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make cptypes caches thread-local

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original commit: 4627507cf081e2ea85b43fe8ca02404396ede253
This commit is contained in:
Matthew Flatt 2020-02-09 08:09:05 -07:00
parent 34dc3f4371
commit 115f08603b
1 changed files with 7 additions and 3 deletions
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10
s/cptypes.ss
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@ -72,7 +72,7 @@ Notes:
(definitions
(define prelex-counter
(let ()
(define count 0)
(define-threaded count 0)
(lambda (x)
(or (prelex-operand x)
(let ([c count])
@ -601,9 +601,11 @@ Notes:
[else
'ptr])))))
(define primref->result-predicate/cache (make-hashtable equal-hash equal?))
(define-threaded primref->result-predicate/cache #f)
(define (primref->result-predicate pr)
(unless primref->result-predicate/cache
(set! primref->result-predicate/cache (make-hashtable equal-hash equal?)))
(let ([key (primref-name pr)])
(if (hashtable-contains? primref->result-predicate/cache key)
(hashtable-ref primref->result-predicate/cache key #f)
@ -655,9 +657,11 @@ Notes:
[else
'bottom])])))
(define primref->argument-predicate/cache (make-hashtable equal-hash equal?))
(define-threaded primref->argument-predicate/cache #f)
(define (primref->argument-predicate pr pos extend?)
(unless primref->argument-predicate/cache
(set! primref->argument-predicate/cache (make-hashtable equal-hash equal?)))
(let ([key (list (primref-name pr) pos extend?)])
(if (hashtable-contains? primref->argument-predicate/cache key)
(hashtable-ref primref->argument-predicate/cache key #f)