ghost -- ) |
dup >magic @ <fwd> = IF 1 refered 0 T a, H ELSE >link @ T a, H THEN ; |
dup forward? IF 1 refered 0 T a, H ELSE >link @ T a, H THEN ; |
|
|
\ !! : ghost, ghost gexecute ; |
|
|
|
\ .unresolved 11may93jaw |
\ .unresolved 11may93jaw |
|
|
Line 1807 bigendian [IF] 0 [ELSE] tcell 1- [THEN]
|
Line 1977 bigendian [IF] 0 [ELSE] tcell 1- [THEN]
|
|
|
VARIABLE ^imm |
VARIABLE ^imm |
|
|
|
\ !! should be target wordsize specific |
|
$80 constant alias-mask |
|
$40 constant immediate-mask |
|
$20 constant restrict-mask |
|
|
>TARGET |
>TARGET |
: immediate 40 flag! |
: immediate immediate-mask flag! |
^imm @ @ dup <imm> = IF drop EXIT THEN |
^imm @ @ dup <imm> = IF drop EXIT THEN |
<res> <> ABORT" CROSS: Cannot immediate a unresolved word" |
<res> <> ABORT" CROSS: Cannot immediate a unresolved word" |
<imm> ^imm @ ! ; |
<imm> ^imm @ ! ; |
: restrict 20 flag! ; |
: restrict restrict-mask flag! ; |
|
|
: 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 1847 Variable to-doc to-doc on
|
Line 2022 Variable to-doc to-doc on
|
s" " doc-file-id write-line throw |
s" " doc-file-id write-line throw |
s" make-doc " doc-file-id write-file throw |
s" make-doc " doc-file-id write-file throw |
|
|
tlast @ >image count 1F and doc-file-id write-file throw |
Last-Header-Ghost @ >ghostname doc-file-id write-file throw |
>in @ |
>in @ |
[char] ( parse 2drop |
[char] ( parse 2drop |
[char] ) parse doc-file-id write-file throw |
[char] ) parse doc-file-id write-file throw |
Line 1860 Variable to-doc to-doc on
|
Line 2035 Variable to-doc to-doc on
|
\ Target TAGS creation |
\ Target TAGS creation |
|
|
s" kernel.TAGS" r/w create-file throw value tag-file-id |
s" kernel.TAGS" r/w create-file throw value tag-file-id |
|
s" kernel.tags" r/w create-file throw value vi-tag-file-id |
\ contains the file-id of the tags file |
\ contains the file-id of the tags file |
|
|
Create tag-beg 2 c, 7F c, bl c, |
Create tag-beg 2 c, 7F c, bl c, |
Create tag-end 2 c, bl c, 01 c, |
Create tag-end 2 c, bl c, 01 c, |
Create tag-bof 1 c, 0C c, |
Create tag-bof 1 c, 0C c, |
|
Create tag-tab 1 c, 09 c, |
|
|
2variable last-loadfilename 0 0 last-loadfilename 2! |
2variable last-loadfilename 0 0 last-loadfilename 2! |
|
|
Line 1878 Create tag-bof 1 c, 0C c,
|
Line 2055 Create tag-bof 1 c, 0C c,
|
s" ,0" tag-file-id write-line throw |
s" ,0" tag-file-id write-line throw |
THEN ; |
THEN ; |
|
|
: cross-tag-entry ( -- ) |
: cross-gnu-tag-entry ( -- ) |
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 |
tlast @ >image count 1F and tag-file-id write-file throw |
Last-Header-Ghost @ >ghostname 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 |
Line 1892 Create tag-bof 1 c, 0C c,
|
Line 2069 Create tag-bof 1 c, 0C c,
|
base ! |
base ! |
THEN ; |
THEN ; |
|
|
|
: cross-vi-tag-entry ( -- ) |
|
tlast @ 0<> \ not an anonymous (i.e. noname) header |
|
IF |
|
sourcefilename 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 |
|
tag-tab count vi-tag-file-id write-file throw |
|
s" /^" vi-tag-file-id write-file throw |
|
source vi-tag-file-id write-file throw |
|
s" $/" vi-tag-file-id write-line throw |
|
THEN ; |
|
|
|
: cross-tag-entry ( -- ) |
|
cross-gnu-tag-entry |
|
cross-vi-tag-entry ; |
|
|
\ Check for words |
\ Check for words |
|
|
Defer skip? ' false IS skip? |
Defer skip? ' false IS skip? |
Line 1973 Defer setup-execution-semantics
|
Line 2166 Defer setup-execution-semantics
|
\ >in @ cr ." sym:s/CFA=" there 4 0.r ." /" bl word count .sym ." /g" cr >in ! |
\ >in @ cr ." sym:s/CFA=" there 4 0.r ." /" bl word count .sym ." /g" cr >in ! |
HeaderGhost |
HeaderGhost |
\ output symbol table to extra file |
\ output symbol table to extra file |
[ [IFDEF] fd-symbol-table ] |
dup >ghostname there symentry |
base @ hex there s>d <# 8 0 DO # LOOP #> fd-symbol-table write-file throw base ! |
|
s" :" fd-symbol-table write-file throw |
|
dup >ghostname fd-symbol-table write-line throw |
|
[ [THEN] ] |
|
dup Last-Header-Ghost ! dup to lastghost |
dup Last-Header-Ghost ! dup to lastghost |
dup >magic ^imm ! \ a pointer for immediate |
dup >magic ^imm ! \ a pointer for immediate |
80 flag! |
alias-mask flag! |
cross-doc-entry cross-tag-entry |
cross-doc-entry cross-tag-entry |
setup-execution-semantics |
setup-execution-semantics |
; |
; |
Line 2000 Variable aprim-nr -20 aprim-nr !
|
Line 2189 Variable aprim-nr -20 aprim-nr !
