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- (define-module (analyzer annotated-tree-il)
- #:use-module (analyzer value-sets)
- #:use-module (analyzer set-queue)
- #:use-module (analyzer lexical-envs)
- #:use-module (ice-9 match)
- #:use-module (system base syntax)
- #:use-module (language tree-il)
- #:export (annotated-tree-il-src
- annotated-tree-il-parent
- annotated-tree-il-can-return?
- annotated-tree-il-return-value-set
- <a-void> a-void? make-a-void
-
- <a-const> a-const? make-a-const a-const-exp
-
- <a-primitive-ref> a-primitive-ref? a-primitive-ref-name
-
- <a-lexical-ref> a-lexical-ref? a-lexical-ref-name
- a-lexical-ref-gensym
- <a-lexical-set> a-lexical-set? a-lexical-set-target-value-set
- a-lexical-set-name a-lexical-set-gensym a-lexical-set-exp
- <a-module-ref> a-module-ref? a-module-ref-mod a-module-ref-name
- a-module-ref-public?
- <a-module-set> a-module-set? a-module-set-target-value-set
- a-module-set-mod a-module-set-name a-module-set-public?
- a-module-set-exp
- <a-toplevel-ref> a-toplevel-ref? a-toplevel-ref-name
- <a-toplevel-set> a-toplevel-set? a-toplevel-set-target-value-set
- a-toplevel-set-name a-toplevel-set-exp
- <a-toplevel-define> a-toplevel-define? a-toplevel-define-name
- a-toplevel-define-exp
- <a-conditional> a-conditional? a-conditional-test
- a-conditional-consequent a-conditional-alternate
- <a-call> a-call? a-call-proc a-call-args
- <a-seq> a-seq? a-seq-head a-seq-tail
- <a-lambda> a-lambda? a-lambda-meta a-lambda-body
- <a-lambda-case> a-lambda-case? a-lambda-case-req a-lambda-case-opt a-lambda-case-rest
- a-lambda-case-kw a-lambda-case-inits a-lambda-case-gensyms a-lambda-case-body
- a-lambda-case-alternate
- <a-let> a-let? a-let-names a-let-gensyms a-let-vals a-let-body
- <a-letrec> a-letrec? a-letrec-in-order? a-letrec-names
- a-letrec-gensyms a-letrec-vals a-letrec-body
- <a-dynlet> a-dynlet? a-dynlet-fluids a-dynlet-vals a-dynlet-body
- <a-dynref> a-dynref? a-dynref-fluid
- <a-dynset> a-dynset? a-dynset-target-value-set a-dynset-fluid
- a-dynset-exp
- <a-dynwind> a-dynwind? a-dynwind-winter a-dynwind-body
- a-dynwind-handler
- <a-prompt> a-prompt? a-prompt-tag a-prompt-body a-prompt-handler
- <a-abort> a-abort? a-abort-tag a-abort-args a-abort-tail
- <a-fix> a-fix? a-fix-names a-fix-gensyms a-fix-vals a-fix-body
- <a-let-values> a-let-values? a-let-values-exp a-let-values-body
- <a-verify> a-verify? a-verify-exps
- tree-il->annotated-tree-il!))
- #|
- The src slot is the same as for regular tree-il. The value-set slot
- points to the value-set of this expression's return value.
- |#
- (define-type (<annotated-tree-il>
- #:common-slots (src parent can-return? return-value-set))
- ;; to do: add printer
- (<a-void>)
- (<a-const> exp)
- (<a-primitive-ref> name)
- (<a-lexical-ref> name gensym)
- (<a-lexical-set> target-value-set
- name gensym exp)
- (<a-module-ref> mod name public?)
- (<a-module-set> target-value-set
- mod name public? exp)
- (<a-toplevel-ref> name)
- (<a-toplevel-set> target-value-set
- name exp)
- (<a-toplevel-define> name exp)
- (<a-conditional> test consequent alternate)
- (<a-call> proc args)
- (<a-seq> head tail)
- (<a-lambda> meta body)
- (<a-lambda-case> req opt rest kw inits gensyms body alternate)
- (<a-let> names gensyms vals body)
- (<a-letrec> in-order? names gensyms vals body)
- (<a-dynlet> fluids vals body)
- (<a-dynref> fluid)
- (<a-dynset> target-value-set fluid exp)
- (<a-dynwind> winder body unwinder)
- (<a-prompt> tag body handler)
- (<a-abort> tag args tail)
- (<a-fix> names gensyms vals body)
- (<a-let-values> exp body)
- (<a-verify> exps))
- ;; this procedure
- ;; - converts tree-il to annotated tree-il.
