real-add-named-method)
))
-;;; For each of the early functions, arrange to have it point to its early
-;;; definition. Do this in a way that makes sure that if we redefine one
-;;; of the early definitions the redefinition will take effect. This makes
-;;; development easier.
-;;;
-;;; The function which generates the redirection closure is pulled out into
-;;; a separate piece of code because of a bug in ExCL which causes this not
-;;; to work if it is inlined.
-;;; FIXME: We no longer need to worry about ExCL now, so we could unscrew this.
-(eval-when (:load-toplevel :execute)
-
-(defun redirect-early-function-internal (real early)
- (setf (gdefinition real)
- (set-function-name
- #'(lambda (&rest args)
- (apply (the function (symbol-function early)) args))
- real)))
-
+;;; For each of the early functions, arrange to have it point to its
+;;; early definition. Do this in a way that makes sure that if we
+;;; redefine one of the early definitions the redefinition will take
+;;; effect. This makes development easier.
(dolist (fns *!early-functions*)
(let ((name (car fns))
(early-name (cadr fns)))
- (redirect-early-function-internal name early-name)))
-
-) ; EVAL-WHEN
+ (setf (gdefinition name)
+ (set-function-name
+ (lambda (&rest args)
+ (apply (fdefinition early-name) args))
+ name))))
;;; *!GENERIC-FUNCTION-FIXUPS* is used by !FIX-EARLY-GENERIC-FUNCTIONS
;;; to convert the few functions in the bootstrap which are supposed
standard-compute-effective-method))))
\f
(defmacro defgeneric (function-name lambda-list &body options)
- (expand-defgeneric function-name lambda-list options))
-
-(defun expand-defgeneric (function-name lambda-list options)
- (when (listp function-name)
- (do-standard-defsetf-1 (sb-int:function-name-block-name function-name)))
(let ((initargs ())
(methods ()))
(flet ((duplicate-option (name)
- (error 'sb-kernel:simple-program-error
+ (error 'simple-program-error
:format-control "The option ~S appears more than once."
:format-arguments (list name)))
(expand-method-definition (qab) ; QAB = qualifiers, arglist, body
(arglist (elt qab arglist-pos))
(qualifiers (subseq qab 0 arglist-pos))
(body (nthcdr (1+ arglist-pos) qab)))
- (when (not (equal (cadr (getf initargs :method-combination))
- qualifiers))
- (error "bad method specification in DEFGENERIC ~A~%~
- -- qualifier mismatch for lambda list ~A"
- function-name arglist))
`(defmethod ,function-name ,@qualifiers ,arglist ,@body))))
(macrolet ((initarg (key) `(getf initargs ,key)))
(dolist (option options)
(setf (initarg car-option)
`',(cdr option))))
((:documentation :generic-function-class :method-class)
- (unless (sb-int:proper-list-of-length-p option 2)
+ (unless (proper-list-of-length-p option 2)
(error "bad list length for ~S" option))
(if (initarg car-option)
(duplicate-option car-option)
(t
;; ANSI requires that unsupported things must get a
;; PROGRAM-ERROR.
- (error 'sb-kernel:simple-program-error
+ (error 'simple-program-error
:format-control "unsupported option ~S"
:format-arguments (list option))))))
`(progn
(eval-when (:compile-toplevel :load-toplevel :execute)
(compile-or-load-defgeneric ',function-name))
- ,(make-top-level-form
- `(defgeneric ,function-name)
- *defgeneric-times*
- `(load-defgeneric ',function-name ',lambda-list ,@initargs))
+ (load-defgeneric ',function-name ',lambda-list ,@initargs)
,@(mapcar #'expand-method-definition methods)
`,(function ,function-name)))))
(defun compile-or-load-defgeneric (function-name)
(sb-kernel:proclaim-as-function-name function-name)
(sb-kernel:note-name-defined function-name :function)
- (unless (eq (sb-int:info :function :where-from function-name) :declared)
- (setf (sb-int:info :function :where-from function-name) :defined)
- (setf (sb-int:info :function :type function-name)
+ (unless (eq (info :function :where-from function-name) :declared)
+ (setf (info :function :where-from function-name) :defined)
+ (setf (info :function :type function-name)
(sb-kernel:specifier-type 'function))))
(defun load-defgeneric (function-name lambda-list &rest initargs)
- (when (listp function-name)
- (do-standard-defsetf-1 (cadr function-name)))
(when (fboundp function-name)
(sb-kernel::style-warn "redefining ~S in DEFGENERIC" function-name))
(apply #'ensure-generic-function
initargs))
\f
(defmacro defmethod (&rest args &environment env)
- (declare (arglist name
- {method-qualifier}*
- specialized-lambda-list
- &body body))
(multiple-value-bind (name qualifiers lambda-list body)
(parse-defmethod args)
(multiple-value-bind (proto-gf proto-method)
lambda-list
body
env)
- (when (listp name)
- (do-standard-defsetf-1 (cadr name)))
(let ((*make-instance-function-keys* nil)
(*optimize-asv-funcall-p* t)
(*asv-readers* nil) (*asv-writers* nil) (*asv-boundps* nil))
initargs-form &optional pv-table-symbol)
(let (fn
fn-lambda)
- (if (and (interned-symbol-p (sb-int:function-name-block-name name))
+ (if (and (interned-symbol-p (function-name-block-name name))
(every #'interned-symbol-p qualifiers)
(every #'(lambda (s)
(if (consp s)
;; force symbols to be printed
;; with explicit package
;; prefixes.)
