version 1.68, 2001/01/18 19:43:02
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version 1.69, 2001/01/19 21:07:05
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Line 58 include ./environ.fs
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Line 58 include ./environ.fs
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include ./gray.fs |
include ./gray.fs |
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100 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 |
255 constant maxchar |
255 constant maxchar |
maxchar 1+ constant eof-char |
maxchar 1+ constant eof-char |
#tab constant tab-char |
#tab constant tab-char |
Line 150 s" IP" save-mem s" error don't use # on
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Line 150 s" IP" save-mem s" error don't use # on
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\ various variables for storing stuff of one primitive |
\ various variables for storing stuff of one primitive |
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2variable forth-name |
struct% |
2variable wordset |
cell% 2* field prim-name |
2variable c-name |
cell% 2* field prim-wordset |
2variable doc |
cell% 2* field prim-c-name |
2variable c-code |
cell% 2* field prim-doc |
2variable forth-code |
cell% 2* field prim-c-code |
2variable stack-string |
cell% 2* field prim-forth-code |
create effect-in max-effect item% %size * allot |
cell% 2* field prim-stack-string |
create effect-out max-effect item% %size * allot |
item% max-effect * field prim-effect-in |
variable effect-in-end ( pointer ) |
item% max-effect * field prim-effect-out |
variable effect-out-end ( pointer ) |
cell% field prim-effect-in-end |
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cell% field prim-effect-out-end |
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end-struct prim% |
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create prim prim% %allot |
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\ global vars |
variable c-line |
variable c-line |
2variable c-filename |
2variable c-filename |
variable name-line |
variable name-line |
2variable name-filename |
2variable name-filename |
2variable last-name-filename |
2variable last-name-filename |
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Variable function-number 0 function-number ! |
Variable function-number 0 function-number ! |
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\ for several reasons stack items of a word are stored in a wordlist |
\ for several reasons stack items of a word are stored in a wordlist |
Line 340 does> ( item -- )
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Line 345 does> ( item -- )
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: declarations ( -- ) |
: declarations ( -- ) |
wordlist dup items ! set-current |
wordlist dup items ! set-current |
effect-in effect-in-end @ declaration-list |
prim prim-effect-in prim prim-effect-in-end @ declaration-list |
effect-out effect-out-end @ declaration-list ; |
prim prim-effect-out prim prim-effect-out-end @ declaration-list ; |
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: print-declaration { item -- } |
: print-declaration { item -- } |
item item-first @ if |
item item-first @ if |
Line 350 does> ( item -- )
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Line 355 does> ( item -- )
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endif ; |
endif ; |
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: print-declarations ( -- ) |
: print-declarations ( -- ) |
effect-in effect-in-end @ ['] print-declaration map-items |
prim prim-effect-in prim prim-effect-in-end @ ['] print-declaration map-items |
effect-out 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" -- ) |
name tuck nextname create ( stack length ) 2, |
name tuck nextname create ( stack length ) 2, |
Line 383 does> ( item -- )
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Line 388 does> ( item -- )
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: compute-offsets ( -- ) |
: compute-offsets ( -- ) |
data-stack clear-stack fp-stack clear-stack return-stack clear-stack |
data-stack clear-stack fp-stack clear-stack return-stack clear-stack |
inst-stream clear-stack |
inst-stream clear-stack |
effect-in effect-in-end @ ['] compute-offset-in map-items |
prim prim-effect-in prim prim-effect-in-end @ ['] compute-offset-in map-items |
effect-out effect-out-end @ ['] compute-offset-out map-items |
prim prim-effect-out prim prim-effect-out-end @ ['] compute-offset-out map-items |
inst-stream stack-out @ 0<> abort" # can only be on the input side" ; |
inst-stream stack-out @ 0<> abort" # can only be on the input side" ; |
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: flush-a-tos { stack -- } |
: flush-a-tos { stack -- } |
Line 416 does> ( item -- )
