mirror of
https://github.com/open-goal/jak-project.git
synced 2024-10-20 21:27:52 -04:00
2969833b2d
- `speech` - `ambient` - `water-h` - `vol-h` - `generic-obs` - `carry-h` - `pilot-h` - `board-h` - `gun-h` - `flut-h` - `indax-h` - `lightjak-h` - `darkjak-h` - `target-util` - `history` - `collide-reaction-target` - `logic-target` - `sidekick` - `projectile` - `voicebox` - `ragdoll-edit` - most of `ragdoll` (not added to gsrc yet) - `curves` - `find-nearest` - `lightjak-wings` - `target-handler` - `target-anim` - `target` - `target2` - `target-swim` - `target-lightjak` - `target-invisible` - `target-death` - `target-gun` - `gun-util` - `board-util` - `target-board` - `board-states` - `mech-h` - `vol` - `vent` - `viewer` - `gem-pool` - `collectables` - `crates` - `secrets-menu` Additionally: - Detection of non-virtual state inheritance - Added a config file that allows overriding the process stack size set by `stack-size-set!` calls - Fix for integer multiplication with `r0` - Fixed detection for the following macros: - `static-attack-info` - `defpart` and `defpartgroup` (probably still needs adjustments, uses Jak 2 implementation at the moment) - `sound-play` (Jak 3 seems to always call `sound-play-by-name` with a `sound-group` of 0, so the macro has been temporarily defaulted to use that) One somewhat significant change made here that should be noted is that the return type of `process::init-from-entity!` was changed to `object`. I've been thinking about this for a while, since it looks a bit nicer without the `(none)` at the end and I have recently encountered init methods that early return `0`.
487 lines
17 KiB
Common Lisp
487 lines
17 KiB
Common Lisp
;;-*-Lisp-*-
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(in-package goal)
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;; name: gstate.gc
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;; name in dgo: gstate
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;; dgos: KERNEL
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(defmacro go (next-state &rest args)
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"Change the state of the current process.
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This will only return if this is called within the post thread.
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Otherwise, execution stops here and the kernel will run the next state next time."
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`(with-pp
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(go-hook pp ,next-state ,@args)
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)
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)
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(defmacro process-spawn-function (proc-type func &key (from *default-dead-pool*) &key (to *default-pool*) &key (name #f) &key (stack-size #x4000) &key (stack *scratch-memory-top*) &rest args)
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"Start a new process that runs a function on its main thread.
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Returns a pointer to the new process (or #f? on error).
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Note that the extra jak 3 arg is so far always 1 (checked in decompiler)"
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(with-gensyms (new-proc)
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`(let ((,new-proc (the-as ,proc-type (get-process ,from ,proc-type ,stack-size 1))))
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(when ,new-proc
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((method-of-type ,proc-type activate) ,new-proc ,to ,(if name name `(symbol->string ',proc-type)) ,stack)
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(run-next-time-in-process ,new-proc ,func ,@args)
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(the (pointer ,proc-type) (-> ,new-proc ppointer))
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)
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)
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)
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)
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(defmacro process-spawn (proc-type &key (init #f)
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&key (from *default-dead-pool*)
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&key (to *default-pool*)
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&key (name #f)
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&key (stack-size #x4000)
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&key (stack *scratch-memory-top*)
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&key (unk 1)
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&rest args)
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"Start a new process and run an init function on it.
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Returns a pointer to the new process, or #f (or is it 0?) if something goes wrong."
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(with-gensyms (new-proc)
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`(let ((,new-proc (the-as ,proc-type (get-process ,from ,proc-type ,stack-size ,unk))))
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(when ,new-proc
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((method-of-type ,proc-type activate) ,new-proc ,to ,(if name name `(symbol->string ,proc-type)) ,stack)
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(run-now-in-process ,new-proc ,(if init init (string->symbol (fmt #f "{}-init-by-other" proc-type))) ,@args)
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(the (pointer ,proc-type) (-> ,new-proc ppointer))
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)
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)
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)
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)
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(defmacro go-virtual (state-name &key (proc self) &rest args)
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"Same as go, but use a virtual state."
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`(go (method-of-object ,proc ,state-name) ,@args)
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)
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(defmacro go-process (proc next-state &rest args)
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"Make another process go."
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`(with-pp
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(protect (pp)
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(set! pp ,proc)
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(go-hook pp ,next-state ,@args)
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)
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)
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)
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;; run the given function in a process right now.
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;; will return to here when:
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;; - you return
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;; - you deactivate
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;; - you go
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;; - you throw to 'initialize
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(defmacro run-now-in-process (proc func &rest args)
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"Run a function in another process right now."
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`((the (function _varargs_ object) run-function-in-process)
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,proc ,func ,@args
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)
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)
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;; sets the main thread of the given process to run the given thing.
