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|
(define-library (csc cps-test)
(import (scheme base)
(only (csc gensym)
gensym
gensym?)
(only (csc ir1)
%constant
%lexical-ref
%library-ref
constant?
lexical-ref?
library-ref?
make-call
make-call-builtin
make-constant
make-define-syntax
make-if
make-lambda
make-letrec
make-lexical-ref
make-lexical-set
make-library-ref
make-sequence)
(only (csc ir2)
%apply
%branch
%closure
%fix
%globals
%label
%primitive
%variable
*globals*
apply?
branch?
closure?
fix?
globals?
label?
make-apply
make-branch
make-call-closure
make-closure
make-fix
make-label
make-primitive
make-variable
primitive?
variable?)
(only (csc testing)
assert-equal
test)
(csc cps))
(begin
(define transform-ir2
(list
(cons constant? %constant)
(cons lexical-ref? %lexical-ref)
(cons library-ref? %library-ref)
(cons variable? %variable)
(cons globals? %globals)
(cons label? %label)
(cons primitive? %primitive)
(cons branch? %branch)
(cons apply? %apply)
(cons closure? %closure)
(cons fix? %fix)
(cons gensym? (lambda (x) 'gensym))))
(define (test-ref name)
(make-lexical-ref name (gensym)))
(define (tail x)
(make-apply (test-ref 'tail) (list x)))
(test atom-const
(assert-equal
(make-apply (test-ref 'tail) (list (make-constant 5)))
(ir1->ir2 (make-constant 5) tail)
transform-ir2))
(test atom-lexical-ref
(assert-equal
(make-apply (test-ref 'tail) (list (test-ref 'var)))
(ir1->ir2 (test-ref 'var) tail)
transform-ir2))
(test atom-library-ref
(assert-equal
(make-primitive 'peek (list *globals* (make-library-ref 'var '(csc builtins))) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'tail) (list (test-ref 'generated-symbol))))
(ir1->ir2 (make-library-ref 'var '(csc builtins)) tail)
transform-ir2))
(test lexical-set
(assert-equal
(make-primitive 'poke (list (make-constant 5) (test-ref 'var) (make-constant 0)) '()
(make-apply (test-ref 'tail) (list (make-constant #f))))
(ir1->ir2 (make-lexical-set (test-ref 'var) (make-constant 5))
tail)
transform-ir2))
(test no-op-define-syntax
(assert-equal
(make-apply (test-ref 'tail) (list (make-constant #f)))
(ir1->ir2 (make-define-syntax 'name '(transformer))
tail)
transform-ir2))
(test branch
(assert-equal
(make-fix
(list
(make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'tail) (list (test-ref 'generated-symbol)))))
(make-branch (make-constant #t)
(make-apply (test-ref 'generated-symbol) (list (make-constant 1)))
(make-apply (test-ref 'generated-symbol) (list (make-constant 2)))))
(ir1->ir2 (make-if (make-constant #t)
(make-constant 1)
(make-constant 2))
tail)
transform-ir2))
(test call-closure
(assert-equal
(make-fix
(list
(make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'tail) (list (test-ref 'generated-symbol)))))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))
(make-primitive 'poke (list (make-constant 0) (test-ref 'generated-symbol) (make-constant 0)) '()
(make-primitive 'poke (list (make-constant 2) (test-ref 'generated-symbol) (make-constant 1)) '()
(make-primitive 'poke (list (make-constant 10) (test-ref 'generated-symbol) (make-constant 2)) '()
(make-primitive 'poke (list (make-constant 20) (test-ref 'generated-symbol) (make-constant 3)) '()
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-apply (test-ref 'f) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))))))))))
(make-primitive 'alloc (list (make-constant 4)) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))))))
(ir1->ir2 (make-call (test-ref 'f) (list (make-constant 10) (make-constant 20)))
tail)
transform-ir2))
(test call-builtin-alloc
(assert-equal
(make-primitive 'alloc (list (make-constant 10)) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'tail) (list (test-ref 'generated-symbol))))
(ir1->ir2 (make-call-builtin 'alloc (list (make-constant 10))) tail)
transform-ir2))
(test call-builtin-peek
(assert-equal
(make-primitive 'alloc (list (make-constant 1)) (list (test-ref 'generated-symbol))
(make-primitive 'peek (list (test-ref 'generated-symbol) (make-constant 0)) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'tail) (list (test-ref 'generated-symbol)))))
(ir1->ir2
(make-call-builtin 'peek (list (make-call-builtin 'alloc (list (make-constant 1))) (make-constant 0)))
tail)
