;;; kind to associate with NAME.
(defmacro def-ir1-translator (name (lambda-list start-var next-var result-var)
&body body)
- (let ((fn-name (symbolicate "IR1-CONVERT-" name)))
+ (let ((fn-name (symbolicate "IR1-CONVERT-" name))
+ (guard-name (symbolicate name "-GUARD")))
(with-unique-names (whole-var n-env)
(multiple-value-bind (body decls doc)
(parse-defmacro lambda-list whole-var body name "special form"
,@decls
,body
(values))
- ,@(when doc
- `((setf (fdocumentation ',name 'function) ,doc)))
+ #-sb-xc-host
+ ;; It's nice to do this for error checking in the target
+ ;; SBCL, but it's not nice to do this when we're running in
+ ;; the cross-compilation host Lisp, which owns the
+ ;; SYMBOL-FUNCTION of its COMMON-LISP symbols. These guard
+ ;; functions also provide the documentation for special forms.
+ (progn
+ (defun ,guard-name (&rest args)
+ ,@(when doc (list doc))
+ (declare (ignore args))
+ (error 'special-form-function :name ',name))
+ (let ((fun #',guard-name))
+ (setf (%simple-fun-arglist fun) ',lambda-list
+ (%simple-fun-name fun) ',name
+ (symbol-function ',name) fun)
+ (fmakunbound ',guard-name)))
;; FIXME: Evidently "there can only be one!" -- we overwrite any
;; other :IR1-CONVERT value. This deserves a warning, I think.
(setf (info :function :ir1-convert ',name) #',fn-name)
;; FIXME: rename this to SPECIAL-OPERATOR, to update it to
;; the 1990s?
(setf (info :function :kind ',name) :special-form)
- ;; It's nice to do this for error checking in the target
- ;; SBCL, but it's not nice to do this when we're running in
- ;; the cross-compilation host Lisp, which owns the
- ;; SYMBOL-FUNCTION of its COMMON-LISP symbols.
- #-sb-xc-host
- (let ((fun (lambda (&rest rest)
- (declare (ignore rest))
- (error 'special-form-function :name ',name))))
- (setf (%simple-fun-arglist fun) ',lambda-list)
- (setf (symbol-function ',name) fun))
',name)))))
;;; (This is similar to DEF-IR1-TRANSLATOR, except that we pass if the
translations-name
attribute-names
get-setf-expansion-fun-name)
+ (declare (ignore attribute-names))
`(define-setf-expander ,test-name (place &rest attributes
&environment env)
"Automagically generated boolean attribute setter. See
(,get-setf-expansion-fun-name place env)
(when (cdr stores)
(error "multiple store variables for ~S" place))
- (let ((newval (gensym))
- (n-place (gensym))
+ (let ((newval (sb!xc:gensym))
+ (n-place (sb!xc:gensym))
(mask (compute-attribute-mask attributes ,translations-name)))
(values `(,@temps ,n-place)
`(,@values ,get)
attribute-names
'get-setf-expansion)))
+;;; Otherwise the source locations for DEFTRANSFORM, DEFKNOWN, &c
+;;; would be off by one toplevel form as their source locations are
+;;; determined before cross-compiling where the above PROGN is not
+;;; seen.
+#+sb-xc (progn)
+
;;; And now for some gratuitous pseudo-abstraction...
;;;
;;; ATTRIBUTES-UNION
(when (and eval-name defun-only)
(error "can't specify both DEFUN-ONLY and EVAL-NAME"))
(multiple-value-bind (body decls doc) (parse-body body-decls-doc)
- (let ((n-args (gensym))
- (n-node (or node (gensym)))
- (n-decls (gensym))
- (n-lambda (gensym))
+ (let ((n-args (sb!xc:gensym))
+ (n-node (or node (sb!xc:gensym)))
+ (n-decls (sb!xc:gensym))
+ (n-lambda (sb!xc:gensym))
(decls-body `(,@decls ,@body)))
(multiple-value-bind (parsed-form vars)
(parse-deftransform lambda-list
;;; the rest of the optimizer function's lambda-list. LTN-ANNOTATE
;;; methods are passed an additional POLICY argument, and IR2-CONVERT
;;; methods are passed an additional IR2-BLOCK argument.
-(defmacro defoptimizer (what (lambda-list &optional (n-node (gensym))
+(defmacro defoptimizer (what (lambda-list &optional (n-node (sb!xc:gensym))
&rest vars)
&body body)
(let ((name (if (symbolp what) what
;;; Iterate over the uses of LVAR, binding NODE to each one
;;; successively.
-;;;
-;;; XXX Could change it not to replicate the code someday perhaps...
(defmacro do-uses ((node-var lvar &optional result) &body body)
(with-unique-names (uses)
`(let ((,uses (lvar-uses ,lvar)))
- (if (listp ,uses)
- (dolist (,node-var ,uses ,result)
- ,@body)
- (block nil
- (let ((,node-var ,uses))
- ,@body))))))
+ (block nil
+ (flet ((do-1-use (,node-var)
+ ,@body))
+ (if (listp ,uses)
+ (dolist (node ,uses)
+ (do-1-use node))
+ (do-1-use ,uses)))
+ ,result))))
;;; Iterate over the nodes in BLOCK, binding NODE-VAR to the each node
;;; and LVAR-VAR to the node's LVAR. The only keyword option is