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Line 421 does> ( item -- )
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dup item-type @ type-fetch @ execute ; |
dup item-type @ type-fetch @ execute ; |
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: fetches ( -- ) |
: fetches ( -- ) |
effect-in effect-in-end @ ['] fetch map-items ; |
prim prim-effect-in prim prim-effect-in-end @ ['] fetch map-items ; |
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: stack-pointer-update { stack -- } |
: stack-pointer-update { stack -- } |
\ stack grow downwards |
\ stack grow downwards |
Line 442 does> ( item -- )
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Line 447 does> ( item -- )
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dup item-type @ type-store @ execute ; |
dup item-type @ type-store @ execute ; |
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: stores ( -- ) |
: stores ( -- ) |
effect-out effect-out-end @ ['] store map-items ; |
prim prim-effect-out prim prim-effect-out-end @ ['] store map-items ; |
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: output-c-tail ( -- ) |
: output-c-tail ( -- ) |
\ the final part of the generated C code |
\ the final part of the generated C code |
Line 474 does> ( item -- )
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Line 479 does> ( item -- )
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: print-debug-args ( -- ) |
: print-debug-args ( -- ) |
." #ifdef VM_DEBUG" cr |
." #ifdef VM_DEBUG" cr |
." if (vm_debug) {" cr |
." if (vm_debug) {" cr |
effect-in effect-in-end @ ['] print-debug-arg map-items |
prim prim-effect-in prim prim-effect-in-end @ ['] print-debug-arg map-items |
." fputc('\n', vm_out);" cr |
." fputc('\n', vm_out);" cr |
." }" cr |
." }" cr |
." #endif" cr ; |
." #endif" cr ; |
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: output-c ( -- ) |
: output-c ( -- ) |
." I_" c-name 2@ type ." : /* " forth-name 2@ type ." ( " stack-string 2@ type ." ) */" cr |
." I_" prim prim-c-name 2@ type ." : /* " prim prim-name 2@ type ." ( " prim prim-stack-string 2@ type ." ) */" cr |
." /* " doc 2@ type ." */" cr |
." /* " prim prim-doc 2@ type ." */" cr |
." NAME(" quote forth-name 2@ type quote ." )" cr \ debugging |
." NAME(" quote prim prim-name 2@ type quote ." )" cr \ debugging |
." {" cr |
." {" cr |
." DEF_CA" cr |
." DEF_CA" cr |
print-declarations |
print-declarations |
Line 493 does> ( item -- )
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Line 498 does> ( item -- )
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stack-pointer-updates |
stack-pointer-updates |
." {" cr |
." {" cr |
." #line " c-line @ . quote c-filename 2@ type quote cr |
." #line " c-line @ . quote c-filename 2@ type quote cr |
c-code 2@ type-c |
prim prim-c-code 2@ type-c |
." }" cr |
." }" cr |
output-c-tail |
output-c-tail |
." }" cr |
." }" cr |
Line 509 does> ( item -- )
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Line 514 does> ( item -- )
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endif ; |
endif ; |
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: disasm-args ( -- ) |
: disasm-args ( -- ) |
effect-in effect-in-end @ ['] disasm-arg map-items ; |
prim prim-effect-in prim prim-effect-in-end @ ['] disasm-arg map-items ; |
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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 (ip[0] == prim[" function-number @ 0 .r ." ]) {" cr |
." fputs(" quote forth-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 |
." } else " ; |
." } else " ; |
Line 526 does> ( item -- )
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Line 531 does> ( item -- )
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endif ; |
endif ; |
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: gen-args-parm ( -- ) |
: gen-args-parm ( -- ) |
effect-in effect-in-end @ ['] gen-arg-parm map-items ; |
prim prim-effect-in prim prim-effect-in-end @ ['] gen-arg-parm map-items ; |
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: gen-arg-gen { item -- } |
: gen-arg-gen { item -- } |
item item-stack @ inst-stream = if |
item item-stack @ inst-stream = if |
Line 535 does> ( item -- )
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Line 540 does> ( item -- )
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endif ; |
endif ; |
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: gen-args-gen ( -- ) |
: gen-args-gen ( -- ) |
effect-in effect-in-end @ ['] gen-arg-gen map-items ; |
prim prim-effect-in prim prim-effect-in-end @ ['] gen-arg-gen map-items ; |
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: output-gen ( -- ) |
: output-gen ( -- ) |
\ generate C code for generating VM instructions |
\ generate C code for generating VM instructions |
." void gen_" c-name 2@ type ." (Inst **ctp" gen-args-parm ." )" cr |
