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psyntax: Simplify to first-order bindings. NFC

* module/ice-9/psyntax.scm (no-source, make-empty-ribcage): Make normal
bindings, not macros.
This commit is contained in:
Andy Wingo 2024-11-18 15:16:55 +01:00
parent 522b0b4510
commit 527b4498a8
2 changed files with 84 additions and 82 deletions

View file

@ -183,6 +183,7 @@
(make-letrec src in-order? ids vars val-exps body-exp)))))
(if (null? v) body-exp (fk)))))
(gen-lexical (lambda (id) (module-gensym (symbol->string id))))
(no-source #f)
(datum-sourcev
(lambda (datum)
(let ((props (source-properties datum)))
@ -297,6 +298,7 @@
(the-anti-mark #f)
(anti-mark (lambda (w) (make-wrap (cons the-anti-mark (wrap-marks w)) (cons 'shift (wrap-subst w)))))
(new-mark (lambda () (gen-unique)))
(make-empty-ribcage (lambda () (make-ribcage '() '() '())))
(extend-ribcage!
(lambda (ribcage id label)
(set-ribcage-symnames! ribcage (cons (syntax-expression id) (ribcage-symnames ribcage)))
@ -703,7 +705,7 @@
(expand-top-sequence
(lambda (body r w s m esew mod)
(let* ((r (cons '("placeholder" placeholder) r))
(ribcage (make-ribcage '() '() '()))
(ribcage (make-empty-ribcage))
(w (make-wrap (wrap-marks w) (cons ribcage (wrap-subst w)))))
(letrec* ((record-definition!
(lambda (id var)
@ -899,14 +901,14 @@
(expand-install-global
(lambda (mod name type e)
(build-global-definition
#f
no-source
mod
name
(build-primcall
#f
no-source
'make-syntax-transformer
(list (build-data #f name)
(build-data #f (if (eq? type 'define-syntax-parameter-form) 'syntax-parameter 'macro))
(list (build-data no-source name)
(build-data no-source (if (eq? type 'define-syntax-parameter-form) 'syntax-parameter 'macro))
e)))))
(parse-when-list
(lambda (e when-list)
@ -1152,16 +1154,16 @@
(source-wrap e w (wrap-subst w) mod)
x))
(else (decorate-source x))))))
(let* ((t-680b775fb37a463-10d6 transformer-environment)
(t-680b775fb37a463-10d7 (lambda (k) (k e r w s rib mod))))
(let* ((t-680b775fb37a463-10a5 transformer-environment)
(t-680b775fb37a463-10a6 (lambda (k) (k e r w s rib mod))))
(with-fluid*
t-680b775fb37a463-10d6
t-680b775fb37a463-10d7
t-680b775fb37a463-10a5
t-680b775fb37a463-10a6
(lambda () (rebuild-macro-output (p (source-wrap e (anti-mark w) s mod)) (new-mark))))))))
(expand-body
(lambda (body outer-form r w mod)
(let* ((r (cons '("placeholder" placeholder) r))
(ribcage (make-ribcage '() '() '()))
(ribcage (make-empty-ribcage))
(w (make-wrap (wrap-marks w) (cons ribcage (wrap-subst w)))))
(let parse ((body (map (lambda (x) (cons r (wrap x w mod))) body))
(ids '())
@ -1310,7 +1312,7 @@
(let ((p (local-eval expanded mod)))
(if (not (procedure? p)) (syntax-violation #f "nonprocedure transformer" p))
p)))
(expand-void (lambda () (build-void #f)))
(expand-void (lambda () (build-void no-source)))
(ellipsis?
