version 1.92, 2001/03/18 11:35:35
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version 1.110, 2002/08/20 07:59:01
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Line 53
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Line 53
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warnings off |
warnings off |
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[IFUNDEF] vocabulary \ we are executed just with kernel image |
[IFUNDEF] try |
\ load the rest that is needed |
include startup.fs |
\ (require fails because this file is needed from a |
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\ different directory with the wordlibraries) |
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include ./search.fs |
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include ./extend.fs |
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include ./stuff.fs |
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[THEN] |
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[IFUNDEF] environment? |
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include ./environ.fs |
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[THEN] |
[THEN] |
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: struct% struct ; \ struct is redefined in gray |
: struct% struct ; \ struct is redefined in gray |
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include ./gray.fs |
warnings off |
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\ warnings on |
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include ./gray.fs |
32 constant max-effect \ number of things on one side of a stack effect |
32 constant max-effect \ number of things on one side of a stack effect |
4 constant max-stacks \ the max. number of stacks (including inst-stream). |
4 constant max-stacks \ the max. number of stacks (including inst-stream). |
255 constant maxchar |
255 constant maxchar |
Line 319 defer inst-stream-f ( -- stack )
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Line 312 defer inst-stream-f ( -- stack )
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item-stack @ stack-type @ type-c-name 2@ ; |
item-stack @ stack-type @ type-c-name 2@ ; |
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: fetch-single ( item -- ) |
: fetch-single ( item -- ) |
\ fetch a single stack item from its stack |
\ fetch a single stack item from its stack |
>r |
>r |
r@ item-name 2@ type |
." vm_" r@ item-stack-type-name type |
." = vm_" r@ item-stack-type-name type |
." 2" r@ item-type @ print-type-prefix ." (" |
." 2" r@ item-type @ print-type-prefix ." (" |
r@ item-in-index r@ item-stack @ stack-access ." ," |
r@ item-in-index r@ item-stack @ stack-access |
r@ item-name 2@ type |
." );" cr |
." );" cr |
rdrop ; |
rdrop ; |
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: fetch-double ( item -- ) |
: fetch-double ( item -- ) |
\ fetch a double stack item from its stack |
\ fetch a double stack item from its stack |
>r |
>r |
." vm_two" |
." vm_two" |
r@ item-stack-type-name type ." 2" |
r@ item-stack-type-name type ." 2" |
r@ item-type @ print-type-prefix ." (" |
r@ item-type @ print-type-prefix ." (" |
r@ item-name 2@ type ." , " |
r@ item-in-index r@ item-stack @ 2dup ." (Cell)" stack-access |
r@ item-in-index r@ item-stack @ 2dup ." (Cell)" stack-access |
." , " -1 under+ ." (Cell)" stack-access |
." , " -1 under+ ." (Cell)" stack-access |
." , " r@ item-name 2@ type |
." );" cr |
." )" cr |
rdrop ; |
rdrop ; |
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: same-as-in? ( item -- f ) |
: same-as-in? ( item -- f ) |
\ f is true iff the offset and stack of item is the same as on input |
\ f is true iff the offset and stack of item is the same as on input |
Line 362 defer inst-stream-f ( -- stack )
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Line 355 defer inst-stream-f ( -- stack )
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>r r@ item-stack @ stack-out @ r> item-offset @ - 1- ; |
>r r@ item-stack @ stack-out @ r> item-offset @ - 1- ; |
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: really-store-single ( item -- ) |
: really-store-single ( item -- ) |
>r |
>r |
r@ item-out-index r@ item-stack @ stack-access ." = vm_" |
." vm_" |
r@ item-type @ print-type-prefix ." 2" |
r@ item-type @ print-type-prefix ." 2" |
r@ item-stack-type-name type ." (" |
r@ item-stack-type-name type ." (" |
r@ item-name 2@ type ." );" |
r@ item-name 2@ type ." ," |
rdrop ; |
r@ item-out-index r@ item-stack @ stack-access ." );" |
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rdrop ; |
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: store-single ( item -- ) |
: store-single ( item -- ) |
>r |
>r |
Line 392 defer inst-stream-f ( -- stack )
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Line 386 defer inst-stream-f ( -- stack )
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r@ item-name 2@ type ." , " |
r@ item-name 2@ type ." , " |
r@ item-out-index r@ item-stack @ 2dup stack-access |
r@ item-out-index r@ item-stack @ 2dup stack-access |
." , " -1 under+ stack-access |
." , " -1 under+ stack-access |
." );" cr |
." )" cr |
rdrop ; |
rdrop ; |
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: single ( -- xt1 xt2 n ) |
