;;; compiler.lisp ---
-;; copyright (C) 2012, 2013 David Vazquez
+;; Copyright (C) 2012, 2013 David Vazquez
;; Copyright (C) 2012 Raimon Grau
;; JSCL is free software: you can redistribute it and/or
(/debug "loading compiler.lisp!")
-(define-js-macro selfcall (&body body)
- `(call (function () ,@body)))
-
-(define-js-macro bool (expr)
- `(if ,expr ,(ls-compile t) ,(ls-compile nil)))
-
-
;;; Translate the Lisp code to Javascript. It will compile the special
;;; forms. Some primitive functions are compiled as special forms
;;; too. The respective real functions are defined in the target (see
;;; the beginning of this file) as well as some primitive functions.
-(defun interleave (list element &optional after-last-p)
- (unless (null list)
- (with-collect
- (collect (car list))
- (dolist (x (cdr list))
- (collect element)
- (collect x))
- (when after-last-p
- (collect element)))))
-
-(defun code (&rest args)
- (mapconcat (lambda (arg)
- (cond
- ((null arg) "")
- ((integerp arg) (integer-to-string arg))
- ((floatp arg) (float-to-string arg))
- ((stringp arg) arg)
- (t
- (with-output-to-string (*standard-output*)
- (js-expr arg)))))
- args))
-
-;;; Wrap X with a Javascript code to convert the result from
-;;; Javascript generalized booleans to T or NIL.
-(defun js!bool (x)
- `(if ,x ,(ls-compile t) ,(ls-compile nil)))
-
-;;; Concatenate the arguments and wrap them with a self-calling
-;;; Javascript anonymous function. It is used to make some Javascript
-;;; statements valid expressions and provide a private scope as well.
-;;; It could be defined as function, but we could do some
-;;; preprocessing in the future.
-(defmacro js!selfcall (&body body)
- ``(call (function nil (code ,,@body))))
-
-
-;;; Like CODE, but prefix each line with four spaces. Two versions
-;;; of this function are available, because the Ecmalisp version is
-;;; very slow and bootstraping was annoying.
+(define-js-macro selfcall (&body body)
+ `(call (function () ,@body)))
+
+(define-js-macro bool (expr)
+ `(if ,expr ,(convert t) ,(convert nil)))
+
+(define-js-macro method-call (x method &rest args)
+ `(call (get ,x ,method) ,@args))
;;; A Form can return a multiple values object calling VALUES, like
;;; values(arg1, arg2, ...). It will work in any context, as well as
(defvar *environment* (make-lexenv))
-
(defvar *variable-counter* 0)
(defun gvarname (symbol)
(declare (ignore symbol))
(incf *variable-counter*)
- (concat "v" (integer-to-string *variable-counter*)))
+ (make-symbol (concat "v" (integer-to-string *variable-counter*))))
(defun translate-variable (symbol)
(awhen (lookup-in-lexenv symbol *environment* 'variable)
(reverse *toplevel-compilations*))
(defun %compile-defmacro (name lambda)
- (toplevel-compilation (ls-compile `',name))
+ (toplevel-compilation (convert `',name))
(let ((binding (make-binding :name name :type 'macro :value lambda)))
(push-to-lexenv binding *environment* 'function))
name)
*compilations*))
(define-compilation if (condition true &optional false)
- `(if (!== ,(ls-compile condition) ,(ls-compile nil))
- ,(ls-compile true *multiple-value-p*)
- ,(ls-compile false *multiple-value-p*)))
+ `(if (!== ,(convert condition) ,(convert nil))
+ ,(convert true *multiple-value-p*)
+ ,(convert false *multiple-value-p*)))
(defvar *ll-keywords* '(&optional &rest &key))
(dotimes (idx n-optional-arguments)
(let ((arg (nth idx optional-arguments)))
(collect `(case ,(+ idx n-required-arguments)))
- (collect `(= ,(make-symbol (translate-variable (car arg)))
- ,(ls-compile (cadr arg))))
+ (collect `(= ,(translate-variable (car arg))
+ ,(convert (cadr arg))))
(collect (when (third arg)
- `(= ,(make-symbol (translate-variable (third arg)))
- ,(ls-compile nil))))))
+ `(= ,(translate-variable (third arg))
+ ,(convert nil))))))
(collect 'default)
(collect '(break)))))))
(n-optional-arguments (length (ll-optional-arguments ll)))
(rest-argument (ll-rest-argument ll)))
(when rest-argument
- (let ((js!rest (make-symbol (translate-variable rest-argument))))
+ (let ((js!rest (translate-variable rest-argument)))
`(progn
- (var (,js!rest ,(ls-compile nil)))
+ (var (,js!rest ,(convert nil)))
(var i)
(for ((= i (- |nargs| 1))
(>= i ,(+ n-required-arguments n-optional-arguments))
(destructuring-bind ((keyword-name var) &optional initform svar)
keyword-argument
(declare (ignore keyword-name initform))
- (collect `(var ,(make-symbol (translate-variable var))))
+ (collect `(var ,(translate-variable var)))
(when svar
(collect
- `(var (,(make-symbol (translate-variable svar))
- ,(ls-compile nil))))))))
+ `(var (,(translate-variable svar)
+ ,(convert nil))))))))
;; Parse keywords
,(flet ((parse-keyword (keyarg)
(+= i 2))
;; ....