|
: copy-execution-semantics ( ghost-from ghost-dest -- ) |
: copy-execution-semantics ( ghost-from ghost-dest -- ) |
>r |
>r |
dup >exec @ r@ >exec ! |
dup >exec @ r@ >exec ! |
|
dup >comp @ r@ >comp ! |
dup >exec2 @ r@ >exec2 ! |
dup >exec2 @ r@ >exec2 ! |
dup >exec-compile @ r@ >exec-compile ! |
dup >exec-compile @ r@ >exec-compile ! |
dup >ghost-xt @ r@ >ghost-xt ! |
dup >ghost-xt @ r@ >ghost-xt ! |
Line 2011 Variable aprim-nr -20 aprim-nr !
|
Line 2201 Variable aprim-nr -20 aprim-nr !
|
: Alias ( cfa -- ) \ name |
: Alias ( cfa -- ) \ name |
>in @ skip? IF 2drop EXIT THEN >in ! |
>in @ skip? IF 2drop EXIT THEN >in ! |
(THeader ( S xt ghost ) |
(THeader ( S xt ghost ) |
2dup swap gdiscover 0= ABORT" missing" swap copy-execution-semantics |
2dup swap xt>ghost swap copy-execution-semantics |
over resolve T A, H 80 flag! ; |
over resolve T A, H alias-mask flag! ; |
|
|
Variable last-prim-ghost |
Variable last-prim-ghost |
0 last-prim-ghost ! |
0 last-prim-ghost ! |
Line 2025 Variable last-prim-ghost
|
Line 2215 Variable last-prim-ghost
|
|
|
Defer setup-prim-semantics |
Defer setup-prim-semantics |
|
|
: aprim ( -- ) |
: mapprim ( "forthname" "asmlabel" -- ) |
THeader -1 aprim-nr +! aprim-nr @ T A, H |
THeader -1 aprim-nr +! aprim-nr @ T A, H |
asmprimname, |
asmprimname, |
setup-prim-semantics ; |
setup-prim-semantics ; |
|
|
: aprim: ( -- ) |
: mapprim: ( "forthname" "asmlabel" -- ) |
-1 aprim-nr +! aprim-nr @ |
-1 aprim-nr +! aprim-nr @ |
Ghost tuck swap resolve <do:> swap tuck >magic ! |
Ghost tuck swap resolve-noforwards <do:> swap tuck >magic ! |
asmprimname, ; |
asmprimname, ; |
|
|
: 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 |
|
tuck swap resolve-noforwards <do:> swap >magic ! ; |
|
|
Variable prim# |
Variable prim# |
: first-primitive ( n -- ) prim# ! ; |
: first-primitive ( n -- ) prim# ! ; |
: Primitive ( -- ) \ name |
: Primitive ( -- ) \ name |
>in @ skip? IF 2drop EXIT THEN >in ! |
>in @ skip? IF drop EXIT THEN >in ! |
dup 0< s" prims" T $has? H 0= and |
s" prims" T $has? H 0= |
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# @ (THeader ( S xt ghost ) |
prim# @ (THeader ( S xt ghost ) |
over resolve T A, H 80 flag! |
['] prim-resolved over >comp ! |
|
dup >ghost-flags <primitive> set-flag |
|
over resolve-noforwards T A, H alias-mask flag! |
-1 prim# +! ; |
-1 prim# +! ; |
>CROSS |
>CROSS |
|
|
Line 2089 Comment ( Comment \
|
Line 2282 Comment ( Comment \
|
\ compile 10may93jaw |
\ compile 10may93jaw |
|
|
: compile ( "name" -- ) \ name |
: compile ( "name" -- ) \ name |
\ bl word gfind 0= ABORT" CROSS: Can't compile " |
findghost |
ghost |
|
dup >exec-compile @ ?dup |
dup >exec-compile @ ?dup |
IF nip compile, |
IF nip compile, |
ELSE postpone literal postpone gexecute THEN ; immediate restrict |
ELSE postpone literal postpone gexecute THEN ; immediate restrict |
|
|
>TARGET |
>TARGET |
|
|
: ' ( -- cfa ) |
: ' ( -- xt ) |
\ returns the target-cfa of a ghost |
\G returns the target-cfa of a ghost |
bl word gfind 0= ABORT" CROSS: Ghost don't exists" |
bl word gfind 0= ABORT" CROSS: Ghost don't exists" |
ghost>cfa ; |
g>xt ; |
|
|
\ FIXME: this works for the current use cases, but is not |
\ FIXME: this works for the current use cases, but is not |
\ in all cases correct ;-) |
\ in all cases correct ;-) |
Line 2112 Cond: ['] T ' H alit, ;Cond
|
Line 2304 Cond: ['] T ' H alit, ;Cond
|
|
|
: [T'] |
: [T'] |
\ returns the target-cfa of a ghost, or compiles it as literal |
\ returns the target-cfa of a ghost, or compiles it as literal |
postpone [G'] state @ IF postpone ghost>cfa ELSE ghost>cfa THEN ; immediate |
postpone [G'] |
|
state @ IF postpone g>xt ELSE g>xt THEN ; immediate |
|
|
\ \ threading modell 13dec92py |
\ \ threading modell 13dec92py |
\ modularized 14jun97jaw |
\ modularized 14jun97jaw |
|
|
: fillcfa ( usedcells -- ) |
T 2 cells H Value xt>body |
T cells H xt>body swap - 0 ?DO 0 X c, tchar +LOOP ; |
|
|
|
: (>body) ( cfa -- pfa ) |
: (>body) ( cfa -- pfa ) |
xt>body + ; ' (>body) plugin-of t>body |
xt>body + ; ' (>body) plugin-of t>body |
|
|
|
: fillcfa ( usedcells -- ) |
|
T cells H xt>body swap - |
|