(lambda (e r mod)
(and (nonsymbol-id? e)
@ -1687,11 +1689,11 @@
s
mod
get-formals
(map (lambda (tmp-680b775fb37a463-1
tmp-680b775fb37a463
tmp-680b775fb37a463-135f)
(cons tmp-680b775fb37a463-135f
(cons tmp-680b775fb37a463 tmp-680b775fb37a463-1)))
(map (lambda (tmp-680b775fb37a463-132e
tmp-680b775fb37a463-132d
tmp-680b775fb37a463-132c)
(cons tmp-680b775fb37a463-132c
(cons tmp-680b775fb37a463-132d tmp-680b775fb37a463-132e)))
e2*
e1*
args*)))
@ -1893,14 +1895,14 @@
(regen (lambda (x)
(let ((key (car x)))
(cond
((memv key '(ref)) (build-lexical-reference #f (cadr x) (cadr x)))
((memv key '(primitive)) (build-primref #f (cadr x)))
((memv key '(quote)) (build-data #f (cadr x)))
((memv key '(ref)) (build-lexical-reference no-source (cadr x) (cadr x)))
((memv key '(primitive)) (build-primref no-source (cadr x)))
((memv key '(quote)) (build-data no-source (cadr x)))
((memv key '(lambda))
(if (list? (cadr x))
(build-simple-lambda #f (cadr x) #f (cadr x) '() (regen (caddr x)))
(build-simple-lambda no-source (cadr x) #f (cadr x) '() (regen (caddr x)))
(error "how did we get here" x)))
(else (build-primcall #f (car x) (map regen (cdr x)))))))))
(else (build-primcall no-source (car x) (map regen (cdr x)))))))))
(lambda (e r w s mod)
(let* ((e (source-wrap e w s mod)) (tmp e) (tmp ($sc-dispatch tmp '(_ any))))
(if tmp
@ -1959,8 +1961,8 @@
(apply (lambda (args e1 e2)
(build-it
'()
(map (lambda (tmp-680b775fb37a463-6bf tmp-680b775fb37a463-6be tmp-680b775fb37a463-6bd)
(cons tmp-680b775fb37a463-6bd (cons tmp-680b775fb37a463-6be tmp-680b775fb37a463-6bf)))
(map (lambda (tmp-680b775fb37a463-2 tmp-680b775fb37a463-1 tmp-680b775fb37a463)
(cons tmp-680b775fb37a463 (cons tmp-680b775fb37a463-1 tmp-680b775fb37a463-2)))
e2
e1
args)))
@ -1970,9 +1972,9 @@
(apply (lambda (docstring args e1 e2)
(build-it
(list (cons 'documentation (syntax->datum docstring)))
(map (lambda (tmp-680b775fb37a463-6d5 tmp-680b775fb37a463-6d4 tmp-680b775fb37a463-6d3)
(cons tmp-680b775fb37a463-6d3
(cons tmp-680b775fb37a463-6d4 tmp-680b775fb37a463-6d5)))
(map (lambda (tmp-680b775fb37a463-6ae tmp-680b775fb37a463-6ad tmp-680b775fb37a463-6ac)
(cons tmp-680b775fb37a463-6ac
(cons tmp-680b775fb37a463-6ad tmp-680b775fb37a463-6ae)))
e2
e1
args)))
@ -2003,9 +2005,8 @@
(apply (lambda (docstring args e1 e2)
(build-it
(list (cons 'documentation (syntax->datum docstring)))
(map (lambda (tmp-680b775fb37a463-69f tmp-680b775fb37a463-69e tmp-680b775fb37a463-69d)
(cons tmp-680b775fb37a463-69d
(cons tmp-680b775fb37a463-69e tmp-680b775fb37a463-69f)))
(map (lambda (tmp-680b775fb37a463-2 tmp-680b775fb37a463-1 tmp-680b775fb37a463)
(cons tmp-680b775fb37a463 (cons tmp-680b775fb37a463-1 tmp-680b775fb37a463-2)))
e2
e1
args)))
@ -2130,7 +2131,7 @@
(if tmp
(apply (lambda (head tail val)
(call-with-values
(lambda () (syntax-type head r empty-wrap #f #f mod #t))
(lambda () (syntax-type head r empty-wrap no-source #f mod #t))
(lambda (type value ee* ee ww ss modmod)
(let ((key type))
(if (memv key '(module-ref))
@ -2224,7 +2225,7 @@
(let* ((tmp e) (tmp-1 ($sc-dispatch tmp '(_ any any))))
(if tmp-1
(apply (lambda (test then)
(build-conditional s (expand test r w mod) (expand then r w mod) (build-void #f)))
(build-conditional s (expand test r w mod) (expand then r w mod) (build-void no-source)))
tmp-1)
(let ((tmp-1 ($sc-dispatch tmp '(_ any any any))))
(if tmp-1
@ -2314,10 +2315,10 @@
