Merge branch 'master' of github.com:dumbs/2010-m1s1-compilation
This commit is contained in:
John Charron
commit
b8a801f8ab
116
lisp2li.lisp
116
lisp2li.lisp
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@ -1,5 +1,49 @@
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(load "environnement")
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(erase-tests lisp2li)
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;; `
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(defvar my-quasiquote (car '`(,foo)))
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;; ,
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(defvar my-unquote (caaadr '`(,foo)))
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;; ,@
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(defvar my-unquote-unsplice (caaadr '`(,@foo)))
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(defun map-lisp2li (expr env-var env-fun)
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(mapcar (lambda (x) (lisp2li x env-var env-fun)) expr))
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(defun map-lisp2li-let (expr env)
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(mapcar (lambda (x) (add-binding env (car x) (lisp2li (cadr x) env))) (cadr expr)))
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(defun make-stat-env (env params)
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(mapcar (lambda (x) (add-binding env x nil)) params)
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env)
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(defun transform-quasiquote (expr)
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(cond
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;; a
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((atom expr)
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`',expr)
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;; (a)
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((atom (car expr))
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`(cons ',(car expr)
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,(transform-quasiquote (cdr expr))))
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;; (,a)
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((eq my-unquote (caar expr))
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`(cons ,(cadar expr)
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,(transform-quasiquote (cdr expr))))
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;; (,@a)
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((eq my-unquote-unsplice (caar expr))
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(if (endp (cdr expr))
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(cadar expr)
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`(append ,(cadar expr)
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,(transform-quasiquote (cdr expr)))))
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;; ((a ...) ...)
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(T
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`(cons ,(transform-quasiquote (car expr))
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,(transform-quasiquote (cdr expr))))))
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(defun lisp2li (expr env-var env-fun)
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"Convertit le code LISP en un code intermédiaire reconnu
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par le compilateur et par l’interpréteur"
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@ -39,9 +83,15 @@ par le compilateur et par l’interpréteur"
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(lisp2li (second expr) env-var env-fun)
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(lisp2li (third expr) env-var env-fun)
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(lisp2li (fourth expr) env-var env-fun)))
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;; quotes
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;; quote
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((eq 'quote (car expr))
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(cons :lit (second expr)))
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;; quasiquote `
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((eq my-quasiquote (car expr))
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(lisp2li (transform-quasiquote (cadr expr)) env-var env-fun))
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;; #'fn (FUNCTION fn)
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((eq 'function (car expr))
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(list :call 'function (car expr)))
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;; defun
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((eq 'defun (car expr))
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(let ((env-bis (make-stat-env (push-new-env env-var "DEFUN") (third expr))))
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@ -51,6 +101,11 @@ par le compilateur et par l’interpréteur"
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(map-lisp2li (cdddr expr)
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env-bis env-fun)))))
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(cons :lit (second expr)))
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;; defvar
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((eq 'defvar (car expr))
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(add-top-level-binding env-var
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(second expr)
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(lisp2li (third expr) env-var env-fun)))
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;; setq/setf
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((eq 'setq (car expr))
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(cons :call (cons 'set-binding (list `(:lit . ,env-var)
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@ -82,65 +137,56 @@ par le compilateur et par l’interpréteur"
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((not (special-operator-p (car expr)))
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(cons :call (cons (first expr) (map-lisp2li (cdr expr) env-var env-fun))))
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(T
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(print expr)
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(error "special form not yet implemented ~S" (car expr)))
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))
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(defun map-lisp2li (expr env-var env-fun)
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(mapcar (lambda (x) (lisp2li x env-var env-fun)) expr))
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(defun map-lisp2li-let (expr env)
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(mapcar (lambda (x) (add-binding env (car x) (lisp2li (cadr x) env))) (cadr expr)))
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(defun make-stat-env (env params)
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(mapcar (lambda (x) (add-binding env x nil)) params)
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env)
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;; Test unitaire
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(load "test-unitaire")
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(erase-tests lisp2li)
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(deftest lisp2li
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(deftest (lisp2li :lit)
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(lisp2li '3 () ())
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'(:lit . 3))
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(deftest lisp2li