(if (=== (property |arguments| (+ i 2))
- ,(ls-compile keyword-name))
+ ,(convert keyword-name))
(progn
- (= ,(make-symbol (translate-variable var))
+ (= ,(translate-variable var)
(property |arguments| (+ i 3)))
- ,(when svar `(= ,(make-symbol (translate-variable svar))
- ,(ls-compile t)))
+ ,(when svar `(= ,(translate-variable svar)
+ ,(convert t)))
(break))))
(if (== i |nargs|)
- (= ,(make-symbol (translate-variable var))
- ,(ls-compile initform)))))))
+ (= ,(translate-variable var) ,(convert initform)))))))
(when keyword-arguments
`(progn
(var i)
(destructuring-bind ((keyword-name var) &optional initform svar)
keyword-argument
(declare (ignore var initform svar))
- `(!== (property |arguments| (+ i 2)) ,(ls-compile keyword-name))))
+ `(!== (property |arguments| (+ i 2)) ,(convert keyword-name))))
keyword-arguments))
(throw (+ "Unknown keyword argument "
(call |xstring|
(ll-svars ll)))))
(lambda-name/docstring-wrapper name documentation
`(function (|values| |nargs| ,@(mapcar (lambda (x)
- (make-symbol (translate-variable x)))
+ (translate-variable x))
(append required-arguments optional-arguments)))
;; Check number of arguments
,(lambda-check-argument-count n-required-arguments
,(let ((*multiple-value-p* t))
(if block
- (ls-compile-block `((block ,block ,@body)) t)
- (ls-compile-block body t)))))))))
+ (convert-block `((block ,block ,@body)) t)
+ (convert-block body t)))))))))
(defun setq-pair (var val)
(eq (binding-type b) 'variable)
(not (member 'special (binding-declarations b)))
(not (member 'constant (binding-declarations b))))
- ;; TODO: Unnecesary make-symbol when codegen migration is
- ;; finished.
- `(= ,(make-symbol (binding-value b)) ,(ls-compile val)))
+ `(= ,(binding-value b) ,(convert val)))
((and b (eq (binding-type b) 'macro))
- (ls-compile `(setf ,var ,val)))
+ (convert `(setf ,var ,val)))
(t
- (ls-compile `(set ',var ,val))))))
+ (convert `(set ',var ,val))))))
(define-compilation setq (&rest pairs)
(let ((result nil))
(when (null pairs)
- (return-from setq (ls-compile nil)))
+ (return-from setq (convert nil)))
(while t
(cond
((null pairs)
;;; evaluated. For this reason we define a valid macro-function for
;;; this symbol.
(defvar *magic-unquote-marker* (gensym "MAGIC-UNQUOTE"))
+
#-jscl
(setf (macro-function *magic-unquote-marker*)
(lambda (form &optional environment)
(defun genlit ()
(incf *literal-counter*)
- (concat "l" (integer-to-string *literal-counter*)))
+ (make-symbol (concat "l" (integer-to-string *literal-counter*))))
(defun dump-symbol (symbol)
#-jscl
(let ((package (symbol-package symbol)))
(if (null package)
`(new (call |Symbol| ,(dump-string (symbol-name symbol))))
- (ls-compile `(intern ,(symbol-name symbol) ,(package-name package))))))
+ (convert `(intern ,(symbol-name symbol) ,(package-name package))))))
(defun dump-cons (cons)
(let ((head (butlast cons))
(tail (last cons)))
`(call |QIList|
- ,@(mapcar (lambda (x) `(code ,(literal x t))) head)
- (code ,(literal (car tail) t))
- (code ,(literal (cdr tail) t)))))
+ ,@(mapcar (lambda (x) (literal x t)) head)
+ ,(literal (car tail) t)
+ ,(literal (cdr tail) t))))
(defun dump-array (array)
(let ((elements (vector-to-list array)))
- (list-to-vector (mapcar (lambda (x) `(code ,(literal x)))
- elements))))
+ (list-to-vector (mapcar #'literal elements))))
(defun dump-string (string)
`(call |make_lisp_string| ,string))
(defun literal (sexp &optional recursive)
(cond
- ((integerp sexp) (integer-to-string sexp))
- ((floatp sexp) (float-to-string sexp))
- ((characterp sexp) (js-escape-string (string sexp)))
+ ((integerp sexp) sexp)
+ ((floatp sexp) sexp)
+ ((characterp sexp) (string sexp))
(t
(or (cdr (assoc sexp *literal-table* :test #'eql))
(let ((dumped (typecase sexp
;; `dump-global-environment' for futher
;; information.