transform-ir2))
(test call-builtin-poke
(assert-equal
(make-primitive 'alloc (list (make-constant 1)) (list (test-ref 'generated-symbol))
(make-primitive 'poke (list (make-constant 10) (test-ref 'generated-symbol) (make-constant 0)) '()
(make-apply (test-ref 'tail) (list (make-constant #f)))))
(ir1->ir2
(make-call-builtin 'poke (list (make-constant 10)
(make-call-builtin 'alloc (list (make-constant 1)))
(make-constant 0)))
tail)
transform-ir2))
(test sequence
(assert-equal
(make-primitive 'poke (list (make-constant 5) (test-ref 'a) (make-constant 0)) '()
(make-primitive 'poke (list (make-constant 6) (test-ref 'b) (make-constant 0)) '()
(make-apply (test-ref 'tail) (list (make-constant #f)))))
(ir1->ir2 (make-sequence (make-lexical-set (test-ref 'a) (make-constant 5))
(make-lexical-set (test-ref 'b) (make-constant 6)))
tail)
transform-ir2))
; It's pretty bad
(test closure-rest
(assert-equal
(make-fix
(list (make-closure (test-ref 'generated-symbol)
(list (test-ref 'generated-symbol) (test-ref 'generated-symbol))
(make-primitive 'peek (list (test-ref 'generated-symbol) (make-constant 1)) (list (test-ref 'generated-symbol))
(make-primitive 'int<? (list (test-ref 'generated-symbol) (make-constant 0)) (list (test-ref 'generated-symbol))
(make-fix (list (make-closure (test-ref 'generated-symbol)
(list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-branch (test-ref 'generated-symbol)
(make-fix (list (make-closure (test-ref 'generated-symbol)
(list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-primitive 'peek (list *globals* (make-library-ref 'wrong-number-of-arguments '(csc based))) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol)
(list (test-ref 'generated-symbol) (test-ref 'generated-symbol)))))
(make-fix (list (make-closure (test-ref 'generated-symbol)
(list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'c))
(make-apply (test-ref 'generated-symbol) (list (make-constant 5)))))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol)))))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))
(make-primitive 'poke (list (make-constant 0) (test-ref 'generated-symbol) (make-constant 0)) '()
(make-primitive 'poke (list (make-constant 2) (test-ref 'generated-symbol) (make-constant 1)) '()
(make-primitive 'poke (list (test-ref 'generated-symbol) (test-ref 'generated-symbol) (make-constant 2)) '()
(make-primitive 'poke (list (make-constant 0) (test-ref 'generated-symbol) (make-constant 3)) '()
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-primitive 'peek (list *globals* (make-library-ref 'vector->list '(csc based))) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol)))))))))))
(make-primitive 'alloc (list (make-constant 4)) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))))))))))))))
(make-apply (test-ref 'tail) (list (test-ref 'generated-symbol))))
(ir1->ir2 (make-lambda
'()
(test-ref 'c)
(make-constant 5))
tail)
transform-ir2))
(test letrec-functions
(define x (test-ref 'x))
(define f (gensym))
(assert-equal
(make-fix
(list
(make-closure (test-ref 'f) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))
(make-primitive 'peek (list (test-ref 'generated-symbol) (make-constant 1)) (list (test-ref 'generated-symbol))
(make-primitive 'int=? (list (test-ref 'generated-symbol) (make-constant 1)) (list (test-ref 'generated-symbol))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-branch (test-ref 'generated-symbol)
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'x))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'x)))))
(make-primitive 'peek (list (test-ref 'generated-symbol) (make-constant 2)) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))))))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-primitive 'peek (list *globals* (make-library-ref 'wrong-number-of-arguments '(csc based))) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol)))))))))))
(make-fix
(list
(make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'tail) (list (test-ref 'generated-symbol)))))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))
(make-primitive 'poke (list (make-constant 0) (test-ref 'generated-symbol) (make-constant 0)) '()
(make-primitive 'poke (list (make-constant 1) (test-ref 'generated-symbol) (make-constant 1)) '()