: single ( -- xt1 xt2 n ) |
Line 430 wordlist constant prefixes
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Line 424 wordlist constant prefixes
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stack r@ type-stack ! |
stack r@ type-stack ! |
rdrop ; |
rdrop ; |
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: type-prefix ( xt1 xt2 n stack "prefix" -- ) |
: type-prefix ( addr u xt1 xt2 n stack "prefix" -- ) |
create-type |
get-current >r prefixes set-current |
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create-type r> set-current |
does> ( item -- ) |
does> ( item -- ) |
\ initialize item |
\ initialize item |
{ item typ } |
{ item typ } |
Line 481 does> ( item -- )
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Line 476 does> ( item -- )
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prim prim-effect-out prim prim-effect-out-end @ ['] print-declaration map-items ; |
prim prim-effect-out prim prim-effect-out-end @ ['] print-declaration map-items ; |
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: stack-prefix ( stack "prefix" -- ) |
: stack-prefix ( stack "prefix" -- ) |
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get-current >r prefixes set-current |
name tuck nextname create ( stack length ) 2, |
name tuck nextname create ( stack length ) 2, |
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r> set-current |
does> ( item -- ) |
does> ( item -- ) |
2@ { item stack prefix-length } |
2@ { item stack prefix-length } |
item item-name 2@ prefix-length /string item item-name 2! |
item item-name 2@ prefix-length /string item item-name 2! |
Line 493 does> ( item -- )
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Line 490 does> ( item -- )
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: stack-type-name ( addr u "name" -- ) |
: stack-type-name ( addr u "name" -- ) |
single 0 create-type ; |
single 0 create-type ; |
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s" Cell" stack-type-name w |
wordlist constant type-names \ this is here just to meet the requirement |
s" Float" stack-type-name r |
\ that a type be a word; it is never used for lookup |
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s" IP" save-mem w make-stack inst-stream |
: stack ( "name" "stack-pointer" "type" -- ) |
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\ define stack |
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name { d: stack-name } |
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name { d: stack-pointer } |
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name { d: stack-type } |
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get-current type-names set-current |
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stack-type 2dup nextname stack-type-name |
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set-current |
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stack-pointer lastxt >body stack-name nextname make-stack ; |
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stack inst-stream IP Cell |
' inst-in-index inst-stream stack-in-index-xt ! |
' inst-in-index inst-stream stack-in-index-xt ! |
' inst-stream <is> inst-stream-f |
' inst-stream <is> inst-stream-f |
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s" sp" save-mem w make-stack data-stack |
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s" fp" save-mem r make-stack fp-stack |
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s" rp" save-mem w make-stack return-stack |
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\ !! initialize stack-in and stack-out |
\ !! initialize stack-in and stack-out |
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\ offset computation |
\ offset computation |
Line 622 s" rp" save-mem w make-stack return-stac
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Line 625 s" rp" save-mem w make-stack return-stac
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endif |
endif |
2drop ; |
2drop ; |
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: output-c-tail ( -- ) |
: output-c-tail1 ( -- ) |
\ the final part of the generated C code |
\ the final part of the generated C code except LABEL2 and NEXT_P2 |
output-super-end |
output-super-end |
print-debug-results |
print-debug-results |
." NEXT_P1;" cr |
." NEXT_P1;" cr |
stores |
stores |
fill-tos |
fill-tos ; |
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: output-c-tail ( -- ) |
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\ the final part of the generated C code, without LABEL2 |
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output-c-tail1 |
." NEXT_P2;" ; |
." NEXT_P2;" ; |
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: output-c-tail2 ( -- ) |
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\ the final part of the generated C code, including LABEL2 |
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output-c-tail1 |
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." LABEL2(" prim prim-c-name 2@ type ." )" cr |
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." NEXT_P2;" cr ; |
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: type-c-code ( c-addr u xt -- ) |
: type-c-code ( c-addr u xt -- ) |