(if (eq (car sexp) *magic-unquote-marker*)
- (ls-compile (second sexp))
+ (convert (second sexp))
(dump-cons sexp)))
(array (dump-array sexp)))))
(if (and recursive (not (symbolp sexp)))
dumped
(let ((jsvar (genlit)))
(push (cons sexp jsvar) *literal-table*)
- (toplevel-compilation `(code "var " ,jsvar " = " ,dumped))
+ (toplevel-compilation `(var (,jsvar ,dumped)))
(when (keywordp sexp)
- (toplevel-compilation `(code ,jsvar ".value = " ,jsvar)))
+ (toplevel-compilation `(= ,(get jsvar "value") ,jsvar)))
jsvar)))))))
(define-compilation %while (pred &rest body)
`(selfcall
- (while (!== ,(ls-compile pred) ,(ls-compile nil))
- 0 ; TODO: Force
- ; braces. Unnecesary when code
- ; is gone
- ,(ls-compile-block body))
- (return ,(ls-compile nil))))
+ (while (!== ,(convert pred) ,(convert nil))
+ ,(convert-block body))
+ (return ,(convert nil))))
(define-compilation function (x)
(cond
(let ((b (lookup-in-lexenv x *environment* 'function)))
(if b
(binding-value b)
- (ls-compile `(symbol-function ',x)))))))
-
+ (convert `(symbol-function ',x)))))))
(defun make-function-binding (fname)
(make-binding :name fname :type 'function :value (gvarname fname)))
(extend-lexenv (mapcar #'make-function-binding fnames)
*environment*
'function)))
- `(call (function ,(mapcar #'make-symbol (mapcar #'translate-function fnames))
- ,(ls-compile-block body t))
+ `(call (function ,(mapcar #'translate-function fnames)
+ ,(convert-block body t))
,@cfuncs)))
(define-compilation labels (definitions &rest body)
'function)))
`(selfcall
,@(mapcar (lambda (func)
- `(var (,(make-symbol (translate-function (car func)))
+ `(var (,(translate-function (car func))
,(compile-lambda (cadr func)
`((block ,(car func) ,@(cddr func)))))))
definitions)
- ,(ls-compile-block body t))))
+ ,(convert-block body t))))
(defvar *compiling-file* nil)
(if *compiling-file*
(progn
(eval (cons 'progn body))
- (ls-compile 0))
- (ls-compile `(progn ,@body))))
+ (convert 0))
+ (convert `(progn ,@body))))
(defmacro define-transformation (name args form)
`(define-compilation ,name ,args
- (ls-compile ,form)))
+ (convert ,form)))
(define-compilation progn (&rest body)
(if (null (cdr body))
- (ls-compile (car body) *multiple-value-p*)
+ (convert (car body) *multiple-value-p*)
`(progn
- ,@(append (mapcar #'ls-compile (butlast body))
- (list (ls-compile (car (last body)) t))))))
+ ,@(append (mapcar #'convert (butlast body))
+ (list (convert (car (last body)) t))))))
(define-compilation macrolet (definitions &rest body)
(let ((*environment* (copy-lexenv *environment*)))
(destructuring-bind ,lambda-list ,g!form
,@body))))))
(push-to-lexenv binding *environment* 'function))))
- (ls-compile `(progn ,@body) *multiple-value-p*)))
+ (convert `(progn ,@body) *multiple-value-p*)))
(defun special-variable-p (x)
(try (var tmp)
,@(with-collect
(dolist (b bindings)
- (let ((s (ls-compile `',(car b))))
+ (let ((s (convert `',(car b))))
(collect `(= tmp (get ,s "value")))
(collect `(= (get ,s "value") ,(cdr b)))
(collect `(= ,(cdr b) tmp)))))
(finally
,@(with-collect
(dolist (b bindings)
- (let ((s (ls-compile `(quote ,(car b)))))
+ (let ((s (convert `(quote ,(car b)))))
(collect `(= (get ,s "value") ,(cdr b)))))))))
(define-compilation let (bindings &rest body)
(let* ((bindings (mapcar #'ensure-list bindings))
(variables (mapcar #'first bindings))
- (cvalues (mapcar #'ls-compile (mapcar #'second bindings)))
+ (cvalues (mapcar #'convert (mapcar #'second bindings)))
(*environment* (extend-local-env (remove-if #'special-variable-p variables)))