assert1( dup 0 >= ) |
|
0 ?DO 0 X c, tchar +LOOP ; |
|
|
: (doer,) ( ghost -- ) |
: (doer,) ( ghost -- ) |
addr, 1 fillcfa ; ' (doer,) plugin-of doer, |
addr, 1 fillcfa ; ' (doer,) plugin-of doer, |
|
|
|
: (docol,) ( -- ) [G'] :docol (doer,) ; ' (docol,) plugin-of docol, |
|
|
: (docol,) ( -- ) [G'] :docol (doer,) ; ' (docol,) plugin-of docol, |
' NOOP plugin-of ca>native |
|
|
: (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, |
|
|
: (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, |
|
|
: (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 |
[ T e? ec H 0= [IF] ] T here H tcell - reloff [ [THEN] ] |
[ T e? ec H 0= [IF] ] T here H tcell - reloff [ [THEN] ] |
2 fillcfa ; ' (dodoes,) plugin-of dodoes, |
2 fillcfa ; ' (dodoes,) plugin-of dodoes, |
|
|
: (lit,) ( n -- ) compile lit T , H ; ' (lit,) plugin-of lit, |
: (dlit,) ( n -- ) compile lit td, ; ' (dlit,) plugin-of dlit, |
|
|
|
: (lit,) ( n -- ) s>d dlit, ; ' (lit,) plugin-of lit, |
|
|
\ if we dont produce relocatable code alit, defaults to lit, jaw |
\ if we dont produce relocatable code alit, defaults to lit, jaw |
\ this is just for convenience, so we don't have to define alit, |
\ this is just for convenience, so we don't have to define alit, |
\ seperately for embedded systems.... |
\ seperately for embedded systems.... |
T has? relocate H |
T has? relocate H |
[IF] |
[IF] |
: (alit,) ( n -- ) compile lit T a, H ; ' (alit,) plugin-of alit, |
: (alit,) ( n -- ) compile lit T a, H ; ' (alit,) plugin-of alit, |
[ELSE] |
[ELSE] |
: (alit,) ( n -- ) lit, ; ' (alit,) plugin-of alit, |
: (alit,) ( n -- ) lit, ; ' (alit,) plugin-of alit, |
[THEN] |
[THEN] |
|
|
: (fini,) compile ;s ; ' (fini,) plugin-of fini, |
: (fini,) compile ;s ; ' (fini,) plugin-of fini, |
|
|
[IFUNDEF] (code) |
[IFUNDEF] (code) |
Defer (code) |
Defer (code) |
Line 2164 Defer (end-code)
|
Line 2365 Defer (end-code)
|
>TARGET |
>TARGET |
: Code |
: Code |
defempty? |
defempty? |
(THeader there resolve |
(THeader ( ghost ) |
|
['] prim-resolved over >comp ! |
|
there resolve-noforwards |
|
|
[ 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) ; |
|
|
|
\ FIXME : no-compile -1 ABORT" this ghost is not for compilation" ; |
|
|
: Code: |
: Code: |
defempty? |
defempty? |
Ghost dup there ca>native resolve <do:> swap >magic ! |
Ghost >r |
|
r@ >ghostname there symentry |
|
r@ there ca>native resolve-noforwards |
|
<do:> r@ >magic ! |
|
r> drop |
depth (code) ; |
depth (code) ; |
|
|
: end-code |
: end-code |
Line 2188 Defer (end-code)
|
Line 2398 Defer (end-code)
|
>TARGET |
>TARGET |
Cond: \G T-\G ;Cond |
Cond: \G T-\G ;Cond |
|
|
Cond: Literal ( n -- ) lit, ;Cond |
Cond: Literal ( n -- ) lit, ;Cond |
Cond: ALiteral ( n -- ) alit, ;Cond |
Cond: ALiteral ( n -- ) alit, ;Cond |
|
|
: Char ( "<char>" -- ) bl word char+ c@ ; |
: Char ( "<char>" -- ) bl word char+ c@ ; |
Line 2203 Cond: chars ;Cond
|
Line 2413 Cond: chars ;Cond
|
\ !! Known Bug: Special Literals and plug-ins work only correct |
\ !! Known Bug: Special Literals and plug-ins work only correct |
\ on 16 and 32 Bit Targets and 32 Bit Hosts! |
\ on 16 and 32 Bit Targets and 32 Bit Hosts! |
|
|
|
\ This section could be done with dlit, now. But first I need |
|
\ some test code JAW |
|
|
Cond: MAXU |
Cond: MAXU |
tcell 1 cells u> |
tcell 1 cells u> |
IF compile lit tcell 0 ?DO FF T c, H LOOP |
IF compile lit tcell 0 ?DO FF T c, H LOOP |
Line 2228 Cond: MAXI
|
Line 2441 Cond: MAXI
|
;Cond |
;Cond |
|
|
>CROSS |
>CROSS |
|
|
\ Target compiling loop 12dec92py |
\ Target compiling loop 12dec92py |
\ ">tib trick thrown out 10may93jaw |
\ ">tib trick thrown out 10may93jaw |
\ number? defined at the top 11may93jaw |
\ number? defined at the top 11may93jaw |
Line 2248 Cond: MAXI
|
Line 2462 Cond: MAXI
|
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 ; |
|
|
>TARGET |
|
\ : ; DOES> 13dec92py |
\ : ; DOES> 13dec92py |
\ ] 9may93py/jaw |
\ ] 9may93py/jaw |
|
|
: ] |
>CROSS |
|
|
|
: compiling-state ( -- ) |
|
\G set states to compililng |
Compiling comp-state ! |
Compiling comp-state ! |
\ if we have a state in target, change it with the compile state |