- (*package* sb-int:*keyword-package*))
+ (*package* *keyword-package*))
(format nil "~S" mname)))))
- `(eval-when ,*defmethod-times*
- (defun ,mname-sym ,(cadr fn-lambda)
- ,@(cddr fn-lambda))
- ,(make-defmethod-form-internal
- name qualifiers `',specls
- unspecialized-lambda-list method-class-name
- `(list* ,(cadr initargs-form)
- #',mname-sym
- ,@(cdddr initargs-form))
- pv-table-symbol)))
- (make-top-level-form
- `(defmethod ,name ,@qualifiers ,specializers)
- *defmethod-times*
- (make-defmethod-form-internal
- name qualifiers
- `(list ,@(mapcar #'(lambda (specializer)
- (if (consp specializer)
- ``(,',(car specializer)
- ,,(cadr specializer))
- `',specializer))
- specializers))
- unspecialized-lambda-list method-class-name
- initargs-form
- pv-table-symbol)))))
+ `(progn
+ (defun ,mname-sym ,(cadr fn-lambda)
+ ,@(cddr fn-lambda))
+ ,(make-defmethod-form-internal
+ name qualifiers `',specls
+ unspecialized-lambda-list method-class-name
+ `(list* ,(cadr initargs-form)
+ #',mname-sym
+ ,@(cdddr initargs-form))
+ pv-table-symbol)))
+ (make-defmethod-form-internal
+ name qualifiers
+ `(list ,@(mapcar #'(lambda (specializer)
+ (if (consp specializer)
+ ``(,',(car specializer)
+ ,,(cadr specializer))
+ `',specializer))
+ specializers))
+ unspecialized-lambda-list method-class-name
+ initargs-form
+ pv-table-symbol))))
(defun make-defmethod-form-internal
(name qualifiers specializers-form unspecialized-lambda-list
(extract-declarations body env)
(values `(lambda ,unspecialized-lambda-list
,@(when documentation `(,documentation))
- (declare (method-name ,(list name qualifiers specializers)))
- (declare (method-lambda-list ,@lambda-list))
+ (declare (%method-name ,(list name qualifiers specializers)))
+ (declare (%method-lambda-list ,@lambda-list))
,@declarations
,@real-body)
unspecialized-lambda-list specializers))))
(declare (ignore proto-gf proto-method))
(make-method-lambda-internal method-lambda env))
+;;; a helper function for creating Python-friendly type declarations
+;;; in DEFMETHOD forms
+(defun parameter-specializer-declaration-in-defmethod (parameter specializer)
+ (cond ((and (consp specializer)
+ (eq (car specializer) 'eql))
+ ;; KLUDGE: ANSI, in its wisdom, says that
+ ;; EQL-SPECIALIZER-FORMs in EQL specializers are evaluated at
+ ;; DEFMETHOD expansion time. Thus, although one might think
+ ;; that in
+ ;; (DEFMETHOD FOO ((X PACKAGE)
+ ;; (Y (EQL 12))
+ ;; ..))
+ ;; the PACKAGE and (EQL 12) forms are both parallel type
+ ;; names, they're not, as is made clear when you do
+ ;; (DEFMETHOD FOO ((X PACKAGE)
+ ;; (Y (EQL 'BAR)))
+ ;; ..)
+ ;; where Y needs to be a symbol named "BAR", not some cons
+ ;; made by (CONS 'QUOTE 'BAR). I.e. when the
+ ;; EQL-SPECIALIZER-FORM is (EQL 'X), it requires an argument
+ ;; to be of type (EQL X). It'd be easy to transform one to
+ ;; the other, but it'd be somewhat messier to do so while
+ ;; ensuring that the EQL-SPECIALIZER-FORM is only EVAL'd
+ ;; once. (The new code wouldn't be messy, but it'd require a
+ ;; big transformation of the old code.) So instead we punt.
+ ;; -- WHN 20000610
+ '(ignorable))
+ ((member specializer
+ ;; KLUDGE: For some low-level implementation
+ ;; classes, perhaps because of some problems related
+ ;; to the incomplete integration of PCL into SBCL's
+ ;; type system, some specializer classes can't be
+ ;; declared as argument types. E.g.
+ ;; (DEFMETHOD FOO ((X SLOT-OBJECT))
+ ;; (DECLARE (TYPE SLOT-OBJECT X))
+ ;; ..)
+ ;; loses when
+ ;; (DEFSTRUCT BAR A B)
+ ;; (FOO (MAKE-BAR))
+ ;; perhaps because of the way that STRUCTURE-OBJECT
+ ;; inherits both from SLOT-OBJECT and from
+ ;; SB-KERNEL:INSTANCE. In an effort to sweep such
+ ;; problems under the rug, we exclude these problem
+ ;; cases by blacklisting them here. -- WHN 2001-01-19
+ '(slot-object))
+ '(ignorable))
+ ((not (eq *boot-state* 'complete))
+ ;; KLUDGE: PCL, in its wisdom, sometimes calls methods with
+ ;; types which don't match their specializers. (Specifically,
+ ;; it calls ENSURE-CLASS-USING-CLASS (T NULL) with a non-NULL
+ ;; second argument.) Hopefully it only does this kind of
+ ;; weirdness when bootstrapping.. -- WHN 20000610
+ '(ignorable))
+ (t
+ ;; Otherwise, we can make Python very happy.
