version 1.156, 2005/07/27 19:44:20
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version 1.157, 2005/07/28 14:12:33
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Line 231 variable next-state-number 0 next-state-
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Line 231 variable next-state-number 0 next-state-
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rdrop ; |
rdrop ; |
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: map-stacks { xt -- } |
: map-stacks { xt -- } |
\ perform xt for all stacks |
\ perform xt ( stack -- ) for all stacks |
next-stack-number @ 0 +do |
next-stack-number @ 0 +do |
stacks i th @ xt execute |
stacks i th @ xt execute |
loop ; |
loop ; |
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: map-stacks1 { xt -- } |
: map-stacks1 { xt -- } |
\ perform xt for all stacks except inst-stream |
\ perform xt ( stack -- ) for all stacks except inst-stream |
next-stack-number @ 1 +do |
next-stack-number @ 1 +do |
stacks i th @ xt execute |
stacks i th @ xt execute |
loop ; |
loop ; |
Line 650 does> ( item -- )
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Line 650 does> ( item -- )
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stack item item-stack ! |
stack item item-stack ! |
item declaration ; |
item declaration ; |
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: stack-prim-stacks-sync ( stack -- addr ) |
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prim prim-stacks-sync swap stack-number @ th ; |
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: set-prim-stacks-sync ( stack -- ) |
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stack-prim-stacks-sync on ; |
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: clear-prim-stacks-sync ( stack -- ) |
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stack-prim-stacks-sync off ; |
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get-current prefixes set-current |
get-current prefixes set-current |
: ... ( item -- ) |
: ... ( item -- ) |
\ this "prefix" ensures that the appropriate stack is synced with memory |
\ this "prefix" ensures that the appropriate stack is synced with memory |
dup item-name 2@ s" ..." str= 0= abort" '...' must end the item name" |
dup item-name 2@ s" ..." str= 0= abort" '...' must end the item name" |
item-stack @ dup if |
item-stack @ dup if |
stack-number @ prim prim-stacks-sync swap th on |
set-prim-stacks-sync |
else \ prefixless "..." syncs all stacks |
else \ prefixless "..." syncs all stacks |
max-stacks 0 +do |
['] set-prim-stacks-sync map-stacks1 |
prim prim-stacks-sync i th on |
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loop |
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endif ; |
endif ; |
set-current |
set-current |
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Line 775 stack inst-stream IP Cell
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Line 783 stack inst-stream IP Cell
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: init-simple { prim -- } |
: init-simple { prim -- } |
\ much of the initialization is elsewhere |
\ much of the initialization is elsewhere |
max-stacks 0 +do |
['] clear-prim-stacks-sync map-stacks ; |
prim prim-stacks-sync i th off |
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loop ; |
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: process-simple ( -- ) |
: process-simple ( -- ) |
prim init-simple |
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prim prim { W^ key } key cell |
prim prim { W^ key } key cell |
combinations ['] constant insert-wordlist |
combinations ['] constant insert-wordlist |
declarations compute-offsets |
declarations compute-offsets |
Line 795 stack inst-stream IP Cell
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Line 800 stack inst-stream IP Cell
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stack state-in stack-state-items stack stack-in @ - 0 max |
stack state-in stack-state-items stack stack-in @ - 0 max |
stack state-out stack-state-items stack stack-out @ - 0 max ; |
stack state-out stack-state-items stack stack-out @ - 0 max ; |
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: spill-stack-items { stack -- u } |
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\ there are u items to spill in stack |
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stack unused-stack-items |
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stack stack-prim-stacks-sync @ if |
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drop 0 |
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endif |
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swap - ; |
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: spill-stack { stack -- } |
: spill-stack { stack -- } |
\ spill regs of state-in that are not used by prim and are not in state-out |
\ spill regs of state-in that are not used by prim and are not in state-out |
stack state-in stack-offset { offset } |
stack state-in stack-offset { offset } |
stack state-in stack-state-items ( items ) |
stack state-in stack-state-items ( items ) |
dup stack unused-stack-items - - +do |
dup stack spill-stack-items + +do |
\ loop through the bottom items |
\ loop through the bottom items |
stack stack-pointer 2@ type |
stack stack-pointer 2@ type |
i offset - stack normal-stack-access0 ." = " |
i offset - stack normal-stack-access0 ." = " |
Line 809 stack inst-stream IP Cell
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Line 822 stack inst-stream IP Cell
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: spill-state ( -- ) |
: spill-state ( -- ) |
['] spill-stack map-stacks1 ; |
['] spill-stack map-stacks1 ; |
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: fill-stack-items { stack -- u } |
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\ there are u items to fill in stack |
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stack unused-stack-items |
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stack stack-prim-stacks-sync @ if |
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swap drop 0 swap |
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endif |
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- ; |
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: fill-stack { stack -- } |
: fill-stack { stack -- } |
stack state-out stack-offset { offset } |
stack state-out stack-offset { offset } |
stack state-out stack-state-items ( items ) |
stack state-out stack-state-items ( items ) |
dup stack unused-stack-items - + +do |
dup stack fill-stack-items + +do |
\ loop through the bottom items |
\ loop through the bottom items |
i stack state-out normal-stack-access1 ." = " |
i stack state-out normal-stack-access1 ." = " |
stack stack-pointer 2@ type |