(let ((ids (map car pvars)) (levels (map cdr pvars)))
(let ((labels (gen-labels ids)) (new-vars (map gen-var ids)))
(build-primcall
#f
no-source
'apply
(list (build-simple-lambda
#f
no-source
(map syntax->datum ids)
#f
new-vars
@ -2343,36 +2344,38 @@
(syntax-violation 'syntax-case "duplicate pattern variable" pat))
(else (let ((y (gen-var 'tmp)))
(build-call
#f
no-source
(build-simple-lambda
#f
no-source
(list 'tmp)
#f
(list y)
'()
(let ((y (build-lexical-reference #f 'tmp y)))
(let ((y (build-lexical-reference no-source 'tmp y)))
(build-conditional
#f
no-source
(let* ((tmp fender) (tmp ($sc-dispatch tmp '#(atom #t))))
(if tmp
(apply (lambda () y) tmp)
(build-conditional
#f
no-source
y
(build-dispatch-call pvars fender y r mod)
(build-data #f #f))))
(build-data no-source #f))))
(build-dispatch-call pvars exp y r mod)
(gen-syntax-case x keys clauses r mod))))
(list (if (eq? p 'any)
(build-primcall #f 'list (list x))
(build-primcall #f '$sc-dispatch (list x (build-data #f p)))))))))))))
(build-primcall no-source 'list (list x))
(build-primcall no-source '$sc-dispatch (list x (build-data no-source p)))))))))))))
(gen-syntax-case
(lambda (x keys clauses r mod)
(if (null? clauses)
(build-primcall
#f
no-source
'syntax-violation
(list (build-data #f #f) (build-data #f "source expression failed to match any pattern") x))
(list (build-data no-source #f)
(build-data no-source "source expression failed to match any pattern")
x))
(let* ((tmp-1 (car clauses)) (tmp ($sc-dispatch tmp-1 '(any any))))
(if tmp
(apply (lambda (pat exp)
@ -2384,9 +2387,9 @@
(expand exp r empty-wrap mod)
(let ((labels (list (gen-label))) (var (gen-var pat)))
(build-call
#f
no-source
(build-simple-lambda
#f
no-source
(list (syntax->datum pat))
#f
(list var)
@ -2414,12 +2417,12 @@
(build-call
s
(build-simple-lambda
#f
no-source
(list 'tmp)
#f
(list x)
'()
(gen-syntax-case (build-lexical-reference #f 'tmp x) key m r mod))
(gen-syntax-case (build-lexical-reference no-source 'tmp x) key m r mod))
(list (expand val r empty-wrap mod))))
(syntax-violation 'syntax-case "invalid literals list" e)))
tmp)
@ -2786,9 +2789,8 @@
#f
k
'()
(map (lambda (tmp-680b775fb37a463-147c tmp-680b775fb37a463-147b tmp-680b775fb37a463-147a)
(list (cons tmp-680b775fb37a463-147a tmp-680b775fb37a463-147b)
tmp-680b775fb37a463-147c))
(map (lambda (tmp-680b775fb37a463-2 tmp-680b775fb37a463-1 tmp-680b775fb37a463)
(list (cons tmp-680b775fb37a463 tmp-680b775fb37a463-1) tmp-680b775fb37a463-2))
template
pattern
keyword)))
@ -2816,11 +2818,11 @@
dots
k
'()
(map (lambda (tmp-680b775fb37a463-14ae
tmp-680b775fb37a463-14ad
tmp-680b775fb37a463-14ac)
(list (cons tmp-680b775fb37a463-14ac tmp-680b775fb37a463-14ad)
tmp-680b775fb37a463-14ae))
(map (lambda (tmp-680b775fb37a463-147b
tmp-680b775fb37a463-147a
tmp-680b775fb37a463)
(list (cons tmp-680b775fb37a463 tmp-680b775fb37a463-147a)
tmp-680b775fb37a463-147b))
template
pattern
keyword)))
@ -2836,11 +2838,11 @@
dots
k
(list docstring)
(map (lambda (tmp-680b775fb37a463-14cd
tmp-680b775fb37a463-14cc
tmp-680b775fb37a463-14cb)
(list (cons tmp-680b775fb37a463-14cb tmp-680b775fb37a463-14cc)
tmp-680b775fb37a463-14cd))
(map (lambda (tmp-680b775fb37a463-149a
tmp-680b775fb37a463-1
tmp-680b775fb37a463)
(list (cons tmp-680b775fb37a463 tmp-680b775fb37a463-1)
tmp-680b775fb37a463-149a))
template
pattern
keyword)))
@ -2968,9 +2970,8 @@