." void gen_" prim prim-c-name 2@ type ." (Inst **ctp" gen-args-parm ." )" cr |
." {" cr |
." {" cr |
." gen_inst(ctp, vm_prim[" function-number @ 0 .r ." ]);" cr |
." gen_inst(ctp, vm_prim[" function-number @ 0 .r ." ]);" cr |
gen-args-gen |
gen-args-gen |
Line 549 does> ( item -- )
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Line 554 does> ( item -- )
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stack stack-in @ stack stack-out @ or 0<> ; |
stack stack-in @ stack stack-out @ or 0<> ; |
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: output-funclabel ( -- ) |
: output-funclabel ( -- ) |
." &I_" c-name 2@ type ." ," cr ; |
." &I_" prim prim-c-name 2@ type ." ," cr ; |
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: output-forthname ( -- ) |
: output-forthname ( -- ) |
'" emit forth-name 2@ type '" emit ." ," cr ; |
'" emit prim prim-name 2@ type '" emit ." ," cr ; |
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: output-c-func ( -- ) |
: output-c-func ( -- ) |
\ used for word libraries |
\ used for word libraries |
." Cell * I_" c-name 2@ type ." (Cell *SP, Cell **FP) /* " forth-name 2@ type |
." Cell * I_" prim prim-c-name 2@ type ." (Cell *SP, Cell **FP) /* " prim prim-name 2@ type |
." ( " stack-string 2@ type ." ) */" cr |
." ( " prim prim-stack-string 2@ type ." ) */" cr |
." /* " doc 2@ type ." */" cr |
." /* " prim prim-doc 2@ type ." */" cr |
." NAME(" quote forth-name 2@ type quote ." )" cr |
." NAME(" quote prim prim-name 2@ type quote ." )" cr |
\ debugging |
\ debugging |
." {" cr |
." {" cr |
print-declarations |
print-declarations |
Line 573 does> ( item -- )
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Line 578 does> ( item -- )
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fp-stack stack-used? IF ." *FP=fp;" cr THEN |
fp-stack stack-used? IF ." *FP=fp;" cr THEN |
." {" cr |
." {" cr |
." #line " c-line @ . quote c-filename 2@ type quote cr |
." #line " c-line @ . quote c-filename 2@ type quote cr |
c-code 2@ type |
prim prim-c-code 2@ type |
." }" cr |
." }" cr |
stores |
stores |
fill-tos |
fill-tos |
Line 582 does> ( item -- )
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Line 587 does> ( item -- )
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cr ; |
cr ; |
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: output-label ( -- ) |
: output-label ( -- ) |
." (Label)&&I_" c-name 2@ type ." ," cr ; |
." (Label)&&I_" prim prim-c-name 2@ type ." ," cr ; |
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: output-alias ( -- ) |
: output-alias ( -- ) |
( primitive-number @ . ." alias " ) ." Primitive " forth-name 2@ type cr ; |
( primitive-number @ . ." alias " ) ." Primitive " prim prim-name 2@ type cr ; |
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: output-forth ( -- ) |
: output-forth ( -- ) |
forth-code @ 0= |
prim prim-forth-code @ 0= |
IF \ output-alias |
IF \ output-alias |
\ this is bad for ec: an alias is compiled if tho word does not exist! |
\ this is bad for ec: an alias is compiled if tho word does not exist! |
\ JAW |
\ JAW |
ELSE ." : " forth-name 2@ type ." ( " |
ELSE ." : " prim prim-name 2@ type ." ( " |
stack-string 2@ type ." )" cr |
prim prim-stack-string 2@ type ." )" cr |
forth-code 2@ type cr |
prim prim-forth-code 2@ type cr |
THEN ; |
THEN ; |
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: output-tag-file ( -- ) |
: output-tag-file ( -- ) |
Line 607 does> ( item -- )
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Line 612 does> ( item -- )
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: output-tag ( -- ) |
: output-tag ( -- ) |
output-tag-file |
output-tag-file |
forth-name 2@ 1+ type |
prim prim-name 2@ 1+ type |
127 emit |
127 emit |
space forth-name 2@ type space |
space prim prim-name 2@ type space |
1 emit |
1 emit |
name-line @ 0 .r |
name-line @ 0 .r |
." ,0" cr ; |
." ,0" cr ; |
Line 617 does> ( item -- )
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Line 622 does> ( item -- )
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[IFDEF] documentation |
[IFDEF] documentation |
: register-doc ( -- ) |
: register-doc ( -- ) |
get-current documentation set-current |
get-current documentation set-current |
forth-name 2@ nextname create |
prim prim-name 2@ nextname create |
forth-name 2@ 2, |
prim prim-name 2@ 2, |
stack-string 2@ condition-stack-effect 2, |
prim prim-stack-string 2@ condition-stack-effect 2, |
wordset 2@ 2, |
prim prim-wordset 2@ 2, |
c-name 2@ condition-pronounciation 2, |
prim prim-c-name 2@ condition-pronounciation 2, |
doc 2@ 2, |
prim prim-doc 2@ 2, |
set-current ; |
set-current ; |
[THEN] |
[THEN] |
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\ combining instructions |
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\ The input should look like this: |