\ if we have a state in target, change it with the compile state |
[G'] state dup undefined? 0= IF >ghost-xt @ execute X on ELSE drop THEN |
[G'] state dup undefined? 0= |
|
IF >ghost-xt @ execute X on ELSE drop THEN ; |
|
|
|
: interpreting-state ( -- ) |
|
\G set states to interpreting |
|
\ if target has a state variable, change it according to our state |
|
[G'] state dup undefined? 0= |
|
IF >ghost-xt @ execute X off ELSE drop THEN |
|
Interpreting comp-state ! ; |
|
|
|
>TARGET |
|
|
|
: ] |
|
compiling-state |
BEGIN |
BEGIN |
BEGIN save-input bl word |
BEGIN save-input bl word |
dup c@ 0= WHILE drop discard refill 0= |
dup c@ 0= WHILE drop discard refill 0= |
Line 2268 Cond: MAXI
|
Line 2497 Cond: MAXI
|
\ by the way: defining a second interpreter (a compiler-)loop |
\ by the way: defining a second interpreter (a compiler-)loop |
\ is not allowed if a system should be ans conform |
\ is not allowed if a system should be ans conform |
|
|
|
: (:) ( ghost -- ) |
|
\ common factor of : and :noname. Prepare ;Resolve and start definition |
|
;Resolve ! there ;Resolve cell+ ! |
|
docol, ]comp colon-start depth T ] H ; |
|
|
: : ( -- colon-sys ) \ Name |
: : ( -- colon-sys ) \ Name |
defempty? |
defempty? |
constflag off \ don't let this flag work over colon defs |
constflag off \ don't let this flag work over colon defs |
\ just to go sure nothing unwanted happens |
\ just to go sure nothing unwanted happens |
>in @ skip? IF drop skip-defs EXIT THEN >in ! |
>in @ skip? IF drop skip-defs EXIT THEN >in ! |
(THeader ;Resolve ! there ;Resolve cell+ ! |
(THeader (:) ; |
docol, ]comp colon-start depth T ] H ; |
|
|
|
: :noname ( -- colon-sys ) |
: :noname ( -- colon-sys ) |
X cfalign |
X cfalign there |
\ FIXME: cleanup!!!!!!!! |
\ define a nameless ghost |
\ idtentical to : with dummy ghost?! |
here ghostheader dup last-header-ghost ! dup to lastghost |
here ghostheader dup ;Resolve ! dup last-header-ghost ! to lastghost |
(:) ; |
there ;Resolve cell+ ! |
|
there docol, ]comp |
|
colon-start depth T ] H ; |
|
|
|
Cond: EXIT ( -- ) compile ;S ;Cond |
Cond: EXIT ( -- ) compile ;S ;Cond |
|
|
Line 2298 Cond: ?EXIT ( -- ) 1 abort" CROSS: using
|
Line 2528 Cond: ?EXIT ( -- ) 1 abort" CROSS: using
|
Cond: recurse ( -- ) Last-Header-Ghost @ gexecute ;Cond |
Cond: recurse ( -- ) Last-Header-Ghost @ gexecute ;Cond |
|
|
Cond: ; ( -- ) |
Cond: ; ( -- ) |
depth ?dup IF 1- <> ABORT" CROSS: Stack changed" |
depth ?dup |
ELSE true ABORT" CROSS: Stack empty" THEN |
IF 1- <> ABORT" CROSS: Stack changed" |
colon-end |
ELSE true ABORT" CROSS: Stack empty" |
fini, |
THEN |
comp[ |
colon-end |
;Resolve @ |
fini, |
IF ;Resolve @ ;Resolve cell+ @ resolve THEN |
comp[ |
[G'] state dup undefined? 0= IF >ghost-xt @ execute X off ELSE drop THEN |
;Resolve @ |
Interpreting comp-state ! |
IF ['] colon-resolved ;Resolve @ >comp ! |
;Cond |
;Resolve @ ;Resolve cell+ @ resolve |
Cond: [ |
THEN |
\ if we have a state in target, change it with the compile state |
interpreting-state |
[G'] state dup undefined? 0= IF >ghost-xt @ execute X off ELSE drop THEN |
;Cond |
\ [G'] state dup undefined? 0= IF ghost>cfa X >body X off ELSE drop THEN |
|
Interpreting comp-state ! ;Cond |
Cond: [ ( -- ) interpreting-state ;Cond |
|
|
>CROSS |
>CROSS |
|
|
Create GhostDummy ghostheader |
0 Value created |
<res> GhostDummy >magic ! |
|
|
|
: !does ( does-action -- ) |
: !does ( does-action -- ) |
\ !! zusammenziehen und dodoes, machen! |
|
tlastcfa @ [G'] :dovar killref |
tlastcfa @ [G'] :dovar killref |
\ tlastcfa @ dup there >r tdp ! compile :dodoes r> tdp ! T cell+ ! H ; |
>space here >r ghostheader space> |
\ !! geht so nicht, da dodoes, ghost will! |
['] colon-resolved r@ >comp ! |
GhostDummy >link ! GhostDummy |
r@ created >do:ghost ! r@ swap resolve |
tlastcfa @ >tempdp dodoes, tempdp> ; |
r> tlastcfa @ >tempdp dodoes, tempdp> ; |
|
|
|
|
Defer instant-compile-does>-hook |
|
Defer instant-interpret-does>-hook |
Defer instant-interpret-does>-hook |
|
|
|
: does-resolved ( ghost -- ) |
|
compile does-exec g>xt T a, H ; |
|
|
: resolve-does>-part ( -- ) |
: resolve-does>-part ( -- ) |