(dynamic-bindings))
`(call (function ,(mapcar (lambda (x)
(if (special-variable-p x)
(let ((v (gvarname x)))
- (push (cons x (make-symbol v)) dynamic-bindings)
- (make-symbol v))
- (make-symbol (translate-variable x))))
+ (push (cons x v) dynamic-bindings)
+ v)
+ (translate-variable x)))
variables)
- ,(let ((body (ls-compile-block body t t)))
+ ,(let ((body (convert-block body t t)))
`,(let-binding-wrapper dynamic-bindings body)))
,@cvalues)))
(let ((var (first binding))
(value (second binding)))
(if (special-variable-p var)
- `(code ,(ls-compile `(setq ,var ,value)) ";" )
+ (convert `(setq ,var ,value))
(let* ((v (gvarname var))
(b (make-binding :name var :type 'variable :value v)))
- (prog1 `(code "var " ,v " = " ,(ls-compile value) ";" )
+ (prog1 `(var (,v ,(convert value)))
(push-to-lexenv b *environment* 'variable))))))
;;; Wrap BODY to restore the symbol values of SYMBOLS after body. It
(return-from let*-binding-wrapper body))
(let ((store (mapcar (lambda (s) (cons s (gvarname s)))
(remove-if-not #'special-variable-p symbols))))
- `(code
- "try {"
- (code
- ,@(mapcar (lambda (b)
- (let ((s (ls-compile `(quote ,(car b)))))
- `(code "var " ,(cdr b) " = " ,s ".value;" )))
- store)
- ,body)
- "}"
- "finally {"
- (code
- ,@(mapcar (lambda (b)
- (let ((s (ls-compile `(quote ,(car b)))))
- `(code ,s ".value" " = " ,(cdr b) ";" )))
- store))
- "}" )))
+ `(progn
+ (try
+ ,@(mapcar (lambda (b)
+ (let ((s (convert `(quote ,(car b)))))
+ `(var (,(cdr b) (get ,s "value")))))
+ store)
+ ,body)
+ (finally
+ ,@(mapcar (lambda (b)
+ (let ((s (convert `(quote ,(car b)))))
+ `(= (get ,s "value") ,(cdr b))))
+ store)))))
(define-compilation let* (bindings &rest body)
(let ((bindings (mapcar #'ensure-list bindings))
(*environment* (copy-lexenv *environment*)))
- (js!selfcall
- (let ((specials (remove-if-not #'special-variable-p (mapcar #'first bindings)))
- (body `(code ,@(mapcar #'let*-initialize-value bindings)
- ,(ls-compile-block body t t))))
- (let*-binding-wrapper specials body)))))
+ (let ((specials (remove-if-not #'special-variable-p (mapcar #'first bindings)))
+ (body `(progn
+ ,@(mapcar #'let*-initialize-value bindings)
+ ,(convert-block body t t))))
+ `(selfcall ,(let*-binding-wrapper specials body)))))
(define-compilation block (name &rest body)
(when *multiple-value-p*
(push 'multiple-value (binding-declarations b)))
(let* ((*environment* (extend-lexenv (list b) *environment* 'block))
- (cbody (ls-compile-block body t)))
+ (cbody (convert-block body t)))
(if (member 'used (binding-declarations b))
- (js!selfcall
- "try {"
- "var " idvar " = [];"
- `(code ,cbody)
- "}"
- "catch (cf){"
- " if (cf.type == 'block' && cf.id == " idvar ")"
- (if *multiple-value-p*
- " return values.apply(this, forcemv(cf.values));"
- " return cf.values;")
-
- " else"
- " throw cf;"
- "}" )
- (js!selfcall cbody)))))
+ `(selfcall
+ (try
+ (var (,idvar #()))
+ ,cbody)
+ (catch (cf)
+ (if (and (== (get cf "type") "block")
+ (== (get cf "id") ,idvar))
+ ,(if *multiple-value-p*
+ `(return (method-call |values| "apply" this (call |forcemv| (get cf "values"))))
+ `(return (get cf "values")))
+ (throw cf))))
+ `(selfcall ,cbody)))))
(define-compilation return-from (name &optional value)
(let* ((b (lookup-in-lexenv name *environment* 'block))
(throw
(object
"type" "block"
- "id" ,(make-symbol (binding-value b))
- "values" ,(ls-compile value multiple-value-p)
+ "id" ,(binding-value b)
+ "values" ,(convert value multiple-value-p)
"message" ,(concat "Return from unknown block '" (symbol-name name) "'."))))))