\ like TYPE, but replaces "TAIL;" with tail code produced by xt |
\ like TYPE, but replaces "INST_TAIL;" with tail code produced by xt |
{ xt } |
{ xt } |
begin ( c-addr1 u1 ) |
begin ( c-addr1 u1 ) |
2dup s" TAIL;" search |
2dup s" INST_TAIL;" search |
while ( c-addr1 u1 c-addr3 u3 ) |
while ( c-addr1 u1 c-addr3 u3 ) |
2dup 2>r drop nip over - type |
2dup 2>r drop nip over - type |
xt execute |
xt execute |
2r> 5 /string |
2r> 10 /string |
\ !! resync #line missing |
\ !! resync #line missing |
repeat |
repeat |
2drop type ; |
2drop type ; |
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: print-entry ( -- ) |
: print-entry ( -- ) |
." I_" prim prim-c-name 2@ type ." :" ; |
." LABEL(" prim prim-c-name 2@ type ." )" ; |
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: output-c ( -- ) |
: output-c ( -- ) |
print-entry ." /* " prim prim-name 2@ type ." ( " prim prim-stack-string 2@ type ." ) */" cr |
print-entry ." /* " prim prim-name 2@ type ." ( " prim prim-stack-string 2@ type ." ) */" cr |
Line 663 s" rp" save-mem w make-stack return-stac
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Line 676 s" rp" save-mem w make-stack return-stac
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." #line " c-line @ . quote c-filename 2@ type quote cr |
." #line " c-line @ . quote c-filename 2@ type quote cr |
prim prim-c-code 2@ ['] output-c-tail type-c-code |
prim prim-c-code 2@ ['] output-c-tail type-c-code |
." }" cr |
." }" cr |
output-c-tail |
output-c-tail2 |
." }" cr |
." }" cr |
cr |
cr |
; |
; |
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: disasm-arg { item -- } |
: disasm-arg { item -- } |
item item-stack @ inst-stream = if |
item item-stack @ inst-stream = if |
." fputc(' ', vm_out); " |
." {" cr |
." printarg_" item item-type @ print-type-prefix |
item print-declaration |
." ((" item item-type @ type-c-name 2@ type ." )" |
item fetch |
." ip[" item item-offset @ 1+ 0 .r ." ]);" cr |
item print-debug-arg |
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." }" cr |
endif ; |
endif ; |
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: disasm-args ( -- ) |
: disasm-args ( -- ) |
Line 681 s" rp" save-mem w make-stack return-stac
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Line 695 s" rp" save-mem w make-stack return-stac
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: output-disasm ( -- ) |
: output-disasm ( -- ) |
\ generate code for disassembling VM instructions |
\ generate code for disassembling VM instructions |
." if (ip[0] == prim[" function-number @ 0 .r ." ]) {" cr |
." if (VM_IS_INST(*ip, " function-number @ 0 .r ." )) {" cr |
." fputs(" quote prim prim-name 2@ type quote ." , vm_out);" cr |
." fputs(" quote prim prim-name 2@ type quote ." , vm_out);" cr |
disasm-args |
disasm-args |
." ip += " inst-stream stack-in @ 1+ 0 .r ." ;" cr |
." ip += " inst-stream stack-in @ 1+ 0 .r ." ;" cr |
Line 691 s" rp" save-mem w make-stack return-stac
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Line 705 s" rp" save-mem w make-stack return-stac
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: output-profile ( -- ) |
: output-profile ( -- ) |
\ generate code for postprocessing the VM block profile stuff |
\ generate code for postprocessing the VM block profile stuff |
." if (VM_IS_INST(*ip, " function-number @ 0 .r ." )) {" cr |
." if (VM_IS_INST(*ip, " function-number @ 0 .r ." )) {" cr |
." add_inst(b, " quote prim prim-name 2@ type quote ." );" cr |
." add_inst(b, " quote prim prim-name 2@ type quote ." );" cr |
." ip += " inst-stream stack-in @ 1+ 0 .r ." ;" cr |
." ip += " inst-stream stack-in @ 1+ 0 .r ." ;" cr |
prim prim-c-code 2@ s" SET_IP" search nip nip |
prim prim-c-code 2@ s" SET_IP" search nip nip |
prim prim-c-code 2@ s" SUPER_END" search nip nip or if |
prim prim-c-code 2@ s" SUPER_END" search nip nip or if |
Line 701 s" rp" save-mem w make-stack return-stac
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Line 715 s" rp" save-mem w make-stack return-stac
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endif |
endif |
." }" cr ; |
." }" cr ; |
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: output-profile-combined ( -- ) |
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\ generate code for postprocessing the VM block profile stuff |
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." if (VM_IS_INST(*ip, " function-number @ 0 .r ." )) {" cr |
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num-combined @ 0 +do |
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." add_inst(b, " quote |
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combined-prims i th @ prim-name 2@ type |
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quote ." );" cr |
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loop |
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." ip += " inst-stream stack-in @ 1+ 0 .r ." ;" cr |
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combined-prims num-combined @ 1- th @ prim-c-code 2@ s" SET_IP" search nip nip |
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combined-prims num-combined @ 1- th @ prim-c-code 2@ s" SUPER_END" search nip nip or if |
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." return;" cr |