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;; this resets the main thread stack back to the top
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(defmacro run-next-time-in-process (proc func &rest args)
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"Set up a process to run a function the next time it is scheduled."
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`((the (function _varargs_ object) set-to-run)
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(-> ,proc main-thread) ,func ,@args
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)
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)
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;; use a compile-time list to keep track of the type of an anonymous behavior.
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(seval (define *defstate-type-stack* '()))
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(desfun def-state-check-behavior (beh-form beh-type)
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"check if code block is an anonymous behavior. needed for anonymous behaviors on defstate."
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(when (and (pair? beh-form) (eq? (first beh-form) 'behavior))
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(push! *defstate-type-stack* beh-type)
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)
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)
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(defmacro clear-def-state-stack ()
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(set! *defstate-type-stack* '())
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`(none)
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)
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;; set when inside a defstate.
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(seval (define *defstate-current-type* #f))
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(seval (define *defstate-current-state-name* #f))
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;; *no-state* is just used for the compiler to know whether a handler was actually set or not
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(defmacro defstate (state-name parents
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&key (virtual #f)
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&key (parent #f)
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&key (event *no-state*)
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&key (enter *no-state*)
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&key (trans *no-state*)
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&key (exit *no-state*)
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&key (code *no-state*)
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&key (post *no-state*)
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)
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"Define a new state!"
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(with-gensyms (new-state)
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(let ((defstate-type (first parents)))
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(when (not (null? *defstate-type-stack*))
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(fmt #t "*defstate-type-stack* leaked! An error probably happened in a previous defstate. stack is: {}"
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*defstate-type-stack*)
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)
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(set! *defstate-type-stack* '())
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(when virtual
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(set! *defstate-current-type* defstate-type)
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(set! *defstate-current-state-name* state-name)
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)
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;; check for default handlers
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(let ((default-handlers (assoc defstate-type *default-state-handlers*)))
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(when default-handlers
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;;(fmt #t "found default-handlers for {}: {}\n" defstate-type default-handlers)
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;; event
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(set! default-handlers (cadr default-handlers))
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(when (and (eq? event '*no-state*) (car default-handlers))
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(set! event (car default-handlers)))
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;; enter
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(set! default-handlers (cdr default-handlers))
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(when (and (eq? enter '*no-state*) (car default-handlers))
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(set! enter (car default-handlers)))
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;; trans
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(set! default-handlers (cdr default-handlers))
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(when (and (eq? trans '*no-state*) (car default-handlers))
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(set! trans (car default-handlers)))
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;; exit
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(set! default-handlers (cdr default-handlers))
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(when (and (eq? exit '*no-state*) (car default-handlers))
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(set! exit (car default-handlers)))
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;; code
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(set! default-handlers (cdr default-handlers))
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(when (and (eq? code '*no-state*) (car default-handlers))
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(set! code (car default-handlers)))
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;; post
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(set! default-handlers (cdr default-handlers))
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(when (and (eq? post '*no-state*) (car default-handlers))
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(set! post (car default-handlers)))
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(set! default-handlers (cdr default-handlers))
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)
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)
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(def-state-check-behavior event defstate-type)
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(def-state-check-behavior enter defstate-type)
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(def-state-check-behavior trans defstate-type)
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(def-state-check-behavior exit defstate-type)
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(def-state-check-behavior code defstate-type)
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(def-state-check-behavior post defstate-type)
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`(let ((,new-state (new 'static 'state
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:name (quote ,state-name)
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:next #f
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:exit #f
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:code #f
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:trans #f
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:post #f
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:enter #f
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:event #f
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)
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))
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;; the compiler will set the fields of the given state and define the symbol.
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;; This way it can check the individual function types, make sure they make sense, and create
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;; a state with the appropriate type.
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,(cond
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(virtual
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`(define-virtual-state-hook ,state-name ,defstate-type ,new-state ,(eq? virtual 'override) :event ,event :enter ,enter :trans ,trans :exit ,exit :code ,code :post ,post)
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)
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(parent
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`(begin
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(inherit-state ,new-state (the state ,parent))
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(set! (-> ,new-state parent) (the state ,parent))
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(define-state-hook ,state-name ,defstate-type ,new-state :event ,event :enter ,enter :trans ,trans :exit ,exit :code ,code :post ,post)
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)
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)
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(#t
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`(define-state-hook ,state-name ,defstate-type ,new-state :event ,event :enter ,enter :trans ,trans :exit ,exit :code ,code :post ,post)
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)
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)
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)
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)
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)
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)
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(defmacro find-parent-state ()
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"Find the first different implementation of the current virtual state above this one."
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(when (or (not *defstate-current-type*)
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(not *defstate-current-state-name*))
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(error "use of find-parent-state outside of a defstate.")