(define-compilation catch (id &rest body)
`(selfcall
- (var (|id| ,(ls-compile id)))
+ (var (id ,(convert id)))
(try
- ,(ls-compile-block body t))
+ ,(convert-block body t))
(catch (|cf|)
(if (and (== (get |cf| "type") "catch")
- (== (get |cf| "id") |id|))
+ (== (get |cf| "id") id))
,(if *multiple-value-p*
- `(return (call (get |values| "apply")
- this
- (call |forcemv| (get |cf| "values"))))
- `(return (call (get |pv| "apply")
- this
- (call |forcemv| (get |cf| "values")))))
+ `(return (method-call |values| "apply" this (call |forcemv| (get |cf| "values"))))
+ `(return (method-call |pv| "apply" this (call |forcemv| (get |cf| "values")))))
(throw |cf|)))))
(define-compilation throw (id value)
`(selfcall
(var (|values| |mv|))
(throw (object
- |type| "catch"
- |id| ,(ls-compile id)
- |values| ,(ls-compile value t)
- |message| "Throw uncatched."))))
+ "type" "catch"
+ "id" ,(convert id)
+ "values" ,(convert value t)
+ "message" "Throw uncatched."))))
(defun go-tag-p (x)
(or (integerp x) (symbolp x)))
;; because 1) it is easy and 2) many built-in forms expand to a
;; implicit tagbody, so we save some space.
(unless (some #'go-tag-p body)
- (return-from tagbody (ls-compile `(progn ,@body nil))))
+ (return-from tagbody (convert `(progn ,@body nil))))
;; The translation assumes the first form in BODY is a label
(unless (go-tag-p (car body))
(push (gensym "START") body))
(setq initag (second (binding-value b))))
`(selfcall
;; TAGBODY branch to take
- (var (,(make-symbol branch) ,initag))
- (var (,(make-symbol tbidx) #()))
+ (var (,branch ,initag))
+ (var (,tbidx #()))
(label tbloop
(while true
(try
- (switch ,(make-symbol branch)
+ (switch ,branch
,@(with-collect
(collect `(case ,initag))
(dolist (form (cdr body))
(if (go-tag-p form)
(let ((b (lookup-in-lexenv form *environment* 'gotag)))
(collect `(case ,(second (binding-value b)))))
- (progn
- (collect (ls-compile form))
- ;; TEMPORAL!
- (collect '(code ";"))))))
+ (collect (convert form)))))
default
(break tbloop)))
(catch (jump)
(if (and (== (get jump "type") "tagbody")
- (== (get jump "id") ,(make-symbol tbidx)))
- (= ,(make-symbol branch) (get jump "label"))
+ (== (get jump "id") ,tbidx))
+ (= ,branch (get jump "label"))
(throw jump)))))
- (return ,(ls-compile nil))))))
+ (return ,(convert nil))))))
(define-compilation go (label)
(let ((b (lookup-in-lexenv label *environment* 'gotag))
(throw
(object
"type" "tagbody"
- "id" ,(make-symbol (first (binding-value b)))
+ "id" ,(first (binding-value b))
"label" ,(second (binding-value b))
"message" ,(concat "Attempt to GO to non-existing tag " n))))))
(define-compilation unwind-protect (form &rest clean-up)
`(selfcall
- (var (|ret| ,(ls-compile nil)))
+ (var (ret ,(convert nil)))
(try
- (= |ret| ,(ls-compile form)))
+ (= ret ,(convert form)))
(finally
- ,(ls-compile-block clean-up))
- (return |ret|)))
+ ,(convert-block clean-up))
+ (return ret)))
(define-compilation multiple-value-call (func-form &rest forms)
`(selfcall
- (var (func ,(ls-compile func-form)))
+ (var (func ,(convert func-form)))
(var (args ,(vector (if *multiple-value-p* '|values| '|pv|) 0)))
(return
(selfcall
(progn
,@(with-collect
(dolist (form forms)
- (collect `(= vs ,(ls-compile form t)))
+ (collect `(= vs ,(convert form t)))
(collect `(if (and (=== (typeof vs) "object")
(in "multiple-value" vs))
- (= args (call (get args "concat") vs))
- (call (get args "push") vs))))))
+ (= args (method-call args "concat" vs))
+ (method-call args "push" vs))))))
(= (property args 1) (- (property args "length") 2))
- (return (call (get func "apply") |window| args))))))
+ (return (method-call func "apply" |window| args))))))
(define-compilation multiple-value-prog1 (first-form &rest forms)
`(selfcall
- (var (args ,(ls-compile first-form *multiple-value-p*)))
- ;; TODO: Interleave is temporal
- (progn ,@(interleave (mapcar #'ls-compile forms)
- '(code ";")
- t))
+ (var (args ,(convert first-form *multiple-value-p*)))
+ (progn ,@(mapcar #'convert forms))
(return args)))
(define-transformation backquote (form)
(defmacro define-builtin (name args &body body)
`(define-raw-builtin ,name ,args
- (let ,(mapcar (lambda (arg) `(,arg (ls-compile ,arg))) args)
+ (let ,(mapcar (lambda (arg) `(,arg (convert ,arg))) args)
,@body)))
;;; VARIABLE-ARITY compiles variable arity operations. ARGS stands for
(push x fargs)
(let ((v (make-symbol (concat "x" (integer-to-string (incf counter))))))
(push v fargs)
- (push `(var (,v ,(ls-compile x)))
+ (push `(var (,v ,(convert x)))
prelude)
(push `(if (!= (typeof ,v) "number")
(throw "Not a number!"))