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else |
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." goto _endif_;" cr |
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endif |
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." }" cr ; |
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: output-superend ( -- ) |
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\ output flag specifying whether the current word ends a dynamic superinst |
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prim prim-c-code 2@ s" SET_IP" search nip nip |
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prim prim-c-code 2@ s" SUPER_END" search nip nip or 0<> |
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prim prim-c-code 2@ s" SUPER_CONTINUE" search nip nip 0= and |
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negate 0 .r ." , /* " prim prim-name 2@ type ." */" cr ; |
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: gen-arg-parm { item -- } |
: gen-arg-parm { item -- } |
item item-stack @ inst-stream = if |
item item-stack @ inst-stream = if |
." , " item item-type @ type-c-name 2@ type space |
." , " item item-type @ type-c-name 2@ type space |
Line 765 s" rp" save-mem w make-stack return-stac
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Line 803 s" rp" save-mem w make-stack return-stac
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\ cr ; |
\ cr ; |
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: output-label ( -- ) |
: output-label ( -- ) |
." (Label)&&I_" prim prim-c-name 2@ type ." ," cr ; |
." INST_ADDR(" prim prim-c-name 2@ type ." )," cr ; |
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: output-alias ( -- ) |
: output-alias ( -- ) |
( primitive-number @ . ." alias " ) ." Primitive " prim prim-name 2@ type cr ; |
( primitive-number @ . ." alias " ) ." Primitive " prim prim-name 2@ type cr ; |
Line 797 s" rp" save-mem w make-stack return-stac
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Line 835 s" rp" save-mem w make-stack return-stac
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name-line @ 0 .r |
name-line @ 0 .r |
." ,0" cr ; |
." ,0" cr ; |
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: output-vi-tag ( -- ) |
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name-filename 2@ type #tab emit |
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prim prim-name 2@ type #tab emit |
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." /^" prim prim-name 2@ type ." *(/" cr ; |
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[IFDEF] documentation |
[IFDEF] documentation |
: register-doc ( -- ) |
: register-doc ( -- ) |
prim prim-name 2@ documentation ['] create insert-wordlist |
prim prim-name 2@ documentation ['] create insert-wordlist |
Line 866 s" rp" save-mem w make-stack return-stac
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Line 909 s" rp" save-mem w make-stack return-stac
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\ #line 516 "./prim" |
\ #line 516 "./prim" |
\ n = n1+n2; |
\ n = n1+n2; |
\ } |
\ } |
\ NEXT_P1; |
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\ _x_sp0 = (Cell)n; |
\ _x_sp0 = (Cell)n; |
\ NEXT_P2; |
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\ } |
\ } |
\ NEXT_P1; |
\ NEXT_P1; |
\ spTOS = (Cell)_x_sp0; |
\ spTOS = (Cell)_x_sp0; |
Line 1013 s" rp" save-mem w make-stack return-stac
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Line 1054 s" rp" save-mem w make-stack return-stac
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\ print-debug-args |
\ print-debug-args |
stack-pointer-updates |
stack-pointer-updates |
output-parts |
output-parts |
output-c-tail |
output-c-tail2 |
." }" cr |
." }" cr |
cr ; |
cr ; |
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Line 1124 bl singleton tab-char over add-member
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Line 1165 bl singleton tab-char over add-member
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nl-char singleton eof-char over add-member complement charclass nonl |
nl-char singleton eof-char over add-member complement charclass nonl |
nl-char singleton eof-char over add-member |
nl-char singleton eof-char over add-member |
char : over add-member complement charclass nocolonnl |
char : over add-member complement charclass nocolonnl |
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nl-char singleton eof-char over add-member |
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char } over add-member complement charclass nobracenl |
bl 1+ maxchar .. char \ singleton complement intersection |
bl 1+ maxchar .. char \ singleton complement intersection |
charclass nowhitebq |
charclass nowhitebq |
bl 1+ maxchar .. charclass nowhite |
bl 1+ maxchar .. charclass nowhite |
Line 1135 nl-char singleton eof-char over add-memb
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Line 1178 nl-char singleton eof-char over add-memb
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(( letter (( letter || digit )) ** |
(( letter (( letter || digit )) ** |
)) <- c-ident ( -- ) |
)) <- c-ident ( -- ) |
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(( ` # ?? (( letter || digit || ` : )) ** |