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)
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`(cast-to-method-type
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,*defstate-current-type*
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,*defstate-current-state-name*
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(find-parent-method ,*defstate-current-type* (method-id-of-type ,*defstate-current-type* ,*defstate-current-state-name*))
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)
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)
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(defmacro behavior (bindings &rest body)
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"Define an anonymous behavior for a process state. This may only be used inside a defstate!"
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(let ((behavior-type (first *defstate-type-stack*)))
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(pop! *defstate-type-stack*)
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`(lambda :behavior ,behavior-type ,bindings ,@body)
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)
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)
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;; set the default handler functions for a process's state handlers
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(seval (define *default-state-handlers* '()))
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(defmacro defstatehandler (proc
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&key (event #f)
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&key (enter #f)
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&key (trans #f)
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&key (exit #f)
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&key (code #f)
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&key (post #f))
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(let ((old (assoc proc *default-state-handlers*))
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(new (list proc (list event enter trans exit code post))))
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(if (not old)
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(append!! *default-state-handlers* new) ;; add new set of default handlers
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(dolist (hnd *default-state-handlers*) ;; replace old handlers with new ones
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(when (eq? (car hnd) old)
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(set-car! hnd new)
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)
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)
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)
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)
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`(none)
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)
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;; DECOMP BEGINS
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(defmethod new state ((allocation symbol)
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(type-to-make type)
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(arg0 symbol)
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(arg1 function)
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(arg2 (function object))
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(arg3 function)
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(arg4 (function object))
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(arg5 (function process int symbol event-message-block object))
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)
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(let ((v0-0 (object-new allocation type-to-make (the-as int (-> type-to-make size)))))
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(set! (-> v0-0 name) arg0)
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(set! (-> v0-0 next) #f)
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(set! (-> v0-0 parent) #f)
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(set! (-> v0-0 exit) arg4)
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(set! (-> v0-0 code) arg1)
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(set! (-> v0-0 trans) arg2)
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(set! (-> v0-0 post) #f)
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(set! (-> v0-0 enter) arg3)
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(set! (-> v0-0 event) arg5)
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v0-0
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)
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)
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(defun inherit-state ((arg0 state) (arg1 state))
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(set! (-> arg0 parent) (-> arg1 parent)) ;; huh???
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(set! (-> arg0 exit) (-> arg1 exit))
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(set! (-> arg0 code) (-> arg1 code))
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(set! (-> arg0 trans) (-> arg1 trans))
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(set! (-> arg0 post) (-> arg1 post))
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(set! (-> arg0 enter) (-> arg1 enter))
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(set! (-> arg0 event) (-> arg1 event))
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arg0
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)
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(defmethod print ((this state))
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(format #t "#<~A ~A @ #x~X>" (-> this type) (-> this name) this)
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this
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)
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(defun state-type? ((arg0 state) (arg1 symbol))
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(let ((v1-0 arg0))
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(while v1-0
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(if (= (-> v1-0 name) arg1)
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(return #t)
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)
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(set! v1-0 (-> v1-0 parent))
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)
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)
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#f
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)
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(define-extern enter-state (function object object object object object object object))
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(defun enter-state ((arg0 object) (arg1 object) (arg2 object) (arg3 object) (arg4 object) (arg5 object))
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(local-vars (s7-0 none) (sp-0 int) (ra-0 int))
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(with-pp
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;; added!!
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(if (zero? (-> pp next-state))
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(break!))
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(logclear! (-> pp mask) (process-mask sleep sleep-code))
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(logior! (-> pp mask) (process-mask going))
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(cond
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((= (-> pp status) 'initialize)
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(set! (-> pp trans-hook) #f)
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(set-to-run (-> pp main-thread) enter-state arg0 arg1 arg2 arg3 arg4 arg5)
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(set! (-> pp status) 'initialize-go)
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(throw 'initialize #t)
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#t
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)
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((!= (-> *kernel-context* current-process) pp)
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(let ((s0-0 (-> pp status)))
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(set! (-> pp trans-hook) #f)
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(set-to-run (-> pp main-thread) enter-state arg0 arg1 arg2 arg3 arg4 arg5)
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(set! (-> pp status) s0-0)
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)
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#t
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)
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((= (-> pp main-thread) (-> pp top-thread))
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(set! (-> pp prev-state) (-> pp state))
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(set! (-> pp state) (-> pp next-state))
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(let ((s0-1 (-> pp stack-frame-top)))
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(while s0-1
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(case (-> s0-1 type)
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((protect-frame state)
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((-> (the-as protect-frame s0-1) exit))
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)
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)
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(set! s0-1 (-> s0-1 next))
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)
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)
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(logclear! (-> pp mask) (process-mask going))
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(let ((s0-2 (-> pp state)))
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(set! (-> pp event-hook) (-> s0-2 event))
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(if (-> s0-2 exit)
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(set! (-> pp stack-frame-top) s0-2)
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(set! (-> pp stack-frame-top) #f)
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)
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(set! (-> pp post-hook) (-> s0-2 post))
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(set! (-> pp trans-hook) (-> s0-2 trans))
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(let ((t9-4 (-> s0-2 enter)))
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(if t9-4
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((the-as (function object object object object object object none) t9-4) arg0 arg1 arg2 arg3 arg4 arg5)
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)
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)
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(let ((t9-5 (-> s0-2 trans)))
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(if t9-5
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(t9-5)
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)
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)
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(rlet ((temp)
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(func)
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(sp :reg rsp :type uint)
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(off :reg r15 :type uint)
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(carg0 :reg rdi)
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(carg1 :reg rsi)
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(carg2 :reg rdx)
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(carg3 :reg rcx))
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;; prepare args
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;; compiler will likely have these on the stack, we need to get them in regs
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;; before messing with the stack.