`(define-raw-builtin ,op (x &rest args)
(let ((args (cons x args)))
(variable-arity args
- (js!bool (comparison-conjuntion args ',sym))))))
+ `(bool ,(comparison-conjuntion args ',sym))))))
(define-builtin-comparison > >)
(define-builtin-comparison < <)
`(bool (== (typeof ,x) "number")))
(define-builtin floor (x)
- `(call (get |Math| |floor|) ,x))
+ `(method-call |Math| "floor" ,x))
(define-builtin expt (x y)
- `(call (get |Math| |pow|) ,x ,y))
+ `(method-call |Math| "pow" ,x ,y))
(define-builtin float-to-string (x)
- `(call |make_lisp_string| (call (get ,x |toString|))))
+ `(call |make_lisp_string| (method-call ,x |toString|)))
(define-builtin cons (x y)
`(object "car" ,x "cdr" ,y))
(define-builtin car (x)
`(selfcall
(var (tmp ,x))
- (return (if (=== tmp ,(ls-compile nil))
- ,(ls-compile nil)
+ (return (if (=== tmp ,(convert nil))
+ ,(convert nil)
(get tmp "car")))))
(define-builtin cdr (x)
`(selfcall
(var (tmp ,x))
- (return (if (=== tmp ,(ls-compile nil))
- ,(ls-compile nil)
+ (return (if (=== tmp ,(convert nil))
+ ,(convert nil)
(get tmp "cdr")))))
(define-builtin rplaca (x new)
(return func)))
(define-builtin symbol-plist (x)
- `(or (get ,x "plist") ,(ls-compile nil)))
+ `(or (get ,x "plist") ,(convert nil)))
(define-builtin lambda-code (x)
- `(call |make_lisp_string| (call (get ,x "toString"))))
+ `(call |make_lisp_string| (method-call ,x "toString")))
(define-builtin eq (x y)
`(bool (=== ,x ,y)))
(define-raw-builtin funcall (func &rest args)
`(selfcall
- (var (f ,(ls-compile func)))
+ (var (f ,(convert func)))
(return (call (if (=== (typeof f) "function")
f
(get f "fvalue"))
,@(list* (if *multiple-value-p* '|values| '|pv|)
(length args)
- (mapcar #'ls-compile args))))))
+ (mapcar #'convert args))))))
(define-raw-builtin apply (func &rest args)
(if (null args)
- (ls-compile func)
+ (convert func)
(let ((args (butlast args))
(last (car (last args))))
`(selfcall
- (var (f ,(ls-compile func)))
+ (var (f ,(convert func)))
(var (args ,(list-to-vector
(list* (if *multiple-value-p* '|values| '|pv|)
(length args)
- (mapcar #'ls-compile args)))))
- (var (tail ,(ls-compile last)))
- (while (!= tail ,(ls-compile nil))
- (call (get args "push") (get tail "car"))
+ (mapcar #'convert args)))))
+ (var (tail ,(convert last)))
+ (while (!= tail ,(convert nil))
+ (method-call args "push" (get tail "car"))
(post++ (property args 1))
(= tail (get tail "cdr")))
- (return (call (get (if (=== (typeof f) "function")
- f
- (get f "fvalue"))
- "apply")
- this
- args))))))
+ (return (method-call (if (=== (typeof f) "function")
+ f
+ (get f "fvalue"))
+ "apply"
+ this
+ args))))))
(define-builtin js-eval (string)
(if *multiple-value-p*
`(selfcall
(var (v (call |globalEval| (call |xstring| ,string))))
- (return (call (get |values| "apply") this (call |forcemv| v))))
+ (return (method-call |values| "apply" this (call |forcemv| v))))
`(call |globalEval| (call |xstring| ,string))))
(define-builtin %throw (string)
`(bool (=== (typeof ,x) "function")))
(define-builtin %write-string (x)
- `(call (get |lisp| "write") ,x))
+ `(method-call |lisp| "write" ,x))
(define-builtin /debug (x)
- `(call (get |console| "log") (call |xstring| ,x)))
+ `(method-call |console| "log" (call |xstring| ,x)))
;;; Storage vectors. They are used to implement arrays and (in the
(define-builtin concatenate-storage-vector (sv1 sv2)
`(selfcall