(apply (lambda (p)
(if (= lev 0)
(quasilist*
(map (lambda (tmp-680b775fb37a463-157a)
(list "value"
tmp-680b775fb37a463-157a))
(map (lambda (tmp-680b775fb37a463)
(list "value" tmp-680b775fb37a463))
p)
(quasi q lev))
(quasicons
@ -2996,9 +2997,9 @@
(apply (lambda (p)
(if (= lev 0)
(quasiappend
(map (lambda (tmp-680b775fb37a463-157f)
(map (lambda (tmp-680b775fb37a463-154c)
(list "value"
tmp-680b775fb37a463-157f))
tmp-680b775fb37a463-154c))
p)
(quasi q lev))
(quasicons
@ -3055,8 +3056,8 @@
(apply (lambda (p)
(if (= lev 0)
(quasiappend
(map (lambda (tmp-680b775fb37a463-159a)
(list "value" tmp-680b775fb37a463-159a))
(map (lambda (tmp-680b775fb37a463)
(list "value" tmp-680b775fb37a463))
p)
(vquasi q lev))
(quasicons
@ -3138,8 +3139,8 @@
(let ((tmp-1 ls))
(let ((tmp ($sc-dispatch tmp-1 'each-any)))
(if tmp
(apply (lambda (t-680b775fb37a463-15e3)
(cons "vector" t-680b775fb37a463-15e3))
(apply (lambda (t-680b775fb37a463-15b0)
(cons "vector" t-680b775fb37a463-15b0))
tmp)
(syntax-violation
#f
@ -3149,8 +3150,8 @@
(let ((tmp-1 ($sc-dispatch tmp '(#(atom "quote") each-any))))
(if tmp-1
(apply (lambda (y)
(k (map (lambda (tmp-680b775fb37a463-15ef)
(list "quote" tmp-680b775fb37a463-15ef))
(k (map (lambda (tmp-680b775fb37a463-15bc)
(list "quote" tmp-680b775fb37a463-15bc))
y)))
tmp-1)
(let ((tmp-1 ($sc-dispatch tmp '(#(atom "list") . each-any))))
@ -3161,8 +3162,8 @@
(apply (lambda (y z) (f z (lambda (ls) (k (append y ls))))) tmp-1)
(let ((else tmp))
(let ((tmp x))
(let ((t-680b775fb37a463-15fe tmp))
(list "list->vector" t-680b775fb37a463-15fe)))))))))))))))))
(let ((t-680b775fb37a463-15cb tmp))
(list "list->vector" t-680b775fb37a463-15cb)))))))))))))))))
(emit (lambda (x)
(let ((tmp x))
(let ((tmp-1 ($sc-dispatch tmp '(#(atom "quote") any))))
@ -3174,9 +3175,9 @@
(let ((tmp-1 (map emit x)))
(let ((tmp ($sc-dispatch tmp-1 'each-any)))
(if tmp
(apply (lambda (t-680b775fb37a463-160d)
(apply (lambda (t-680b775fb37a463-15da)
(cons (make-syntax 'list '((top)) '(hygiene guile))
t-680b775fb37a463-160d))
t-680b775fb37a463-15da))
tmp)
(syntax-violation
#f
@ -3192,13 +3193,14 @@
(let ((tmp-1 (list (emit (car x*)) (f (cdr x*)))))
(let ((tmp ($sc-dispatch tmp-1 '(any any))))
(if tmp
(apply (lambda (t-680b775fb37a463-1 t-680b775fb37a463)
(apply (lambda (t-680b775fb37a463-15ee
t-680b775fb37a463-15ed)
(list (make-syntax
'cons
'((top))
'(hygiene guile))
t-680b775fb37a463-1
t-680b775fb37a463))
t-680b775fb37a463-15ee
t-680b775fb37a463-15ed))
tmp)
(syntax-violation
#f
@ -3211,12 +3213,12 @@
(let ((tmp-1 (map emit x)))
(let ((tmp ($sc-dispatch tmp-1 'each-any)))
(if tmp
(apply (lambda (t-680b775fb37a463-162d)
(apply (lambda (t-680b775fb37a463-15fa)
(cons (make-syntax
'append
'((top))
'(hygiene guile))
t-680b775fb37a463-162d))
t-680b775fb37a463-15fa))
tmp)
(syntax-violation
#f

View file

@ -327,7 +327,7 @@
;; that the generated identifier is reproducible.
(module-gensym (symbol->string id)))
(define-syntax no-source (identifier-syntax #f))
(define no-source #f)
(define (datum-sourcev datum)
(let ((props (source-properties datum)))
@ -546,7 +546,7 @@
;; make-empty-ribcage and extend-ribcage maintain list-based ribcages for
;; internal definitions, in which the ribcages are built incrementally
(define-syntax-rule (make-empty-ribcage)
(define (make-empty-ribcage)
(make-ribcage '() '() '()))
(define (extend-ribcage! ribcage id label)