\ resolve words made by builders |
\ resolve words made by builders |
Last-Header-Ghost @ >do:ghost @ ?dup IF there resolve THEN ; |
Last-Header-Ghost @ >do:ghost @ ?dup |
|
IF there resolve THEN ; |
|
|
>TARGET |
>TARGET |
Cond: DOES> |
Cond: DOES> |
compile (does>) doeshandler, |
compile (does>) doeshandler, |
resolve-does>-part |
resolve-does>-part |
\ instant-compile-does>-hook |
|
;Cond |
;Cond |
|
|
: DOES> switchrom doeshandler, T here H !does |
: DOES> |
instant-interpret-does>-hook |
['] does-resolved created >comp ! |
depth T ] H ; |
switchrom doeshandler, T here H !does |
|
instant-interpret-does>-hook |
|
depth T ] H ; |
|
|
>CROSS |
>CROSS |
\ Creation 01nov92py |
\ Creation 01nov92py |
|
|
\ Builder 11may93jaw |
\ Builder 11may93jaw |
|
|
: Builder ( Create-xt do:-xt "name" -- ) |
0 Value built |
|
|
|
: Builder ( Create-xt do-ghost "name" -- ) |
\ builds up a builder in current vocabulary |
\ builds up a builder in current vocabulary |
\ create-xt is executed when word is interpreted |
\ create-xt is executed when word is interpreted |
\ do:-xt is executet when the created word from builder is executed |
\ do:-xt is executed when the created word from builder is executed |
\ for do:-xt an additional entry after the normal ghost-enrys is used |
\ for do:-xt an additional entry after the normal ghost-entrys is used |
|
|
Make-Ghost ( Create-xt do:-xt ghost ) |
ghost to built |
dup >created on |
built >created @ 0= IF |
rot swap ( do:-xt Create-xt ghost ) |
built >created on |
tuck >exec ! >do:ghost ! ; |
THEN ; |
\ rot swap >exec dup @ ['] NoExec <> |
|
\ IF 2drop ELSE ! THEN , ; |
|
|
|
: gdoes, ( ghost -- ) |
: gdoes, ( ghost -- ) |
\ makes the codefield for a word that is built |
\ makes the codefield for a word that is built |
Line 2381 Cond: DOES>
|
Line 2612 Cond: DOES>
|
; |
; |
|
|
: takeover-x-semantics ( S constructor-ghost new-ghost -- ) |
: takeover-x-semantics ( S constructor-ghost new-ghost -- ) |
\g stores execution semantic in the built word |
\g stores execution semantic and compilation semantic in the built word |
\g if the word already has a semantic (concerns S", IS, .", DOES>) |
swap >do:ghost @ 2dup swap >do:ghost ! |
\g then keep it |
\ we use the >exec2 field for the semantic of a created word, |
swap >do:ghost @ >exec @ swap >exec2 ! ; |
\ using exec or exec2 makes no difference for normal cross-compilation |
\ >exec dup @ ['] NoExec = |
\ but is usefull for instant where the exec field is already |
\ IF swap >do:ghost @ >exec @ swap ! ELSE 2drop THEN ; |
\ defined (e.g. Vocabularies) |
|
2dup >exec @ swap >exec2 ! |
|
>comp @ swap >comp ! ; |
|
|
|
0 Value createhere |
|
|
|
: create-resolve ( -- ) |
|
created createhere resolve 0 ;Resolve ! ; |
|
: create-resolve-immediate ( -- ) |
|
create-resolve T immediate H ; |
|
|
: TCreate ( <name> -- ) |
: TCreate ( <name> -- ) |
create-forward-warn |
create-forward-warn |
IF ['] reswarn-forward IS resolve-warning THEN |
IF ['] reswarn-forward IS resolve-warning THEN |
executed-ghost @ (Theader |
executed-ghost @ (Theader |
dup >created on |
dup >created on dup to created |
2dup takeover-x-semantics hereresolve gdoes, ; |
2dup takeover-x-semantics |
|
there to createhere drop gdoes, ; |
|
|
: RTCreate ( <name> -- ) |
: RTCreate ( <name> -- ) |
\ creates a new word with code-field in ram |
\ creates a new word with code-field in ram |
Line 2401 Cond: DOES>
|
Line 2642 Cond: DOES>
|
IF ['] reswarn-forward IS resolve-warning THEN |
IF ['] reswarn-forward IS resolve-warning THEN |
\ make Alias |
\ make Alias |
executed-ghost @ (THeader |
executed-ghost @ (THeader |
dup >created on |
dup >created on dup to created |
2dup takeover-x-semantics |
2dup takeover-x-semantics |
there 0 T a, H 80 flag! |
there 0 T a, H alias-mask flag! |
\ store poiter to code-field |
\ store poiter to code-field |
switchram T cfalign H |
switchram T cfalign H |
there swap T ! H |
there swap T ! H |
there tlastcfa ! |
there tlastcfa ! |
hereresolve gdoes, ; |
there to createhere drop gdoes, ; |
|
|
: Build: ( -- [xt] [colon-sys] ) |
: Build: ( -- [xt] [colon-sys] ) |
:noname postpone TCreate ; |
:noname postpone TCreate ; |