(var (sv1 ,sv1))
- (var (r (call (get sv1 "concat") ,sv2)))
+ (var (r (method-call sv1 "concat" ,sv2)))
(= (get r "type") (get sv1 "type"))
(= (get r "stringp") (get sv1 "stringp"))
(return r)))
(define-builtin get-internal-real-time ()
- `(call (get (new (call |Date|)) "getTime")))
+ `(method-call (new (call |Date|)) "getTime"))
(define-builtin values-array (array)
(if *multiple-value-p*
- `(call (get |values| "apply") this ,array)
- `(call (get |pv| "apply") this ,array)))
+ `(method-call |values| "apply" this ,array)
+ `(method-call |pv| "apply" this ,array)))
(define-raw-builtin values (&rest args)
(if *multiple-value-p*
- `(call |values| ,@(mapcar #'ls-compile args))
- `(call |pv| ,@(mapcar #'ls-compile args))))
+ `(call |values| ,@(mapcar #'convert args))
+ `(call |pv| ,@(mapcar #'convert args))))
;;; Javascript FFI
(define-raw-builtin oget* (object key &rest keys)
`(selfcall
(progn
- (var (tmp (property ,(ls-compile object) (call |xstring| ,(ls-compile key)))))
+ (var (tmp (property ,(convert object) (call |xstring| ,(convert key)))))
,@(mapcar (lambda (key)
`(progn
- (if (=== tmp undefined) (return ,(ls-compile nil)))
- (= tmp (property tmp (call |xstring| ,(ls-compile key))))))
+ (if (=== tmp undefined) (return ,(convert nil)))
+ (= tmp (property tmp (call |xstring| ,(convert key))))))
keys))
- (return (if (=== tmp undefined) ,(ls-compile nil) tmp))))
+ (return (if (=== tmp undefined) ,(convert nil) tmp))))
(define-raw-builtin oset* (value object key &rest keys)
(let ((keys (cons key keys)))
`(selfcall
(progn
- (var (obj ,(ls-compile object)))
+ (var (obj ,(convert object)))
,@(mapcar (lambda (key)
`(progn
- (= obj (property obj (call |xstring| ,(ls-compile key))))
+ (= obj (property obj (call |xstring| ,(convert key))))
(if (=== object undefined)
(throw "Impossible to set object property."))))
(butlast keys))
(var (tmp
- (= (property obj (call |xstring| ,(ls-compile (car (last keys)))))
- ,(ls-compile value))))
+ (= (property obj (call |xstring| ,(convert (car (last keys)))))
+ ,(convert value))))
(return (if (=== tmp undefined)
- ,(ls-compile nil)
+ ,(convert nil)
tmp))))))
(define-raw-builtin oget (object key &rest keys)
- `(call |js_to_lisp| ,(ls-compile `(oget* ,object ,key ,@keys))))
+ `(call |js_to_lisp| ,(convert `(oget* ,object ,key ,@keys))))
(define-raw-builtin oset (value object key &rest keys)
- (ls-compile `(oset* (lisp-to-js ,value) ,object ,key ,@keys)))
+ (convert `(oset* (lisp-to-js ,value) ,object ,key ,@keys)))
(define-builtin objectp (x)
`(bool (=== (typeof ,x) "object")))
(o ,object))
(for-in (key o)
(call g ,(if *multiple-value-p* '|values| '|pv|) 1 (get o "key")))
- (return ,(ls-compile nil))))
+ (return ,(convert nil))))
(define-compilation %js-vref (var)
`(call |js_to_lisp| ,(make-symbol var)))
(define-compilation %js-vset (var val)
- `(= ,(make-symbol var) (call |lisp_to_js| ,(ls-compile val))))
+ `(= ,(make-symbol var) (call |lisp_to_js| ,(convert val))))
(define-setf-expander %js-vref (var)
(let ((new-value (gensym)))
(values form nil))))
(defun compile-funcall (function args)
- (let* ((values-funcs (if *multiple-value-p* "values" "pv"))
- (arglist `(code "(" ,@(interleave (list* values-funcs
- (integer-to-string (length args))
- (mapcar #'ls-compile args))
- ", ")
- ")")))
+ (let* ((arglist (list* (if *multiple-value-p* '|values| '|pv|)
+ (length args)