+ `(type ,specializer ,parameter))))
+
(defun make-method-lambda-internal (method-lambda &optional env)
(unless (and (consp method-lambda) (eq (car method-lambda) 'lambda))
(error "The METHOD-LAMBDA argument to MAKE-METHOD-LAMBDA, ~S, ~
method-lambda))
(multiple-value-bind (documentation declarations real-body)
(extract-declarations (cddr method-lambda) env)
- (let* ((name-decl (get-declaration 'method-name declarations))
- (sll-decl (get-declaration 'method-lambda-list declarations))
+ (let* ((name-decl (get-declaration '%method-name declarations))
+ (sll-decl (get-declaration '%method-lambda-list declarations))
(method-name (when (consp name-decl) (car name-decl)))
(generic-function-name (when method-name (car method-name)))
(specialized-lambda-list (or sll-decl (cadr method-lambda))))
(calls (list nil))
(class-declarations
`(declare
- ;; FIXME: These nonstandard (DECLARE (SB-PCL::CLASS FOO BAR))
- ;; declarations should go away but as of 0.6.9.10, it's not
- ;; as simple as just deleting them.
+ ;; These declarations seem to be used by PCL to pass
+ ;; information to itself; when I tried to delete 'em
+ ;; ca. 0.6.10 it didn't work. I'm not sure how
+ ;; they work, but note the (VARIABLE-DECLARATION '%CLASS ..)
+ ;; expression in CAN-OPTIMIZE-ACCESS1. -- WHN 2000-12-30
,@(remove nil
(mapcar (lambda (a s) (and (symbolp s)
- (neq s 't)
- `(class ,a ,s)))
+ (neq s t)
+ `(%class ,a ,s)))
parameters
specializers))
;; These TYPE declarations weren't in the original
- ;; PCL code, but Python likes them a lot. (We're
- ;; telling the compiler about our knowledge of
- ;; specialized argument types so that it can avoid
- ;; run-time type overhead, which can be a big win
- ;; for Python.)
- ,@(mapcar (lambda (a s)
- (cond ((and (consp s)
- (eql (car s) 'eql))
- ;; KLUDGE: ANSI, in its wisdom, says
- ;; that EQL-SPECIALIZER-FORMs in EQL
- ;; specializers are evaluated at
- ;; DEFMETHOD expansion time. Thus,
- ;; although one might think that in
- ;; (DEFMETHOD FOO ((X PACKAGE)
- ;; (Y (EQL 12))
- ;; ..))
- ;; the PACKAGE and (EQL 12) forms are
- ;; both parallel type names, they're
- ;; not, as is made clear when you do
- ;; (DEFMETHOD FOO ((X PACKAGE)
- ;; (Y (EQL 'BAR)))
- ;; ..)
- ;; where Y needs to be a symbol
- ;; named "BAR", not some cons made by
- ;; (CONS 'QUOTE 'BAR). I.e. when
- ;; the EQL-SPECIALIZER-FORM is (EQL 'X),
- ;; it requires an argument to be of
- ;; type (EQL X). It'd be easy to transform
- ;; one to the other, but it'd be somewhat
- ;; messier to do so while ensuring that
- ;; the EQL-SPECIALIZER-FORM is only
- ;; EVAL'd once. (The new code wouldn't
- ;; be messy, but it'd require a big
- ;; transformation of the old code.)
- ;; So instead we punt. -- WHN 20000610
- '(ignorable))
- ((not (eq *boot-state* 'complete))
- ;; KLUDGE: PCL, in its wisdom,
- ;; sometimes calls methods with
- ;; types which don't match their
- ;; specializers. (Specifically, it calls
- ;; ENSURE-CLASS-USING-CLASS (T NULL)
- ;; with a non-NULL second argument.)
- ;; Hopefully it only does this kind
- ;; of weirdness when bootstrapping..
- ;; -- WHN 20000610
- '(ignorable))
- (t
- ;; Otherwise, we can make Python
- ;; very happy.
- `(type ,s ,a))))
+ ;; PCL code, but the Python compiler likes them a
+ ;; lot. (We're telling the compiler about our
+ ;; knowledge of specialized argument types so that
+ ;; it can avoid run-time type dispatch overhead,
+ ;; which can be a huge win for Python.)
+ ;;
+ ;; FIXME: Perhaps these belong in
+ ;; ADD-METHOD-DECLARATIONS instead of here?
+ ,@(mapcar #'parameter-specializer-declaration-in-defmethod
parameters
specializers)))
(method-lambda
(declare (ignorable ,@required-parameters))
,class-declarations
,@declarations
- (block ,(sb-int:function-name-block-name
+ (block ,(function-name-block-name
generic-function-name)
,@real-body)))
(constant-value-p (and (null (cdr real-body))
(constantp (car real-body))))
(constant-value (and constant-value-p
(eval (car real-body))))
- ;; FIXME: This can become a bare AND (no IF), just like
- ;; the expression for CONSTANT-VALUE just above.