(( ` # ?? (( letter || digit || ` : )) ++ |
)) <- stack-ident ( -- ) |
)) <- stack-ident ( -- ) |
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(( nowhitebq nowhite ** )) |
(( nowhitebq nowhite ** )) |
Line 1174 Variable c-flag
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Line 1217 Variable c-flag
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THEN }} |
THEN }} |
)) <- if-comment |
)) <- if-comment |
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(( (( eval-comment || forth-comment || c-comment || else-comment || if-comment )) ?? nonl ** )) <- comment-body |
(( (( ` g || ` G )) {{ start }} nonl ** |
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{{ end |
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forth-flag @ IF ." group " type cr THEN |
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c-flag @ IF ." GROUP(" type ." )" cr THEN }} |
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)) <- group-comment |
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(( (( eval-comment || forth-comment || c-comment || else-comment || if-comment || group-comment )) ?? nonl ** )) <- comment-body |
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(( ` \ comment-body nleof )) <- comment ( -- ) |
(( ` \ comment-body nleof )) <- comment ( -- ) |
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Line 1192 Variable c-flag
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Line 1241 Variable c-flag
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(( {{ start }} c-ident {{ end prim prim-c-name 2! }} )) ?? |
(( {{ start }} c-ident {{ end prim prim-c-name 2! }} )) ?? |
)) ?? nleof |
)) ?? nleof |
(( ` " ` " {{ start }} (( noquote ++ ` " )) ++ {{ end 1- prim prim-doc 2! }} ` " white ** nleof )) ?? |
(( ` " ` " {{ start }} (( noquote ++ ` " )) ++ {{ end 1- prim prim-doc 2! }} ` " white ** nleof )) ?? |
{{ skipsynclines off line @ c-line ! filename 2@ c-filename 2! start }} (( nocolonnl nonl ** nleof white ** )) ** {{ end prim prim-c-code 2! skipsynclines on }} |
{{ skipsynclines off line @ c-line ! filename 2@ c-filename 2! start }} |
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(( (( ` { nonl ** nleof (( (( nobracenl {{ line @ drop }} nonl ** )) ?? nleof )) ** ` } white ** nleof white ** )) |
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|| (( nocolonnl nonl ** nleof white ** )) ** )) |
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{{ end prim prim-c-code 2! skipsynclines on }} |
(( ` : white ** nleof |
(( ` : white ** nleof |
{{ start }} (( nonl ++ nleof white ** )) ++ {{ end prim prim-forth-code 2! }} |
{{ start }} (( nonl ++ nleof white ** )) ++ {{ end prim prim-forth-code 2! }} |
)) ?? {{ process-simple }} |
)) ?? {{ process-simple }} |
Line 1207 Variable c-flag
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Line 1259 Variable c-flag
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(( {{ make-prim to prim 0 to combined |
(( {{ make-prim to prim 0 to combined |
line @ name-line ! filename 2@ name-filename 2! |
line @ name-line ! filename 2@ name-filename 2! |
function-number @ prim prim-num ! |
function-number @ prim prim-num ! |
start }} forth-ident {{ end 2dup prim prim-name 2! prim prim-c-name 2! }} white ++ |
start }} [ifdef] vmgen c-ident [else] forth-ident [then] {{ end |
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2dup prim prim-name 2! prim prim-c-name 2! }} white ** |
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(( ` / white ** {{ start }} c-ident {{ end prim prim-c-name 2! }} white ** )) ?? |
(( simple-primitive || combined-primitive )) {{ 1 function-number +! }} |
(( simple-primitive || combined-primitive )) {{ 1 function-number +! }} |
)) <- primitive ( -- ) |
)) <- primitive ( -- ) |
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Line 1217 warnings @ [IF]
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Line 1271 warnings @ [IF]
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.( parser generated ok ) cr |
.( parser generated ok ) cr |
[THEN] |
[THEN] |
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\ run with gforth-0.5.0 (slurp-file is missing) |
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[IFUNDEF] slurp-file |
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: slurp-file ( c-addr1 u1 -- c-addr2 u2 ) |
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\ c-addr1 u1 is the filename, c-addr2 u2 is the file's contents |
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r/o bin open-file throw >r |
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r@ file-size throw abort" file too large" |
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dup allocate throw swap |
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2dup r@ read-file throw over <> abort" could not read whole file" |
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r> close-file throw ; |
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[THEN] |
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: primfilter ( addr u -- ) |
: primfilter ( addr u -- ) |
\ process the string at addr u |
\ process the string at addr u |
over dup rawinput ! dup line-start ! cookedinput ! |
over dup rawinput ! dup line-start ! cookedinput ! |