Line 2421 Cond: DOES>
|
Line 2662 Cond: DOES>
|
postpone TCreate |
postpone TCreate |
[ [THEN] ] ; |
[ [THEN] ] ; |
|
|
|
: ;Build |
|
postpone create-resolve postpone ; built >exec ! ; immediate |
|
|
|
: ;Build-immediate |
|
postpone create-resolve-immediate |
|
postpone ; built >exec ! ; immediate |
|
|
: gdoes> ( ghost -- addr flag ) |
: gdoes> ( ghost -- addr flag ) |
executed-ghost @ |
executed-ghost @ g>body ; |
\ compiling? ABORT" CROSS: Executing gdoes> while compiling" |
|
\ ?! compiling? IF gexecute true EXIT THEN |
|
>link @ X >body ( false ) ; |
|
|
|
\ DO: ;DO 11may93jaw |
\ DO: ;DO 11may93jaw |
\ changed to ?EXIT 10may93jaw |
|
|
|
: DO: ( -- addr [xt] [colon-sys] ) |
|
here ghostheader |
|
:noname postpone gdoes> ( postpone ?EXIT ) ; |
|
|
|
: by: ( -- addr [xt] [colon-sys] ) \ name |
: do:ghost! ( ghost -- ) built >do:ghost ! ; |
Ghost |
: doexec! ( xt -- ) built >do:ghost @ >exec ! ; |
:noname postpone gdoes> ( postpone ?EXIT ) ; |
|
|
|
: ;DO ( addr [xt] [colon-sys] -- addr ) |
: DO: ( -- [xt] [colon-sys] ) |
postpone ; ( S addr xt ) |
here ghostheader do:ghost! |
over >exec ! ; immediate |
:noname postpone gdoes> ; |
|
|
|
: by: ( -- [xt] [colon-sys] ) \ name |
|
Ghost do:ghost! |
|
:noname postpone gdoes> ; |
|
|
|
: ;DO ( [xt] [colon-sys] -- ) |
|
postpone ; doexec! ; immediate |
|
|
|
: by ( -- ) \ Name |
|
Ghost >do:ghost @ do:ghost! ; |
|
|
|
: compile: ( --[xt] [colon-sys] ) |
|
\G defines a compile time action for created words |
|
\G by this builder |
|
:noname ; |
|
|
: by ( -- addr ) \ Name |
: ;compile ( [xt] [colon-sys] -- ) |
Ghost >do:ghost @ ; |
postpone ; built >do:ghost @ >comp ! ; immediate |
|
|
>TARGET |
|
\ Variables and Constants 05dec92py |
\ Variables and Constants 05dec92py |
|
|
Build: ( n -- ) ; |
|
by: :docon ( target-body-addr -- n ) T @ H ;DO |
|
Builder (Constant) |
Builder (Constant) |
|
Build: ( n -- ) ;Build |
|
by: :docon ( target-body-addr -- n ) T @ H ;DO |
|
|
Build: ( n -- ) T , H ; |
|
by (Constant) |
|
Builder Constant |
Builder Constant |
|
Build: ( n -- ) T , H ;Build |
Build: ( n -- ) T A, H ; |
|
by (Constant) |
by (Constant) |
|
|
Builder AConstant |
Builder AConstant |
|
Build: ( n -- ) T A, H ;Build |
|
by (Constant) |
|
|
Build: ( d -- ) T , , H ; |
|
DO: ( ghost -- d ) T dup cell+ @ swap @ H ;DO |
|
Builder 2Constant |
Builder 2Constant |
|
Build: ( d -- ) T , , H ;Build |
|
DO: ( ghost -- d ) T dup cell+ @ swap @ H ;DO |
|
|
BuildSmart: ; |
|
by: :dovar ( target-body-addr -- addr ) ;DO |
|
Builder Create |
Builder Create |
|
BuildSmart: ;Build |
|
by: :dovar ( target-body-addr -- addr ) ;DO |
|
|
|
Builder Variable |
T has? rom H [IF] |
T has? rom H [IF] |
Build: ( -- ) T here 0 A, H switchram T align here swap ! 0 , H ( switchrom ) ; |
Build: ( -- ) T here 0 A, H switchram T align here swap ! 0 , H ( switchrom ) ;Build |
by (Constant) |
by (Constant) |
Builder Variable |
|
[ELSE] |
[ELSE] |
Build: T 0 , H ; |
Build: T 0 , H ;Build |
by Create |
by Create |
Builder Variable |
|
[THEN] |
[THEN] |
|
|
|
Builder 2Variable |
T has? rom H [IF] |
T has? rom H [IF] |
Build: ( -- ) T here 0 A, H switchram T align here swap ! 0 , 0 , H ( switchrom ) ; |
Build: ( -- ) T here 0 A, H switchram T align here swap ! 0 , 0 , H ( switchrom ) ;Build |
by (Constant) |
by (Constant) |
Builder 2Variable |
|
[ELSE] |
[ELSE] |
Build: T 0 , 0 , H ; |
Build: T 0 , 0 , H ;Build |
by Create |
by Create |
Builder 2Variable |
|
[THEN] |
[THEN] |
|
|
|
Builder AVariable |
T has? rom H [IF] |
T has? rom H [IF] |
Build: ( -- ) T here 0 A, H switchram T align here swap ! 0 A, H ( switchrom ) ; |
Build: ( -- ) T here 0 A, H switchram T align here swap ! 0 A, H ( switchrom ) ;Build |
by (Constant) |
by (Constant) |
Builder AVariable |
|
[ELSE] |
[ELSE] |
Build: T 0 A, H ; |
Build: T 0 A, H ;Build |
by Create |
by Create |
Builder AVariable |
|
[THEN] |
[THEN] |
|
|
\ User variables 04may94py |
\ User variables 04may94py |
|
|
>CROSS |
|
|
|
Variable tup 0 tup ! |
Variable tup 0 tup ! |
Variable tudp 0 tudp ! |
Variable tudp 0 tudp ! |
|
|
Line 2513 Variable tudp 0 tudp !
|
Line 2761 Variable tudp 0 tudp !