- (plist (if (and constant-value-p
- (or (typep constant-value
- '(or number character))
- (and (symbolp constant-value)
- (symbol-package constant-value))))
- (list :constant-value constant-value)
- ()))
+ (plist (and constant-value-p
+ (or (typep constant-value
+ '(or number character))
+ (and (symbolp constant-value)
+ (symbol-package constant-value)))
+ (list :constant-value constant-value)))
(applyp (dolist (p lambda-list nil)
(cond ((memq p '(&optional &rest &key))
(return t))
(extract-declarations (cddr walked-lambda))
(declare (ignore ignore))
(when (or next-method-p-p call-next-method-p)
- (setq plist (list* :needs-next-methods-p 't plist)))
+ (setq plist (list* :needs-next-methods-p t plist)))
(when (some #'cdr slots)
(multiple-value-bind (slot-name-lists call-list)
(slot-name-lists-from-slots slots calls)
`(not (null .next-method.))))
,@body))
-(defstruct method-call
+(defstruct (method-call (:copier nil))
(function #'identity :type function)
call-method-args)
`(list ,@required-args+rest-arg))
(method-call-call-method-args ,method-call)))
-(defstruct fast-method-call
+(defstruct (fast-method-call (:copier nil))
(function #'identity :type function)
pv-cell
next-method-call
(fast-method-call-next-method-call ,method-call)
,@required-args+rest-arg))
-(defstruct fast-instance-boundp
+(defstruct (fast-instance-boundp (:copier nil))
(index 0 :type fixnum))
#-sb-fluid (declaim (sb-ext:freeze-type fast-instance-boundp))
(unless (constantp restp)
(error "The RESTP argument is not constant."))
(setq restp (eval restp))
- `(progn
+ `(locally
+
+ ;; In sbcl-0.6.11.43, the compiler would issue bogus warnings
+ ;; about type mismatches in unreachable code when we
+ ;; macroexpanded the GET-SLOTS-OR-NIL expressions here and
+ ;; byte-compiled the code. GET-SLOTS-OR-NIL is now an inline
+ ;; function instead of a macro, which seems sufficient to solve
+ ;; the problem all by itself (probably because of some quirk in
+ ;; the relative order of expansion and type inference) but we
+ ;; also use overkill by NOTINLINEing GET-SLOTS-OR-NIL, because it
+ ;; looks as though (1) inlining isn't that much of a win anyway,
+ ;; and (2a) once you miss the FAST-METHOD-CALL clause you're
+ ;; going to be slow anyway, but (2b) code bloat still hurts even
+ ;; when it's off the critical path.
+ (declare (notinline get-slots-or-nil))
+
(trace-emf-call ,emf ,restp (list ,@required-args+rest-arg))
(cond ((typep ,emf 'fast-method-call)
(invoke-fast-method-call ,emf ,@required-args+rest-arg))
`(((typep ,emf 'fixnum)
(let* ((.slots. (get-slots-or-nil
,(car required-args+rest-arg)))
- (value (when .slots. (%instance-ref .slots. ,emf))))
+ (value (when .slots. (clos-slots-ref .slots. ,emf))))
(if (eq value +slot-unbound+)
(slot-unbound-internal ,(car required-args+rest-arg)
,emf)
(let ((.new-value. ,(car required-args+rest-arg))
(.slots. (get-slots-or-nil
,(car required-args+rest-arg))))
- (when .slots. ; just to avoid compiler warnings
- (setf (%instance-ref .slots. ,emf) .new-value.))))))
+ (when .slots.
+ (setf (clos-slots-ref .slots. ,emf) .new-value.))))))
#||
,@(when (and (null restp) (= 1 (length required-args+rest-arg)))
`(((typep ,emf 'fast-instance-boundp)
(let ((.slots. (get-slots-or-nil
,(car required-args+rest-arg))))
(and .slots.
- (not (eq (%instance-ref
+ (not (eq (clos-slots-ref
.slots. (fast-instance-boundp-index ,emf))
+slot-unbound+)))))))
||#
(fixnum
(cond ((null args) (error "1 or 2 args were expected."))
((null (cdr args))
- (let ((value (%instance-ref (get-slots (car args)) emf)))
+ (let* ((slots (get-slots (car args)))
+ (value (clos-slots-ref slots emf)))
(if (eq value +slot-unbound+)
(slot-unbound-internal (car args) emf)
value)))
((null (cddr args))
- (setf (%instance-ref (get-slots (cadr args)) emf)
- (car args)))
+ (setf (clos-slots-ref (get-slots (cadr args)) emf)
+ (car args)))
(t (error "1 or 2 args were expected."))))
(fast-instance-boundp
(if (or (null args) (cdr args))
(error "1 arg was expected.")
- (not (eq (%instance-ref (get-slots (car args))
- (fast-instance-boundp-index emf))
- +slot-unbound+))))
+ (let ((slots (get-slots (car args))))
+ (not (eq (clos-slots-ref slots
+ (fast-instance-boundp-index emf))
+ +slot-unbound+)))))
(function
(apply emf args))))
(null closurep)
(null applyp))
`(let () ,@body))
- ((and (null closurep)
- (null applyp))
+ ((and (null closurep)
+ (null applyp))
;; OK to use MACROLET, and all args are mandatory
;; (else APPLYP would be true).
`(call-next-method-bind
,(cadr var)))))))
(rest `((,var ,args-tail)))
(key (cond ((not (consp var))
- `((,var (get-key-arg ,(sb-int:keywordicate var)
+ `((,var (get-key-arg ,(keywordicate var)
,args-tail))))
((null (cddr var))
(multiple-value-bind (keyword variable)
(if (consp (car var))
(values (caar var)
(cadar var))
- (values (sb-int:keywordicate (car var))
+ (values (keywordicate (car var))
(car var)))
`((,key (get-key-arg1 ',keyword ,args-tail))
(,variable (if (consp ,key)
(if (consp (car var))
(values (caar var)
(cadar var))
- (values (sb-int:keywordicate (car var))
+ (values (keywordicate (car var))
(car var)))
`((,key (get-key-arg1 ',keyword ,args-tail))
(,(caddr var) ,key)
;; like :LOAD-TOPLEVEL.
