version 1.158, 2005/07/28 19:15:00
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version 1.163, 2006/12/31 13:39:13
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\ converts primitives to, e.g., C code |
\ converts primitives to, e.g., C code |
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\ Copyright (C) 1995,1996,1997,1998,2000,2003,2004 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1996,1997,1998,2000,2003,2004,2005,2006 Free Software Foundation, Inc. |
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\ This file is part of Gforth. |
\ This file is part of Gforth. |
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Line 51
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Line 51
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\ (stack-in-index-xt and a test for stack==instruction-stream); there |
\ (stack-in-index-xt and a test for stack==instruction-stream); there |
\ should be only one. |
\ should be only one. |
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\ for backwards compatibility, jaw |
\ for backwards compatibility, jaw |
require compat/strcomp.fs |
require compat/strcomp.fs |
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Line 102 variable include-skipped-insts
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Line 103 variable include-skipped-insts
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\ inline arguments (false) |
\ inline arguments (false) |
include-skipped-insts off |
include-skipped-insts off |
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2variable threaded-code-pointer-type \ type used for geninst etc. |
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s" Inst **" threaded-code-pointer-type 2! |
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variable immarg \ values for immediate arguments (to be used in IMM_ARG macros) |
variable immarg \ values for immediate arguments (to be used in IMM_ARG macros) |
$12340000 immarg ! |
$12340000 immarg ! |
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Line 201 struct%
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Line 205 struct%
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end-struct ss% \ stack-state |
end-struct ss% \ stack-state |
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struct% |
struct% |
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cell% field state-enabled |
cell% field state-number |
cell% field state-number |
cell% max-stacks * field state-sss |
cell% max-stacks * field state-sss |
end-struct state% |
end-struct state% |
Line 500 defer inst-stream-f ( -- stack )
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Line 505 defer inst-stream-f ( -- stack )
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." 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-in-index r@ item-stack @ 2dup ." (Cell)" stack-read |
r@ item-in-index r@ item-stack @ 2dup stack-read |
." , " -1 under+ ." (Cell)" stack-read |
." , " -1 under+ stack-read |
." , " r@ item-name 2@ type |
." , " r@ item-name 2@ type |
." )" cr |
." )" cr |
rdrop ; |
rdrop ; |
Line 751 stack inst-stream IP Cell
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Line 756 stack inst-stream IP Cell
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: state ( "name" -- ) |
: state ( "name" -- ) |
\ create a state initialized with default-sss |
\ create a state initialized with default-sss |
create state% %allot { s } |
create state% %allot { s } |
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s state-enabled on |
next-state-number @ s state-number ! 1 next-state-number +! |
next-state-number @ s state-number ! 1 next-state-number +! |
max-stacks 0 ?do |
max-stacks 0 ?do |
default-ss s state-sss i th ! |
default-ss s state-sss i th ! |
loop ; |
loop ; |
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: state-disable ( state -- ) |
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state-enabled off ; |
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: state-enabled? ( state -- f ) |
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state-enabled @ ; |
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: .state ( state -- ) |
: .state ( state -- ) |
0 >body - >name .name ; |
0 >body - >name .name ; |
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Line 1169 variable tail-nextp2 \ xt to execute for
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Line 1181 variable tail-nextp2 \ xt to execute for
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: output-gen ( -- ) |
: output-gen ( -- ) |
\ generate C code for generating VM instructions |
\ generate C code for generating VM instructions |
." void gen_" prim prim-c-name 2@ type ." (Inst **ctp" gen-args-parm ." )" cr |
." void gen_" prim prim-c-name 2@ type ." (" |
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threaded-code-pointer-type 2@ type ." ctp" gen-args-parm ." )" cr |
." {" cr |
." {" cr |
." gen_inst(ctp, vm_prim[" function-number @ 0 .r ." ]);" cr |
." gen_inst(ctp, " function-number @ 0 .r ." );" cr |
gen-args-gen |
gen-args-gen |
." }" cr ; |
." }" cr ; |
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Line 1457 variable reprocessed-num 0 reprocessed-n
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Line 1470 variable reprocessed-num 0 reprocessed-n
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: state-prim1 { in-state out-state prim -- } |
: state-prim1 { in-state out-state prim -- } |
in-state out-state state-default dup d= ?EXIT |
in-state out-state state-default dup d= ?EXIT |
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in-state state-enabled? out-state state-enabled? and 0= ?EXIT |
in-state to state-in |
in-state to state-in |
out-state to state-out |
out-state to state-out |
prim reprocess-simple ; |
prim reprocess-simple ; |