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(deftest (lisp2li :lit)
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(lisp2li ''x () ())
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'(:lit . x))
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(deftest lisp2li
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(deftest (lisp2li :lit)
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(lisp2li ''(1 2 3) () ())
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'(:lit 1 2 3))
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;; test des if
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(deftest lisp2li
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(deftest (lisp2li :if)
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(lisp2li '(if T T nil) () ())
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'(:if (:lit . T) (:lit . T) (:lit . nil)))
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(deftest lisp2li
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(deftest (lisp2li :if)
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(lisp2li '(if T nil T) () ())
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'(:if (:lit . T) (:lit . nil) (:lit . T)))
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;; test des fonctions predefinies
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(deftest lisp2li
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(deftest (lisp2li :call)
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(lisp2li '(eq 1 1) () ())
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'(:call eq (:lit . 1) (:lit . 1)))
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(deftest lisp2li
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(deftest (lisp2li macros)
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(lisp2li '(and 1 1) () ())
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'(:lit . 1))
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;; test des variables
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(deftest lisp2li
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(deftest (lisp2li :var)
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(lisp2li 'x '(("TOP-LEVEL" (x . 1) (y . 2))) ())
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'(:var . x))
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(deftest lisp2li
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(deftest (lisp2li :var)
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(lisp2li '(if (eq x 3) (- x 3) (+ x 3)) '(("TOP-LEVEL" (x . 3))) ())
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'(:if (:call eq (:var . x) (:lit . 3))
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(:call - (:var . x) (:lit . 3))
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(:call + (:var . x) (:lit . 3))))
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(deftest lisp2li
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(deftest (lisp2li :var)
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(lisp2li '(if (eq x 3)
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(- z 3)
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(- x 5))
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@ -149,19 +195,19 @@ par le compilateur et par l’interpréteur"
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(:CALL - (:VAR . X) (:LIT . 5))))
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;; Test avec des expression plus complexe
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(deftest lisp2li
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(deftest (lisp2li complexe)
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(lisp2li '(if (eq 1 1) 2 2) () ())
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'(:if (:call eq (:lit . 1) (:lit . 1)) (:lit . 2) (:lit . 2)))
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(deftest lisp2li
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(deftest (lisp2li complexe)
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(lisp2li '(if (eq "abc" 1) "abc" 2) () ())
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'(:IF (:CALL EQ (:LIT . "abc") (:LIT . 1)) (:LIT . "abc") (:LIT . 2)))
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(deftest lisp2li
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(deftest (lisp2li :unknown)
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(lisp2li '(foo 1 1) () ())
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'(:unknown (foo 1 1) ((("TOP-LEVEL")) ("TOP-LEVEL"))))
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(deftest lisp2li
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(deftest (lisp2li :unknown)
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(lisp2li '(if (and (eq 1 1) (= 2 2)) (foo 1 2) (bar 3 4)) () ())
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'(:IF (:CALL = (:LIT . 2)
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(:LIT . 2))
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@ -169,13 +215,13 @@ par le compilateur et par l’interpréteur"
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(:UNKNOWN (BAR 3 4) ((("TOP-LEVEL")) ("TOP-LEVEL")))))
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;; Test sur le setq
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(deftestvar lisp2li env (add-binding (empty-env-stack) 'x 1))
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(deftest lisp2li
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(deftestvar (lisp2li setq) env (add-binding (empty-env-stack) 'x 1))
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(deftest (lisp2li setq)
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(lisp2li '(setq x 2) env ())
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'(:call set-binding (:lit . (("TOP-LEVEL" (x . 1)))) (:lit . x) (:lit . 2)))
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;; Test sur le defun
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(deftest lisp2li
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(deftest (lisp2li defun valeur-de-retour)
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(lisp2li '(defun fact (n r)
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(if (= n 0)
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r
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@ -183,6 +229,20 @@ par le compilateur et par l’interpréteur"
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() ())
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'(:lit . fact))
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(deftestvar (lisp2li defun environnement) env (empty-env-stack))
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(deftest (lisp2li defun environnement)
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(progn
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(lisp2li '(defun fact (n r)
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(if (= n 0)
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r
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(fact (- n 1) (* n r))))
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() env)
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env)
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'#1=(("TOP-LEVEL"
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(FACT :LCLOSURE (#2=(("DEFUN" (R) (N)) ("TOP-LEVEL")) . #1#)
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(:IF (:CALL = (:VAR . N) (:LIT . 0)) (:VAR . R)
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(:UNKNOWN (FACT (- N 1) (* N R)) (#2# . #1#)))))))
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;; Test sur la lambda expression
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(deftest lisp2li
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(lisp2li '(mapcar (lambda (x) x) '(1 2 3))
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