((not (listp form)) form)
((eq (car form) 'call-next-method)
- (setq call-next-method-p 't)
+ (setq call-next-method-p t)
form)
((eq (car form) 'next-method-p)
- (setq next-method-p-p 't)
+ (setq next-method-p-p t)
form)
((and (eq (car form) 'function)
(cond ((eq (cadr form) 'call-next-method)
- (setq call-next-method-p 't)
+ (setq call-next-method-p t)
(setq closurep t)
form)
((eq (cadr form) 'next-method-p)
- (setq next-method-p-p 't)
+ (setq next-method-p-p t)
(setq closurep t)
form)
(t nil))))
- (;; FIXME: should be MEMQ or FIND :TEST #'EQ
- (and (or (eq (car form) 'slot-value)
- (eq (car form) 'set-slot-value)
- (eq (car form) 'slot-boundp))
+ ((and (memq (car form)
+ '(slot-value set-slot-value slot-boundp))
(constantp (caddr form)))
- (let ((parameter (can-optimize-access form
- required-parameters
- env)))
- ;; FIXME: could be
- ;; (LET ((FUN (ECASE (CAR FORM) ..)))
- ;; (FUNCALL FUN SLOTS PARAMETER FORM))
- (ecase (car form)
- (slot-value
- (optimize-slot-value slots parameter form))
- (set-slot-value
- (optimize-set-slot-value slots parameter form))
- (slot-boundp
- (optimize-slot-boundp slots parameter form)))))
+ (let ((parameter
+ (can-optimize-access form required-parameters env)))
+ (let ((fun (ecase (car form)
+ (slot-value #'optimize-slot-value)
+ (set-slot-value #'optimize-set-slot-value)
+ (slot-boundp #'optimize-slot-boundp))))
+ (funcall fun slots parameter form))))
((and (eq (car form) 'apply)
(consp (cadr form))
(eq (car (cadr form)) 'function)
next-method-p-p)))))
(defun generic-function-name-p (name)
- (and (sb-int:legal-function-name-p name)
+ (and (legal-function-name-p name)
(gboundp name)
(if (eq *boot-state* 'complete)
(standard-generic-function-p (gdefinition name))
*mf1p* (gethash method-function *method-function-plist*)))
*mf1p*)
-(defun #-setf SETF\ SB-PCL\ METHOD-FUNCTION-PLIST
- #+setf (setf method-function-plist)
+(defun (setf method-function-plist)
(val method-function)
(unless (eq method-function *mf1*)
(rotatef *mf1* *mf2*)
(defun method-function-get (method-function key &optional default)
(getf (method-function-plist method-function) key default))
-(defun #-setf SETF\ SB-PCL\ METHOD-FUNCTION-GET
- #+setf (setf method-function-get)
+(defun (setf method-function-get)
(val method-function key)
(setf (getf (method-function-plist method-function) key) val))
(defun load-defmethod
(class name quals specls ll initargs &optional pv-table-symbol)
- (when (listp name) (do-standard-defsetf-1 (cadr name)))
(setq initargs (copy-tree initargs))
(let ((method-spec (or (getf initargs ':method-spec)
(make-method-spec name quals specls))))
(setf (getf initargs ':method-spec) method-spec)
- (record-definition 'method method-spec)
(load-defmethod-internal class name quals specls
ll initargs pv-table-symbol)))
(defun load-defmethod-internal
(method-class gf-spec qualifiers specializers lambda-list
initargs pv-table-symbol)
- (when (listp gf-spec) (do-standard-defsetf-1 (cadr gf-spec)))
(when pv-table-symbol
(setf (getf (getf initargs ':plist) :pv-table-symbol)
pv-table-symbol))
- ;; FIXME: It seems as though I should be able to get this to work.
- ;; But it keeps on screwing up PCL bootstrapping.
- #+nil
(when (and (eq *boot-state* 'complete)
(fboundp gf-spec))
- (let* ((gf (symbol-function gf-spec))
+ (let* ((gf (fdefinition gf-spec))
(method (and (generic-function-p gf)
(find-method gf
qualifiers
- (mapcar #'find-class specializers)
+ (parse-specializers specializers)
nil))))
(when method
(sb-kernel::style-warn "redefining ~S~{ ~S~} ~S in DEFMETHOD"
\f
(defun analyze-lambda-list (lambda-list)
(flet (;; FIXME: Is this redundant with SB-C::MAKE-KEYWORD-FOR-ARG?