+ (mapcar #'convert args))))
(unless (or (symbolp function)
(and (consp function)
(member (car function) '(lambda oget))))
(error "Bad function designator `~S'" function))
(cond
((translate-function function)
- `(code ,(translate-function function) ,arglist))
+ `(call ,(translate-function function) ,@arglist))
((and (symbolp function)
#+jscl (eq (symbol-package function) (find-package "COMMON-LISP"))
#-jscl t)
- `(code ,(ls-compile `',function) ".fvalue" ,arglist))
+ `(method-call ,(convert `',function) "fvalue" ,@arglist))
#+jscl((symbolp function)
- `(code ,(ls-compile `#',function) ,arglist))
+ `(call ,(convert `#',function) ,@arglist))
((and (consp function) (eq (car function) 'lambda))
- `(code ,(ls-compile `#',function) ,arglist))
+ `(call ,(convert `#',function) ,@arglist))
((and (consp function) (eq (car function) 'oget))
- `(code ,(ls-compile function) ,arglist))
+ `(call |js_to_lisp|
+ (call ,(reduce (lambda (obj p)
+ `(property ,obj (call |xstring| ,p)))
+ (mapcar #'convert (cdr function)))
+ ,@(mapcar (lambda (s)
+ `(call |lisp_to_js| ,s))
+ args))))
(t
(error "Bad function descriptor")))))
-(defun ls-compile-block (sexps &optional return-last-p decls-allowed-p)
+(defun convert-block (sexps &optional return-last-p decls-allowed-p)
(multiple-value-bind (sexps decls)
(parse-body sexps :declarations decls-allowed-p)
(declare (ignore decls))
(if return-last-p
- `(code ,(ls-compile-block (butlast sexps) nil decls-allowed-p)
- "return " ,(ls-compile (car (last sexps)) *multiple-value-p*) ";")
- `(code
- ,@(interleave (mapcar #'ls-compile sexps) ";
-" *newline*)
- ";" ,*newline*))))
-
-(defun ls-compile* (sexp &optional multiple-value-p)
+ `(progn
+ ,@(mapcar #'convert (butlast sexps))
+ (return ,(convert (car (last sexps)) *multiple-value-p*)))
+ `(progn ,@(mapcar #'convert sexps)))))
+
+(defun convert (sexp &optional multiple-value-p)
(multiple-value-bind (sexp expandedp) (!macroexpand-1 sexp)
(when expandedp
- (return-from ls-compile* (ls-compile sexp multiple-value-p)))
+ (return-from convert (convert sexp multiple-value-p)))
;; The expression has been macroexpanded. Now compile it!
(let ((*multiple-value-p* multiple-value-p))
(cond
(binding-value b))
((or (keywordp sexp)
(and b (member 'constant (binding-declarations b))))
- `(get ,(ls-compile `',sexp) "value"))
+ `(get ,(convert `',sexp) "value"))
(t
- (ls-compile `(symbol-value ',sexp))))))
+ (convert `(symbol-value ',sexp))))))
((or (integerp sexp) (floatp sexp) (characterp sexp) (stringp sexp) (arrayp sexp))
(literal sexp))
((listp sexp)
(t
(error "How should I compile `~S'?" sexp))))))
-(defun ls-compile (sexp &optional multiple-value-p)
- `(code "(" ,(ls-compile* sexp multiple-value-p) ")"))
-
(defvar *compile-print-toplevels* nil)
(when *compile-print-toplevels*
(let ((form-string (prin1-to-string sexp)))
(format t "Compiling ~a..." (truncate-string form-string))))
- (let ((code (ls-compile sexp multiple-value-p)))
- `(code
- ,@(interleave (get-toplevel-compilations) ";
-" t)
- ,(when code
- `(code ,code ";"))))))))
-
-(defun ls-compile-toplevel (sexp &optional multiple-value-p)
+ (let ((code (convert sexp multiple-value-p)))
+ `(progn
+ ,@(get-toplevel-compilations)
+ ,code))))))
+
+(defun compile-toplevel (sexp &optional multiple-value-p)
(with-output-to-string (*standard-output*)
(js (convert-toplevel sexp multiple-value-p))))