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\ lit_+ = lit + |
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\ The output should look like this: |
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\ I_lit_+: |
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\ { |
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\ DEF_CA |
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\ Cell _x_ip0; |
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\ Cell _x_sp0; |
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\ Cell _x_sp1; |
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\ NEXT_P0; |
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\ _x_ip0 = (Cell) IPTOS; |
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\ _x_sp0 = (Cell) spTOS; |
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\ INC_IP(1); |
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\ /* sp += 0; */ |
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\ /* lit ( #w -- w ) */ |
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\ /* */ |
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\ NAME("lit") |
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\ { |
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\ Cell w; |
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\ w = (Cell) _x_ip0; |
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\ #ifdef VM_DEBUG |
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\ if (vm_debug) { |
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\ fputs(" w=", vm_out); printarg_w (w); |
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\ fputc('\n', vm_out); |
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\ } |
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\ #endif |
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\ { |
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\ #line 136 "./prim" |
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\ } |
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\ _x_sp1 = (Cell)w; |
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\ } |
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\ I_plus: /* + ( n1 n2 -- n ) */ |
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\ /* */ |
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\ NAME("+") |
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\ { |
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\ DEF_CA |
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\ Cell n1; |
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\ Cell n2; |
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\ Cell n; |
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\ NEXT_P0; |
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\ n1 = (Cell) _x_sp0; |
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\ n2 = (Cell) _x_sp1; |
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\ #ifdef VM_DEBUG |
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\ if (vm_debug) { |
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\ fputs(" n1=", vm_out); printarg_n (n1); |
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\ fputs(" n2=", vm_out); printarg_n (n2); |
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\ fputc('\n', vm_out); |
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\ } |
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\ #endif |
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\ { |
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\ #line 516 "./prim" |
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\ n = n1+n2; |
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\ } |
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\ NEXT_P1; |
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\ _x_sp0 = (Cell)n; |
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\ NEXT_P2; |
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\ } |
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\ NEXT_P1; |
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\ spTOS = (Cell)_x_sp0; |
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\ NEXT_P2; |
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\ the parser |
\ the parser |
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eof-char max-member \ the whole character set + EOF |
eof-char max-member \ the whole character set + EOF |
Line 777 Variable c-flag
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Line 849 Variable c-flag
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(( {{ start }} stack-ident {{ end 2 pick init-item item% %size + }} white ** )) ** |
(( {{ start }} stack-ident {{ end 2 pick init-item item% %size + }} white ** )) ** |
<- stack-items |
<- stack-items |