- ;; - annotates nodes with their parents.
- ;; - annotates references and sets with the value-sets they use.
- ;; (it creates value-set objects, but doesn't do inference)
- ;; - adds verify nodes to verifies, a variable object holding a list
- ;; - calls leaf-func on nodes that already have values (const nodes),
- ;; after annotated with parents and value sets
- (define (tree-il->annotated-tree-il! tree-il toplevel-env verifies leaf-func)
- (let rec ((parent #f)
- (tree tree-il)
- (env toplevel-env))
- (match tree
- (($ <void> src)
- (error "No voids yet!"))
- (($ <const> src exp)
- (let ((ret
- (make-a-const src parent
- #t ; can-return?
- (value-set-with-values exp) ; return-value-set
- exp
- )))
- (leaf-func ret)
- ret))
- (($ <primitive-ref> src name)
- (error "No primitive-refs yet!"))
- (($ <lexical-ref> src name gensym)
- (make-a-lexical-ref src parent
- #t ; can-return?
- (annotated-tree-il-return-value-set
- (environment-lookup env gensym)) ; return-value-set
- name gensym))
- (($ <lexical-set> src name gensym exp)
- (error "No lexical sets yet!"))
- (($ <module-ref> src mod name public?)
- (error "No module-ref yet!"))
- (($ <module-set> src mod name public? exp)
- (error "No module-set yet!"))
- (($ <toplevel-ref> src name)
- (make-a-toplevel-ref src parent
- #t ; can-return?
- (environment-lookup env name) ; return-value-set
- name))
- (($ <toplevel-set> src name exp)
- (error "No toplevel sets yet!"))
- (($ <toplevel-define> src name exp)
- (error "No top level defines yet!"))
- ;; don't need to put this in the *newly-set-value* list
- ;; because it will be put there once the leaves in its
- ;; definition have propagated a definition up to the top
- ;; level. until that happens we don't know enough to infer
- ;; anything interesting anyway.
- (($ <conditional> src test consequent alternate)
- (error "No conditionals yet!"))
- (($ <call> src ($ <toplevel-ref> tsrc 'verify) args)
- (let ((ret (make-a-verify src parent
- #f ; can-return?
- (value-set-nothing) ; return-value-se
- '())))
- (set! (a-verify-exps ret)
- (map (lambda (x) (rec ret x env)) args))
- (variable-set! verifies
- (cons ret (variable-ref verifies)))
- ret))
- (($ <call> src proc args)
- (let ((ret (make-a-call src parent
- #t ; can-return?
- (value-set-nothing) ; return-value-set
- #f '())))
- (set! (a-call-proc ret) (rec ret proc env))
- (set! (a-call-args ret) (map (lambda (x) (rec ret x env)) args))
- ret))
- (($ <primcall> src name args)
- (error "No primcalls!"))
- ;; To do: rewrite primcalls as (call (primitive-ref ...) ...)
- (($ <seq> src head tail)
- (error "No seqs yet!"))
- (($ <lambda> src meta body)
- (error "No lambdas yet!"))
- (($ <lambda-case> src req opt rest kw inits gensyms body alternate)
- (error "No lambda-case right now!"))
- (($ <let> src names gensyms vals body)
- (let ((ret (make-a-let src parent
- #t ; can-return?
- #f ; return-value-set
- names gensyms
- '() '())))
- (set! (a-let-vals ret) (map (lambda (x) (rec ret x env)) vals))
- (set! (a-let-body ret)
- (rec ret body
- (environment-append-names-values env
- gensyms
- (a-let-vals ret))))
- (set! (annotated-tree-il-return-value-set ret)
- (annotated-tree-il-return-value-set (a-let-body ret)))
- ret))
- (($ <letrec> src in-order? names gensyms vals body)
- (error "No letrecs yet!"))
- (($ <dynlet> src fluids vals body)
- (error "No dynlet yet!"))
- (($ <dynref> src fluid)
- (error "No dynref yet!"))
- (($ <dynset> src fluid exp)
- (error "No dynset yet!"))
- (($ <dynwind> src winder body unwinder)
- (error "No dynwind yet!"))
- (($ <prompt> src tag body handler)
- (error "No prompt yet!"))
- (($ <abort> src tag args tail)
- (error "No abort yet!"))
- (($ <let-values> src names gensyms exp body)
- (error "No let-values yet!"))
- (($ <fix> src names gensyms vals body)
- (error "No fix yet!"))
- )))
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