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Issue #269 - Let wrap-mutables emit ast

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Justin Ethier 2018-08-09 13:51:38 -04:00
parent f600efa052
commit e398c50fd1
2 changed files with 20 additions and 13 deletions
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2
cyclone.scm
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@ -432,7 +432,7 @@
(wrap-mutables expr globals))
input-program))
(trace:info "---------------- after wrap-mutables:")
(trace:info input-program) ;pretty-print
(trace:info (ast:ast->pp-sexp input-program))
(set! input-program
(map

31
scheme/cyclone/transforms.sld
View file

@ -726,22 +726,31 @@
; wrap-mutables : exp -> exp
(define (wrap-mutables exp globals)
(define (wrap-mutable-formals formals body-exp)
(define (wrap-mutable-formals id formals body-exp has-cont)
(if (not (pair? formals))
body-exp
(list body-exp)
(if (is-mutable? (car formals))
`((lambda (,(car formals))
,(wrap-mutable-formals (cdr formals) body-exp))
(cell ,(car formals)))
(wrap-mutable-formals (cdr formals) body-exp))))
(list (ast:%make-lambda
id
(car formals)
(wrap-mutable-formals id (cdr formals) body-exp has-cont)
has-cont)
`(cell ,(car formals)))
(wrap-mutable-formals id (cdr formals) body-exp has-cont))))
(cond
; Core forms:
((ast:lambda? exp)
`(lambda ,(ast:lambda-args exp)
,(wrap-mutable-formals
(ast:%make-lambda
(ast:lambda-id exp)
(ast:lambda-args exp)
(wrap-mutable-formals
(ast:lambda-id exp)
(ast:lambda-formals->list exp)
(wrap-mutables (car (ast:lambda-body exp)) globals)))) ;; Assume single expr in lambda body, since after CPS phase
(wrap-mutables (car (ast:lambda-body exp)) globals)
(ast:lambda-has-cont exp))
(ast:lambda-has-cont exp)
)) ;; Assume single expr in lambda body, since after CPS phase
((const? exp) exp)
((ref? exp) (if (and (not (member exp globals))
(is-mutable? exp))
@ -749,9 +758,7 @@
exp))
((prim? exp) exp)
((quote? exp) exp)
((lambda? exp) `(lambda ,(lambda->formals exp)
,(wrap-mutable-formals (lambda-formals->list exp)
(wrap-mutables (car (lambda->exp exp)) globals)))) ;; Assume single expr in lambda body, since after CPS phase
((lambda? exp) (error `(Unexpected lambda in wrap-mutables ,exp)))
((set!? exp) `(,(if (member (set!->var exp) globals)
'set-global!
'set-cell!)