stack stack-pointer 2@ type |
Line 868 stack inst-stream IP Cell
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Line 889 stack inst-stream IP Cell
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stack-access-transform @ dup >r execute |
stack-access-transform @ dup >r execute |
0 r> execute - ; |
0 r> execute - ; |
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: stack-pointer-update { stack -- } |
: update-stack-pointer { stack n -- } |
\ and moves |
n if \ this check is not necessary, gcc would do this for us |
\ stacks grow downwards |
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stack stack-diff ( in-out ) |
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stack state-in stack-offset - |
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stack state-out stack-offset + ( [in-in_offset]-[out-out_offset] ) |
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?dup-if \ this check is not necessary, gcc would do this for us |
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stack inst-stream = if |
stack inst-stream = if |
." INC_IP(" 0 .r ." );" cr |
." INC_IP(" n 0 .r ." );" cr |
else |
else |
stack stack-pointer 2@ type ." += " |
stack stack-pointer 2@ type ." += " |
stack stack-update-transform 0 .r ." ;" cr |
n stack stack-update-transform 0 .r ." ;" cr |
endif |
endif |
endif |
endif ; |
stack stack-moves ; |
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: stack-pointer-update { stack -- } |
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\ and moves |
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\ stacks grow downwards |
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stack stack-prim-stacks-sync @ if |
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stack stack-in @ |
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stack state-in stack-offset - |
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stack swap update-stack-pointer |
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else |
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stack stack-diff ( in-out ) |
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stack state-in stack-offset - |
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stack state-out stack-offset + ( [in-in_offset]-[out-out_offset] ) |
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stack swap update-stack-pointer |
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stack stack-moves |
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endif ; |
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: stack-pointer-updates ( -- ) |
: stack-pointer-updates ( -- ) |
['] stack-pointer-update map-stacks ; |
['] stack-pointer-update map-stacks ; |
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: stack-pointer-update2 { stack -- } |
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stack stack-prim-stacks-sync @ if |
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stack state-out stack-offset |
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stack stack-out @ - |
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stack swap update-stack-pointer |
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endif ; |
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: stack-pointer-updates2 ( -- ) |
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\ update stack pointers after C code, where necessary |
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['] stack-pointer-update2 map-stacks ; |
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: store ( item -- ) |
: store ( item -- ) |
\ f is true if the item should be stored |
\ f is true if the item should be stored |
\ f is false if the store is probably not necessary |
\ f is false if the store is probably not necessary |
Line 957 variable tail-nextp2 \ xt to execute for
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Line 998 variable tail-nextp2 \ xt to execute for
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output-super-end |
output-super-end |
print-debug-results |
print-debug-results |
output-nextp1 |
output-nextp1 |
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stack-pointer-updates2 |
stores |
stores |
fill-state |
fill-state |
xt execute ; |
xt execute ; |
Line 1020 variable tail-nextp2 \ xt to execute for
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Line 1062 variable tail-nextp2 \ xt to execute for
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bounds ?DO I c@ dup '* = IF drop 'x THEN emit LOOP |
bounds ?DO I c@ dup '* = IF drop 'x THEN emit LOOP |
ELSE type THEN ; |
ELSE type THEN ; |
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: output-c ( -- ) |
: output-c ( -- ) |
print-entry ." /* " prim prim-name 2@ prim-type |
print-entry ." /* " prim prim-name 2@ prim-type |
." ( " prim prim-stack-string 2@ type ." ) " |
." ( " prim prim-stack-string 2@ type ." ) " |
state-in .state ." -- " state-out .state ." */" cr |
state-in .state ." -- " state-out .state ." */" cr |
Line 1429 variable reprocessed-num 0 reprocessed-n
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Line 1471 variable reprocessed-num 0 reprocessed-n
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: compute-default-state-out ( n-in -- n-out ) |
: compute-default-state-out ( n-in -- n-out ) |
\ for the current prim |
\ for the current prim |
cache-stack stack-in @ - 0 max |
cache-stack stack-in @ - 0 max |
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cache-stack stack-prim-stacks-sync @ if |
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drop 0 |
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endif |
cache-stack stack-out @ + cache-states 2@ nip 1- min ; |
cache-stack stack-out @ + cache-states 2@ nip 1- min ; |
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: gen-prim-states ( prim -- ) |
: gen-prim-states ( prim -- ) |
Line 1818 Variable c-flag
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Line 1863 Variable c-flag
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{{ prim prim-effect-out }} stack-items {{ prim prim-effect-out-end ! }} |
{{ prim prim-effect-out }} stack-items {{ prim prim-effect-out-end ! }} |
)) <- stack-effect ( -- ) |
)) <- stack-effect ( -- ) |
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(( {{ prim create-prim }} |
(( {{ prim create-prim prim init-simple }} |
` ( white ** {{ start }} stack-effect {{ end prim prim-stack-string 2! }} ` ) white ** |
` ( white ** {{ start }} stack-effect {{ end prim prim-stack-string 2! }} ` ) white ** |
(( {{ start }} forth-ident {{ end prim prim-wordset 2! }} white ** |
(( {{ start }} forth-ident {{ end prim prim-wordset 2! }} white ** |
(( {{ start }} c-ident {{ end 2dup prim-c-name-2! }} )) ?? |
(( {{ start }} c-ident {{ end 2dup prim-c-name-2! }} )) ?? |