|
tup @ tudp @ + T A! H |
tup @ tudp @ + T A! H |
tudp @ dup T cell+ H tudp ! ; |
tudp @ dup T cell+ H tudp ! ; |
|
|
>TARGET |
|
|
|
Build: 0 u, X , ; |
|
by: :douser ( ghost -- up-addr ) X @ tup @ + ;DO |
|
Builder User |
Builder User |
|
Build: 0 u, X , ;Build |
|
by: :douser ( ghost -- up-addr ) X @ tup @ + ;DO |
|
|
Build: 0 u, X , 0 u, drop ; |
|
by User |
|
Builder 2User |
Builder 2User |
|
Build: 0 u, X , 0 u, drop ;Build |
Build: 0 au, X , ; |
|
by User |
by User |
|
|
Builder AUser |
Builder AUser |
|
Build: 0 au, X , ;Build |
|
by User |
|
|
|
Builder (Value) |
|
Build: ( n -- ) ;Build |
|
by: :docon ( target-body-addr -- n ) T @ H ;DO |
|
|
BuildSmart: T , H ; |
|
by (Constant) |
|
Builder Value |
Builder Value |
|
BuildSmart: T , H ;Build |
|
by (Value) |
|
|
BuildSmart: T A, H ; |
|
by (Constant) |
|
Builder AValue |
Builder AValue |
|
BuildSmart: T A, H ;Build |
|
by (Value) |
|
|
Defer texecute |
Defer texecute |
|
|
BuildSmart: ( -- ) [T'] noop T A, H ; |
|
by: :dodefer ( ghost -- ) X @ texecute ;DO |
|
Builder Defer |
Builder Defer |
|
BuildSmart: ( -- ) [T'] noop T A, H ;Build |
|
by: :dodefer ( ghost -- ) X @ texecute ;DO |
|
|
Build: ( inter comp -- ) swap T immediate A, A, H ; |
|
DO: ( ghost -- ) ABORT" CROSS: Don't execute" ;DO |
|
Builder interpret/compile: |
Builder interpret/compile: |
|
Build: ( inter comp -- ) swap T A, A, H ;Build-immediate |
|
DO: ( ghost -- ) ABORT" CROSS: Don't execute" ;DO |
|
|
\ Sturctures 23feb95py |
\ Sturctures 23feb95py |
|
|
>CROSS |
|
: nalign ( addr1 n -- addr2 ) |
: nalign ( addr1 n -- addr2 ) |
\ addr2 is the aligned version of addr1 wrt the alignment size n |
\ addr2 is the aligned version of addr1 wrt the alignment size n |
1- tuck + swap invert and ; |
1- tuck + swap invert and ; |
>TARGET |
|
|
|
Build: ; |
|
by: :dofield T @ H + ;DO |
|
Builder (Field) |
Builder (Field) |
|
Build: ;Build |
|
by: :dofield T @ H + ;DO |
|
|
|
Builder Field |
Build: ( align1 offset1 align size "name" -- align2 offset2 ) |
Build: ( align1 offset1 align size "name" -- align2 offset2 ) |
rot dup T , H ( align1 align size offset1 ) |
rot dup T , H ( align1 align size offset1 ) |
+ >r nalign r> ; |
+ >r nalign r> ;Build |
by (Field) |
by (Field) |
Builder Field |
|
|
|
|
>TARGET |
: struct T 1 chars 0 H ; |
: struct T 1 chars 0 H ; |
: end-struct T 2Constant H ; |
: end-struct T 2Constant H ; |
|
|
: cell% ( n -- size align ) |
: cell% ( n -- size align ) |
T 1 cells H dup ; |
T 1 cells H dup ; |
|
>CROSS |
|
|
|
\ Input-Methods 01py |
|
|
|
|
Build: ( m v -- m' v ) dup T , cell+ H ; |
|
DO: abort" Not in cross mode" ;DO |
|
Builder input-method |
Builder input-method |
|
Build: ( m v -- m' v ) dup T , cell+ H ;Build |
Build: ( m v size -- m v' ) over T , H + ; |
|
DO: abort" Not in cross mode" ;DO |
DO: abort" Not in cross mode" ;DO |
|
|
Builder input-var |
Builder input-var |
|
Build: ( m v size -- m v' ) over T , H + ;Build |
|
DO: abort" Not in cross mode" ;DO |
|
|
|
\ Peephole optimization 05sep01jaw |
|
|
|
\ this section defines different compilation |
|
\ actions for created words |
|
\ this will help the peephole optimizer |
|
\ I (jaw) took this from bernds latest cross-compiler |
|
\ changes but seperated it from the original |
|
\ Builder words. The final plan is to put this |
|
\ into a seperate file, together with the peephole |
|
\ optimizer for cross |
|
|
|
|
|
T has? peephole H [IF] |
|
|
|
>CROSS |
|
|
|
: (callc) compile call T >body a, H ; ' (callc) plugin-of colon, |
|
: (callcm) T here 0 a, 0 a, H ; ' (callcm) plugin-of colonmark, |
|
: (call-res) >tempdp resolved gexecute tempdp> drop ; |
|
' (call-res) plugin-of colon-resolve |
|
: (pprim) dup 0< IF $4000 - ELSE |
|
cr ." wrong usage of (prim) " |
|
dup gdiscover IF .ghost ELSE . THEN cr -1 throw THEN |
|
T a, H ; ' (pprim) plugin-of prim, |
|
|
|
\ if we want this, we have to spilt aconstant |
|
\ and constant!! |
|
\ Builder (Constant) |
|
\ compile: g>body X @ lit, ;compile |
|
|
|
Builder (Constant) |
|
compile: g>body compile lit@ T a, H ;compile |
|
|
|
Builder (Value) |
|
compile: g>body compile lit@ T a, H ;compile |
|
|
|
\ this changes also Variable, AVariable and 2Variable |
|
Builder Create |
|
compile: g>body alit, ;compile |
|
|
|
Builder User |
|
compile: g>body compile useraddr T @ , H ;compile |
|
|
|
Builder Defer |
|
compile: g>body compile lit-perform T A, H ;compile |
|
|
|
Builder (Field) |
|
compile: g>body T @ H compile lit+ T , H ;compile |
|
|
|
Builder interpret/compile: |
|
compile: does-resolved ;compile |
|
|
|
Builder input-method |
|
compile: does-resolved ;compile |
|
|
|
Builder input-var |
|
compile: does-resolved ;compile |
|
|
|
[THEN] |
|
|
\ structural conditionals 17dec92py |
\ structural conditionals 17dec92py |
|
|
Line 2854 magic 7 + c!