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(.mov carg0 arg0)
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(.mov carg1 arg1)
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(.mov carg2 arg2)
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(.mov carg3 arg3)
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;; get the main code as an x86-64 pointer
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(.mov func (-> s0-2 code))
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(.add func off)
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;; reset the stack (scary)
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(.mov sp (-> pp main-thread stack-top))
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(.add sp off)
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;; push the return trampoline for when code returns.
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(.mov temp return-from-thread-dead) ;; will deactivate
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(.add temp off)
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(.push temp)
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;; and call!
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(.jr func)
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;; stupid hack so the compiler doesn't throw away these registers.
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(.add carg0 carg1)
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(.add carg2 carg3)
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#f ;; can't get here
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)
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; (let ((v1-29 (-> pp main-thread)))
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; (.lwu sp-0 28 v1-29)
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; )
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; (let ((t9-6 (-> s0-2 code)))
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; (.lw ra-0 return-from-thread-dead s7-0)
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; (.jr t9-6)
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; )
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)
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arg4
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)
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(else
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(set! (-> pp trans-hook) #f)
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(set-to-run (-> pp main-thread) enter-state arg0 arg1 arg2 arg3 arg4 arg5)
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(when (!= (-> pp top-thread name) 'post)
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;; abandon this one too.
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;; NOTE - this is different from GOAL.
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;; GOAL installs this as the return address for this function and returns normally.
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;; but we don't because I don't have an easy way to find where to stick this.
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;; I can't see how this makes a difference, as all non-main threads seem
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;; temporary, but if this turns out to be false, we will need to change this.
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(abandon-thread)
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#f ;; can't get here
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; (let ((v1-32 return-from-thread))
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; (.sw v1-32 0 (the-as none sp-0))
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; )
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)
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#t
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)
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)
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)
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)
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(kmemopen global "event-queue")
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(let ((v1-4 (new 'global 'event-message-block-array 64)))
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(set! (-> v1-4 length) 0)
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(define *event-queue* v1-4) ;; og:preserve-this
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)
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(kmemclose)
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(defun send-event-function ((arg0 process-tree) (arg1 event-message-block))
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(with-pp
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(when (and arg0 (!= (-> arg0 type) process-tree) (-> (the-as process arg0) event-hook) (-> arg1 from))
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(let ((gp-0 pp))
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(set! pp (the-as process arg0))
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(let ((v0-0 ((-> (the-as process arg0) event-hook) (-> arg1 from 0) (-> arg1 num-params) (-> arg1 message) arg1)))
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(set! pp gp-0)
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|
v0-0
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|
)
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|
)
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|
)
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|
)
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|
)
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|
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(defmethod send-all! ((this event-message-block-array))
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(dotimes (s5-0 (-> this length))
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(let* ((a1-0 (-> this data s5-0))
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|
(a0-2 (handle->process (-> a1-0 to-handle)))
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|
)
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|
(if (and a0-2 (handle->process (-> a1-0 from-handle)))
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|
(send-event-function a0-2 a1-0)
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|
)
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|
)
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|
)
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|
(set! (-> this length) 0)
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|
0
|
|
(none)
|
|
)
|
|
|
|
;; WARN: new jak 2 until loop case, check carefully
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|
(defun looping-code ()
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|
(until #f
|
|
(suspend)
|
|
)
|
|
#f
|
|
)
|
|
|
|
(defmacro send-event (proc msg &key (from (with-pp pp)) &rest params)
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|
"Send an event to a process. This should be used over send-event-function"
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|
`(let ((event-data (new 'stack-no-clear 'event-message-block)))
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|
(set! (-> event-data from) (process->ppointer ,from))
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|
(set! (-> event-data num-params) ,(length params))
|
|
(set! (-> event-data message) ,msg)
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|
,@(apply-i (lambda (x i) `(set! (-> event-data param ,i) (the-as uint ,x))) params)
|
|
(send-event-function ,proc event-data)
|
|
)
|
|
)
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|
|