- (parse-keyword-argument (arg)
+ (parse-key-argument (arg)
(if (listp arg)
(if (listp (car arg))
(caar arg)
- (sb-int:keywordicate (car arg)))
- (sb-int:keywordicate arg))))
+ (keywordicate (car arg)))
+ (keywordicate arg))))
(let ((nrequired 0)
(noptional 0)
(keysp nil)
(if (memq x lambda-list-keywords)
(case x
(&optional (setq state 'optional))
- (&key (setq keysp 't
+ (&key (setq keysp t
state 'key))
- (&allow-other-keys (setq allow-other-keys-p 't))
- (&rest (setq restp 't
+ (&allow-other-keys (setq allow-other-keys-p t))
+ (&rest (setq restp t
state 'rest))
(&aux (return t))
(otherwise
- (error "encountered the non-standard lambda list keyword ~S" x)))
+ (error "encountered the non-standard lambda list keyword ~S"
+ x)))
(ecase state
(required (incf nrequired))
(optional (incf noptional))
- (key (push (parse-keyword-argument x) keywords)
+ (key (push (parse-key-argument x) keywords)
(push x keyword-parameters))
(rest ()))))
(values nrequired noptional keysp restp allow-other-keys-p
(defun keyword-spec-name (x)
(let ((key (if (atom x) x (car x))))
(if (atom key)
- (intern (symbol-name key) sb-int:*keyword-package*)
+ (keywordicate key)
(car key))))
(defun ftype-declaration-from-lambda-list (lambda-list name)
keywords keyword-parameters)
(analyze-lambda-list lambda-list)
(declare (ignore keyword-parameters))
- (let* ((old (sb-c::info :function :type name)) ;FIXME:FDOCUMENTATION instead?
- (old-ftype (if (sb-c::function-type-p old) old nil))
- (old-restp (and old-ftype (sb-c::function-type-rest old-ftype)))
+ (let* ((old (info :function :type name)) ;FIXME:FDOCUMENTATION instead?
+ (old-ftype (if (sb-kernel:fun-type-p old) old nil))
+ (old-restp (and old-ftype (sb-kernel:fun-type-rest old-ftype)))
(old-keys (and old-ftype
- (mapcar #'sb-c::key-info-name
- (sb-c::function-type-keywords old-ftype))))
- (old-keysp (and old-ftype (sb-c::function-type-keyp old-ftype)))
- (old-allowp (and old-ftype (sb-c::function-type-allowp old-ftype)))
+ (mapcar #'sb-kernel:key-info-name
+ (sb-kernel:fun-type-keywords
+ old-ftype))))
+ (old-keysp (and old-ftype (sb-kernel:fun-type-keyp old-ftype)))
+ (old-allowp (and old-ftype
+ (sb-kernel:fun-type-allowp old-ftype)))
(keywords (union old-keys (mapcar #'keyword-spec-name keywords))))
- `(function ,(append (make-list nrequired :initial-element 't)
+ `(function ,(append (make-list nrequired :initial-element t)
(when (plusp noptional)
(append '(&optional)
- (make-list noptional :initial-element 't)))
+ (make-list noptional :initial-element t)))
(when (or restp old-restp)
'(&rest t))
(when (or keysp old-keysp)
existing function-name all-keys))))
(defun generic-clobbers-function (function-name)
- (error 'sb-kernel:simple-program-error
- :format-control
- "~S already names an ordinary function or a macro."
+ (error 'simple-program-error
+ :format-control "~S already names an ordinary function or a macro."
:format-arguments (list function-name)))
(defvar *sgf-wrapper*
(defun early-gf-p (x)
(and (fsc-instance-p x)
- (eq (instance-ref (get-slots x) *sgf-method-class-index*)
+ (eq (clos-slots-ref (get-slots x) *sgf-method-class-index*)
+slot-unbound+)))
(defvar *sgf-methods-index*
(!bootstrap-slot-index 'standard-generic-function 'methods))
(defmacro early-gf-methods (gf)
- `(instance-ref (get-slots ,gf) *sgf-methods-index*))
+ `(clos-slots-ref (get-slots ,gf) *sgf-methods-index*))
(defvar *sgf-arg-info-index*
(!bootstrap-slot-index 'standard-generic-function 'arg-info))
(defmacro early-gf-arg-info (gf)
- `(instance-ref (get-slots ,gf) *sgf-arg-info-index*))
+ `(clos-slots-ref (get-slots ,gf) *sgf-arg-info-index*))
(defvar *sgf-dfun-state-index*
(!bootstrap-slot-index 'standard-generic-function 'dfun-state))
(defstruct (arg-info
- (:conc-name nil)
- (:constructor make-arg-info ()))
+ (:conc-name nil)
+ (:constructor make-arg-info ())
+ (:copier nil))
(arg-info-lambda-list :no-lambda-list)
arg-info-precedence
arg-info-metatypes
arg-info-number-optional
arg-info-key/rest-p
- arg-info-keywords ;nil no keyword or rest allowed
- ;(k1 k2 ..) each method must accept these keyword arguments
- ;T must have &key or &rest
+ arg-info-keys ;nil no &KEY or &REST allowed
+ ;(k1 k2 ..) Each method must accept these &KEY arguments.
+ ;T must have &KEY or &REST
gf-info-simple-accessor-type ; nil, reader, writer, boundp
(gf-precompute-dfun-and-emf-p nil) ; set by set-arg-info
(length (arg-info-metatypes arg-info)))
(defun arg-info-nkeys (arg-info)
- (count-if #'(lambda (x) (neq x 't)) (arg-info-metatypes arg-info)))
+ (count-if #'(lambda (x) (neq x t)) (arg-info-metatypes arg-info)))
;;; Keep pages clean by not setting if the value is already the same.