(make-primitive 'poke (list (make-constant 10) (test-ref 'generated-symbol) (make-constant 2)) '()
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-apply (test-ref 'f) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol)))))))))
(make-primitive 'alloc (list (make-constant 3)) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol)))))))
(ir1->ir2
(make-letrec #f '(f) (list f)
(list (make-lambda (list x) #f x))
(make-call (make-lexical-ref 'f f) (list (make-constant 10))))
tail)
transform-ir2))
(test letrec-in-order
(define a (gensym))
(define b (gensym))
(assert-equal
(make-primitive 'alloc (list (make-constant 1)) (list (test-ref 'b))
(make-primitive 'alloc (list (make-constant 1)) (list (test-ref 'a))
(make-primitive 'poke (list (make-constant 1) (test-ref 'a) (make-constant 0)) '()
(make-primitive 'poke (list (test-ref 'a) (test-ref 'b) (make-constant 0)) '()
(make-apply (test-ref 'tail) (list (test-ref 'b)))))))
(ir1->ir2
(make-letrec #t
'(a b)
(list a (gensym))
(list (make-constant 1)
(make-lexical-ref 'a a))
(make-lexical-ref 'b b))
tail)
transform-ir2))
(test letrec-in-order-function
(assert-equal
(make-fix
(list (make-closure (test-ref 'f) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))
(make-primitive 'peek (list (test-ref 'generated-symbol) (make-constant 1)) (list (test-ref 'generated-symbol))
(make-primitive 'int=? (list (test-ref 'generated-symbol) (make-constant 0)) (list (test-ref 'generated-symbol))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-branch (test-ref 'generated-symbol)
(make-apply (test-ref 'generated-symbol) (list (make-constant 5)))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-primitive 'peek (list *globals* (make-library-ref 'wrong-number-of-arguments '(csc based))) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol)))))))))))
(make-apply (test-ref 'tail) (list (make-constant 10))))
(ir1->ir2
(make-letrec #t
'(f)
(list (gensym))
(list (make-lambda '() #f (make-constant 5)))
(make-constant 10))
tail)
transform-ir2))
; What does the following letrec return?
; (letrec* ((f (lambda () x))
; (x (f)))
; x)
(test letrec-very-cool
(define f (gensym))
(define x (gensym))
(assert-equal
(make-primitive 'alloc (list (make-constant 1)) (list (test-ref 'x))
(make-fix
(list
(make-closure (test-ref 'f) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))
(make-primitive 'peek (list (test-ref 'generated-symbol) (make-constant 1)) (list (test-ref 'generated-symbol))
(make-primitive 'int=? (list (test-ref 'generated-symbol) (make-constant 0)) (list (test-ref 'generated-symbol))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-branch (test-ref 'generated-symbol)
(make-primitive 'peek (list (test-ref 'x) (make-constant 0)) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-primitive 'peek (list *globals* (make-library-ref 'wrong-number-of-arguments '(csc based))) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol)))))))))))
(make-fix
(list
(make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-primitive 'poke (list (test-ref 'generated-symbol) (test-ref 'x) (make-constant 0)) '()
(make-primitive 'peek (list (test-ref 'x) (make-constant 0)) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'tail) (list (test-ref 'generated-symbol)))))))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))
(make-primitive 'poke (list (make-constant 0) (test-ref 'generated-symbol) (make-constant 0)) '()
(make-primitive 'poke (list (make-constant 0) (test-ref 'generated-symbol) (make-constant 1)) '()
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-apply (test-ref 'f) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))))))))
(make-primitive 'alloc (list (make-constant 2)) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))))))))
(ir1->ir2
(make-letrec #t
'(f x)
(list f x)
(list (make-lambda '() #f (make-lexical-ref 'x x))
(make-call (make-lexical-ref 'f f) '()))
(make-lexical-ref 'x x))
tail)
transform-ir2))
(test set-argument
(define test-sym (gensym))
(assert-equal
(make-fix
(list
(make-closure (test-ref 'f) (list (test-ref 'generated-symbol)
(test-ref 'generated-symbol))
(make-primitive 'peek (list (test-ref 'generated-symbol) (make-constant 1)) (list (test-ref 'generated-symbol))