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(( {{ effect-in }} stack-items {{ effect-in-end ! }} |
(( {{ prim prim-effect-in }} stack-items {{ prim prim-effect-in-end ! }} |
` - ` - white ** |
` - ` - white ** |
{{ effect-out }} stack-items {{ effect-out-end ! }} |
{{ prim prim-effect-out }} stack-items {{ prim prim-effect-out-end ! }} |
)) <- stack-effect ( -- ) |
)) <- stack-effect ( -- ) |
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(( {{ s" " doc 2! s" " forth-code 2! s" " wordset 2! }} |
(( |
(( {{ line @ name-line ! filename 2@ name-filename 2! }} |
` ( white ** {{ start }} stack-effect {{ end prim prim-stack-string 2! }} ` ) white ** |
{{ start }} forth-ident {{ end 2dup forth-name 2! c-name 2! }} white ++ |
(( {{ start }} forth-ident {{ end prim prim-wordset 2! }} white ** |
` ( white ** {{ start }} stack-effect {{ end stack-string 2! }} ` ) white ** |
(( {{ start }} c-ident {{ end prim prim-c-name 2! }} )) ?? |
(( {{ start }} forth-ident {{ end wordset 2! }} white ** |
)) ?? nl |
(( {{ start }} c-ident {{ end c-name 2! }} )) ?? |
(( ` " ` " {{ start }} (( noquote ++ ` " )) ++ {{ end 1- prim prim-doc 2! }} ` " white ** nl )) ?? |
)) ?? nl |
{{ skipsynclines off line @ c-line ! filename 2@ c-filename 2! start }} (( nocolonnl nonl ** nl white ** )) ** {{ end prim prim-c-code 2! skipsynclines on }} |
)) |
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(( ` " ` " {{ start }} (( noquote ++ ` " )) ++ {{ end 1- doc 2! }} ` " white ** nl )) ?? |
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{{ skipsynclines off line @ c-line ! filename 2@ c-filename 2! start }} (( nocolonnl nonl ** nl white ** )) ** {{ end c-code 2! skipsynclines on }} |
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(( ` : white ** nl |
(( ` : white ** nl |
{{ start }} (( nonl ++ nl white ** )) ++ {{ end forth-code 2! }} |
{{ start }} (( nonl ++ nl white ** )) ++ {{ end prim prim-forth-code 2! }} |
)) ?? {{ declarations compute-offsets printprim 1 function-number +! }} |
)) ?? {{ declarations compute-offsets printprim 1 function-number +! }} |
(( nl || eof )) |
(( nl || eof )) |
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)) <- simple-primitive ( -- ) |
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(( ` = (( white ++ forth-ident )) ++ (( nl || eof )) |
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)) <- combined-primitive |
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(( {{ s" " prim prim-doc 2! s" " prim prim-forth-code 2! s" " prim prim-wordset 2! |
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line @ name-line ! filename 2@ name-filename 2! |
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start }} forth-ident {{ end 2dup prim prim-name 2! prim prim-c-name 2! }} white ++ |
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(( simple-primitive || combined-primitive )) |
)) <- primitive ( -- ) |
)) <- primitive ( -- ) |
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(( (( comment || primitive || nl white ** )) ** eof )) |
(( (( comment || primitive || nl white ** )) ** eof )) |
Line 804 warnings @ [IF]
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Line 882 warnings @ [IF]
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.( parser generated ok ) cr |
.( parser generated ok ) cr |
[THEN] |
[THEN] |
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: primfilter ( file-id xt -- ) |
: primfilter ( addr u -- ) |
\ fileid is for the input file, xt ( -- ) is for the output word |
\ process the string at addr u |
output ! |
over dup rawinput ! dup line-start ! cookedinput ! |
here dup rawinput ! dup line-start ! cookedinput ! |
+ endrawinput ! |
here unused rot read-file throw |
checksyncline |
dup here + endrawinput ! |
primitives2something ; |
allot |
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align |
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checksyncline |
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\ begin |
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\ getinput dup eof-char = ?EXIT emit true ?nextchar |
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\ again ; |
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primitives2something ; |
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: process-file ( addr u xt -- ) |
: process-file ( addr u xt -- ) |
>r |
output ! |
save-mem 2dup filename 2! |
save-mem 2dup filename 2! |
0 function-number ! |
slurp-file |
r/o open-file abort" cannot open file" |
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warnings @ if |
warnings @ if |
." ------------ CUT HERE -------------" cr endif |
." ------------ CUT HERE -------------" cr endif |
r> primfilter ; |
primfilter ; |
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: process ( xt -- ) |
: process ( xt -- ) |
bl word count rot |
bl word count rot |