(defmacro esetf (pos val)
(esetf (arg-info-metatypes arg-info) (make-list nreq))
(esetf (arg-info-number-optional arg-info) nopt)
(esetf (arg-info-key/rest-p arg-info) (not (null (or keysp restp))))
- (esetf (arg-info-keywords arg-info)
+ (esetf (arg-info-keys arg-info)
(if lambda-list-p
(if allow-other-keys-p t keywords)
(arg-info-key/rest-p arg-info)))))
method
gf
(apply #'format nil string args)))
- (compare (x y)
+ (comparison-description (x y)
(if (> x y) "more" "fewer")))
(let ((gf-nreq (arg-info-number-required arg-info))
(gf-nopt (arg-info-number-optional arg-info))
(gf-key/rest-p (arg-info-key/rest-p arg-info))
- (gf-keywords (arg-info-keywords arg-info)))
+ (gf-keywords (arg-info-keys arg-info)))
(unless (= nreq gf-nreq)
(lose
"the method has ~A required arguments than the generic function."
- (compare nreq gf-nreq)))
+ (comparison-description nreq gf-nreq)))
(unless (= nopt gf-nopt)
(lose
- "the method has ~S optional arguments than the generic function."
- (compare nopt gf-nopt)))
+ "the method has ~A optional arguments than the generic function."
+ (comparison-description nopt gf-nopt)))
(unless (eq (or keysp restp) gf-key/rest-p)
(error
"The method and generic function differ in whether they accept~%~
(unless (or (and restp (not keysp))
allow-other-keys-p
(every #'(lambda (k) (memq k keywords)) gf-keywords))
- (lose "the method does not accept each of the keyword arguments~%~
+ (lose "the method does not accept each of the &KEY arguments~%~
~S."
gf-keywords)))))))
(unless was-valid-p
(let ((name (if (eq *boot-state* 'complete)
(generic-function-name gf)
- (early-gf-name gf))))
+ (!early-gf-name gf))))
(esetf (gf-precompute-dfun-and-emf-p arg-info)
(let* ((sym (if (atom name) name (cadr name)))
(pkg-list (cons *pcl-package*
;;; CAR - a list of the early methods on this early gf
;;; CADR - the early discriminator code for this method
(defun ensure-generic-function-using-class (existing spec &rest keys
- &key (lambda-list nil lambda-list-p)
+ &key (lambda-list nil
+ lambda-list-p)
&allow-other-keys)
(declare (ignore keys))
(cond ((and existing (early-gf-p existing))
dfun)))
(if (eq *boot-state* 'complete)
(setf (gf-dfun-state gf) new-state)
- (setf (instance-ref (get-slots gf) *sgf-dfun-state-index*) new-state)))
+ (setf (clos-slots-ref (get-slots gf) *sgf-dfun-state-index*)
+ new-state)))
dfun)
(defun gf-dfun-cache (gf)
(let ((state (if (eq *boot-state* 'complete)
(gf-dfun-state gf)
- (instance-ref (get-slots gf) *sgf-dfun-state-index*))))
+ (clos-slots-ref (get-slots gf) *sgf-dfun-state-index*))))
(typecase state
(function nil)
(cons (cadr state)))))
(defun gf-dfun-info (gf)
(let ((state (if (eq *boot-state* 'complete)
(gf-dfun-state gf)
- (instance-ref (get-slots gf) *sgf-dfun-state-index*))))
+ (clos-slots-ref (get-slots gf) *sgf-dfun-state-index*))))
(typecase state
(function nil)
(cons (cddr state)))))
(defvar *sgf-name-index*
(!bootstrap-slot-index 'standard-generic-function 'name))
-(defun early-gf-name (gf)
- (instance-ref (get-slots gf) *sgf-name-index*))
+(defun !early-gf-name (gf)
+ (clos-slots-ref (get-slots gf) *sgf-name-index*))
(defun gf-lambda-list (gf)
(let ((arg-info (if (eq *boot-state* 'complete)
(setf (getf ,all-keys :method-combination)
(find-method-combination (class-prototype ,gf-class)
(car combin)
- (cdr combin)))))))
+ (cdr combin)))))
+ (let ((method-class (getf ,all-keys :method-class '.shes-not-there.)))
+ (unless (eq method-class '.shes-not-there.)
+ (setf (getf ,all-keys :method-class)
+ (find-class method-class t ,env))))))
(defun real-ensure-gf-using-class--generic-function
(existing
metatypes
arg-info))
(values (length metatypes) applyp metatypes
- (count-if #'(lambda (x) (neq x 't)) metatypes)
+ (count-if #'(lambda (x) (neq x t)) metatypes)
arg-info)))
(defun early-make-a-method (class qualifiers arglist specializers initargs doc
(if (every #'(lambda (s) (not (symbolp s))) specializers)
(setq parsed specializers
unparsed (mapcar #'(lambda (s)
- (if (eq s 't) 't (class-name s)))
+ (if (eq s t) t (class-name s)))
specializers))
(setq unparsed specializers
parsed ()))
(defun early-method-standard-accessor-slot-name (early-method)
(seventh (fifth early-method)))
-;;; Fetch the specializers of an early method. This is basically just a
-;;; simple accessor except that when the second argument is t, this converts
-;;; the specializers from symbols into class objects. The class objects
-;;; are cached in the early method, this makes bootstrapping faster because
-;;; the class objects only have to be computed once.
+;;; Fetch the specializers of an early method. This is basically just
+;;; a simple accessor except that when the second argument is t, this
+;;; converts the specializers from symbols into class objects. The
+;;; class objects are cached in the early method, this makes
+;;; bootstrapping faster because the class objects only have to be
+;;; computed once.