(make-primitive 'int=? (list (test-ref 'generated-symbol) (make-constant 1)) (list (test-ref 'generated-symbol))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-branch (test-ref 'generated-symbol)
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))
(make-primitive 'alloc (list (make-constant 1)) (list (test-ref 'x))
(make-primitive 'poke (list (test-ref 'generated-symbol) (test-ref 'x) (make-constant 0)) '()
(make-primitive 'poke (list (make-constant 10) (test-ref 'x) (make-constant 0)) '()
(make-apply (test-ref 'generated-symbol) (list (make-constant #f))))))))
(make-primitive 'peek (list (test-ref 'generated-symbol) (make-constant 2)) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))))))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-primitive 'peek (list *globals* (make-library-ref 'wrong-number-of-arguments '(csc based))) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol)))))))))))
(make-apply (test-ref 'tail) (list (make-constant 5))))
(ir1->ir2 (make-letrec
#f
'(f)
(list (gensym))
(list (make-lambda (list (make-lexical-ref 'x test-sym)) #f
(make-lexical-set (make-lexical-ref 'x test-sym) (make-constant 10))))
(make-constant 5))
tail)
transform-ir2))
(test set-function
(define test-sym (gensym))
(assert-equal
(make-primitive 'alloc (list (make-constant 1)) (list (test-ref 'f))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol))
(make-primitive 'peek (list (test-ref 'generated-symbol) (make-constant 1)) (list (test-ref 'generated-symbol))
(make-primitive 'int=? (list (test-ref 'generated-symbol) (make-constant 0)) (list (test-ref 'generated-symbol))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-branch (test-ref 'generated-symbol)
(make-apply (test-ref 'generated-symbol) (list (make-constant 10)))
(make-fix
(list (make-closure (test-ref 'generated-symbol) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol)))))
(make-primitive 'peek (list *globals* (make-library-ref 'wrong-number-of-arguments '(csc based))) (list (test-ref 'generated-symbol))
(make-apply (test-ref 'generated-symbol) (list (test-ref 'generated-symbol) (test-ref 'generated-symbol)))))))))))
(make-primitive 'poke (list (test-ref 'generated-symbol) (test-ref 'f) (make-constant 0)) '()
(make-primitive 'poke (list (make-constant 5) (test-ref 'f) (make-constant 0)) '()
(make-apply (test-ref 'tail) (list (make-constant #f)))))))
(ir1->ir2 (make-letrec
#f
'(f)
(list test-sym)
(list (make-lambda '() #f (make-constant 10)))
(make-lexical-set (make-lexical-ref 'f test-sym) (make-constant 5)))
tail)
transform-ir2))
(define (test-var)
(make-variable (gensym)))
(test closure-convert-primitive
(define a-sym (gensym))
(define f-sym (gensym))
(define ret-sym (gensym))
(define x-sym (gensym))
(assert-equal
(make-primitive 'alloc (list (make-constant 1)) (list (test-var))
(make-fix
(list
(make-closure (make-label (gensym)) (list (test-var) (test-var) (test-var))
(make-primitive 'peek (list (test-var) (make-constant 0)) (list (test-var))
(make-primitive 'poke (list (test-var) (test-var) (make-constant 0)) '()
(make-primitive 'peek (list (test-var) (make-constant 0)) (list (test-var))
(make-apply (test-var) (list (test-var) (make-constant #f))))))))
(make-primitive 'alloc (list (make-constant 2)) (list (test-var))
(make-primitive 'poke (list (make-label (gensym)) (test-var) (make-constant 0)) '()
(make-primitive 'poke (list (test-var) (test-var) (make-constant 1)) '()
(make-primitive 'peek (list (test-var) (make-constant 0)) (list (test-var))
(make-apply (test-var) (list (test-var) (make-library-ref 'tail '(csc builtins)) (make-constant 10)))))))))
(closure-convert (make-primitive 'alloc (list (make-constant 1)) (list (make-lexical-ref 'a a-sym))
(make-fix
(list
(make-closure (make-lexical-ref 'f f-sym) (list (make-lexical-ref 'ret ret-sym) (make-lexical-ref 'x x-sym))
(make-primitive 'poke (list (make-lexical-ref 'x x-sym) (make-lexical-ref 'a a-sym) (make-constant 0)) '()
(make-apply (make-lexical-ref 'ret ret-sym) (list (make-constant #f))))))
(make-apply (make-lexical-ref 'f f-sym) (list (make-library-ref 'tail '(csc builtins)) (make-constant 10))))))
transform-ir2))))
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