|
Line 3162 magic 7 + c!
|
: save-cross ( "image-name" "binary-name" -- ) |
: save-cross ( "image-name" "binary-name" -- ) |
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 |
TNIL IF |
s" header" X $has? IF |
s" #! " r@ write-file throw |
s" #! " r@ write-file throw |
bl parse r@ write-file throw |
bl parse r@ write-file throw |
s" --image-file" r@ write-file throw |
s" --image-file" r@ write-file throw |
Line 2870 magic 7 + c!
|
Line 3178 magic 7 + c!
|
THEN |
THEN |
image @ there |
image @ there |
r@ write-file throw \ write image |
r@ write-file throw \ write image |
TNIL IF |
s" relocate" X $has? IF |
bit$ @ there 1- tcell>bit rshift 1+ |
bit$ @ there 1- tcell>bit rshift 1+ |
r@ write-file throw \ write tags |
r@ write-file throw \ write tags |
THEN |
THEN |
Line 2881 magic 7 + c!
|
Line 3189 magic 7 + c!
|
swap >image swap r@ write-file throw |
swap >image swap r@ write-file throw |
r> close-file throw ; |
r> close-file throw ; |
|
|
1 [IF] |
\ save-asm-region 29aug01jaw |
|
|
Variable name-ptr |
Variable name-ptr |
Create name-buf 200 chars allot |
Create name-buf 200 chars allot |
Line 2935 Create name-buf 200 chars allot
|
Line 3243 Create name-buf 200 chars allot
|
THEN |
THEN |
@nb ; |
@nb ; |
|
|
|
\ FIXME why disabled?! |
: label-from-ghostnameXX ( ghost -- addr len ) |
: label-from-ghostnameXX ( ghost -- addr len ) |
\ same as (label-from-ghostname) but caches generated names |
\ same as (label-from-ghostname) but caches generated names |
dup >asm-name @ ?dup IF nip count EXIT THEN |
dup >asm-name @ ?dup IF nip count EXIT THEN |
Line 3088 Variable outfile-fd
|
Line 3397 Variable outfile-fd
|
: save-asm-region ( region adr len -- ) |
: save-asm-region ( region adr len -- ) |
create-outfile (save-asm-region) close-outfile ; |
create-outfile (save-asm-region) close-outfile ; |
|
|
[THEN] |
|
|
|
\ \ minimal definitions |
\ \ minimal definitions |
|
|
>MINIMAL also minimal |
>MINIMAL also minimal |
Line 3101 Variable outfile-fd
|
Line 3408 Variable outfile-fd
|
\ \ [IF] [ELSE] [THEN] ... 14sep97jaw |
\ \ [IF] [ELSE] [THEN] ... 14sep97jaw |
|
|
\ it is useful to define our own structures and not to rely |
\ it is useful to define our own structures and not to rely |
\ on the words in the compiler |
\ on the words in the host system |
\ The words in the compiler might be defined with vocabularies |
\ The words in the host system might be defined with vocabularies |
\ this doesn't work with our self-made compile-loop |
\ this doesn't work with our self-made compile-loop |
|
|
Create parsed 20 chars allot \ store word we parsed |
Create parsed 20 chars allot \ store word we parsed |
Line 3181 Cond: [IFUNDEF] postpone [IFUNDEF] ;Cond
|
Line 3488 Cond: [IFUNDEF] postpone [IFUNDEF] ;Cond
|
|
|
: d? d? ; |
: d? d? ; |
|
|
|
: \D ( -- "debugswitch" ) |
\G doesn't skip line when debug switch is on |
\G doesn't skip line when debug switch is on |
: \D D? 0= IF postpone \ THEN ; |
D? 0= IF postpone \ THEN ; |
|
|
|
: \- ( -- "wordname" ) |
\G interprets the line if word is not defined |
\G interprets the line if word is not defined |
: \- tdefined? IF postpone \ THEN ; |
tdefined? IF postpone \ THEN ; |
|
|
|
: \+ ( -- "wordname" ) |
\G interprets the line if word is defined |
\G interprets the line if word is defined |
: \+ tdefined? 0= IF postpone \ THEN ; |
tdefined? 0= IF postpone \ THEN ; |
|
|
|
: \? ( -- "envorinstring" ) |
|
\G Skip line if environmental variable evaluates to false |
|
X has? 0= IF postpone \ THEN ; |
|
|
Cond: \- \- ;Cond |
Cond: \- \- ;Cond |
Cond: \+ \+ ;Cond |
Cond: \+ \+ ;Cond |
Cond: \D \D ;Cond |
Cond: \D \D ;Cond |
|
Cond: \? \? ;Cond |
|
|
: ?? bl word find IF execute ELSE drop 0 THEN ; |
: ?? bl word find IF execute ELSE drop 0 THEN ; |
|
|
Line 3261 previous
|
Line 3576 previous
|
: rot rot ; |
: rot rot ; |
: drop drop ; |
: drop drop ; |
: = = ; |
: = = ; |
|
: <> <> ; |
: 0= 0= ; |
: 0= 0= ; |
: lshift lshift ; |
: lshift lshift ; |
: 2/ 2/ ; |
: 2/ 2/ ; |
Line 3314 previous
|
Line 3630 previous
|
: hwords words ; |
: hwords words ; |
\ : words also ghosts |
\ : words also ghosts |
\ words previous ; |
\ words previous ; |
\ : .s .s ; |
: .s .s ; |
|
: depth depth ; |
: bye bye ; |
: bye bye ; |
|
|
\ dummy |
\ dummy |
Line 3358 UNLOCK >CROSS
|
Line 3675 UNLOCK >CROSS
|
[IFDEF] extend-cross extend-cross [THEN] |
[IFDEF] extend-cross extend-cross [THEN] |
|
|
LOCK |
LOCK |
|
|
|
|
|
|