+;;;
;;; NOTE:
-;;; the second argument should only be passed as T by early-lookup-method.
-;;; this is to implement the rule that only when there is more than one
-;;; early method on a generic function is the conversion from class names
-;;; to class objects done.
-;;; the corresponds to the fact that we are only allowed to have one method
-;;; on any generic function up until the time classes exist.
+;;; The second argument should only be passed as T by
+;;; early-lookup-method. This is to implement the rule that only when
+;;; there is more than one early method on a generic function is the
+;;; conversion from class names to class objects done. This
+;;; corresponds to the fact that we are only allowed to have one
+;;; method on any generic function up until the time classes exist.
(defun early-method-specializers (early-method &optional objectsp)
(if (and (listp early-method)
(eq (car early-method) :early-method))
- (cond ((eq objectsp 't)
+ (cond ((eq objectsp t)
(or (fourth early-method)
(setf (fourth early-method)
(mapcar #'find-class (cadddr (fifth early-method))))))
(add-method gf new)))
;;; This is the early version of ADD-METHOD. Later this will become a
-;;; generic function. See !FIX-EARLY-GENERIC-FUNCTIONS which has special
-;;; knowledge about ADD-METHOD.
+;;; generic function. See !FIX-EARLY-GENERIC-FUNCTIONS which has
+;;; special knowledge about ADD-METHOD.
(defun add-method (generic-function method)
(when (not (fsc-instance-p generic-function))
(error "Early ADD-METHOD didn't get a funcallable instance."))
(error "Early ADD-METHOD didn't get an early method."))
(push method (early-gf-methods generic-function))
(set-arg-info generic-function :new-method method)
- (unless (assoc (early-gf-name generic-function) *!generic-function-fixups*
+ (unless (assoc (!early-gf-name generic-function)
+ *!generic-function-fixups*
:test #'equal)
(update-dfun generic-function)))
(setf (early-gf-methods generic-function)
(remove method (early-gf-methods generic-function)))
(set-arg-info generic-function)
- (unless (assoc (early-gf-name generic-function) *!generic-function-fixups*
+ (unless (assoc (!early-gf-name generic-function)
+ *!generic-function-fixups*
:test #'equal)
(update-dfun generic-function)))
(or (dolist (m (early-gf-methods generic-function))
(when (and (or (equal (early-method-specializers m nil)
specializers)
- (equal (early-method-specializers m 't)
+ (equal (early-method-specializers m t)
specializers))
(equal (early-method-qualifiers m) qualifiers))
(return m)))
(real-get-method generic-function qualifiers specializers errorp)))
(defun !fix-early-generic-functions ()
- (sb-int:/show "entering !FIX-EARLY-GENERIC-FUNCTIONS")
(let ((accessors nil))
;; Rearrange *!EARLY-GENERIC-FUNCTIONS* to speed up
;; FIX-EARLY-GENERIC-FUNCTIONS.
(dolist (early-gf-spec *!early-generic-functions*)
- (sb-int:/show early-gf-spec)
(when (every #'early-method-standard-accessor-p
(early-gf-methods (gdefinition early-gf-spec)))
(push early-gf-spec accessors)))
standard-class-p
funcallable-standard-class-p
specializerp)))
- (sb-int:/show spec)
+ (/show spec)
(setq *!early-generic-functions*
(cons spec
(delete spec *!early-generic-functions* :test #'equal))))
(dolist (early-gf-spec *!early-generic-functions*)
- (sb-int:/show early-gf-spec)
+ (/show early-gf-spec)
(let* ((gf (gdefinition early-gf-spec))
(methods (mapcar #'(lambda (early-method)
(let ((args (copy-list (fifth
(set-methods gf methods)))
(dolist (fn *!early-functions*)
- (sb-int:/show fn)
- (setf (gdefinition (car fn)) (symbol-function (caddr fn))))
+ (/show fn)
+ (setf (gdefinition (car fn)) (fdefinition (caddr fn))))
(dolist (fixup *!generic-function-fixups*)
- (sb-int:/show fixup)
+ (/show fixup)
(let* ((fspec (car fixup))
(gf (gdefinition fspec))
(methods (mapcar #'(lambda (method)
(specializers (second method))
(method-fn-name (third method))
(fn-name (or method-fn-name fspec))
- (fn (symbol-function fn-name))
+ (fn (fdefinition fn-name))
(initargs
(list :function
(set-function-name
(setf (generic-function-method-combination gf)
*standard-method-combination*)
(set-methods gf methods))))
- (sb-int:/show "leaving !FIX-EARLY-GENERIC-FUNCTIONS"))
+ (/show "leaving !FIX-EARLY-GENERIC-FUNCTIONS"))
\f
-;;; PARSE-DEFMETHOD is used by DEFMETHOD to parse the &REST argument into
-;;; the 'real' arguments. This is where the syntax of DEFMETHOD is really
-;;; implemented.
+;;; PARSE-DEFMETHOD is used by DEFMETHOD to parse the &REST argument
+;;; into the 'real' arguments. This is where the syntax of DEFMETHOD
+;;; is really implemented.
(defun parse-defmethod (cdr-of-form)
- ;;(declare (values name qualifiers specialized-lambda-list body))
+ (declare (list cdr-of-form))
(let ((name (pop cdr-of-form))
(qualifiers ())
(spec-ll ()))
(values name qualifiers spec-ll cdr-of-form)))
(defun parse-specializers (specializers)
+ (declare (list specializers))
(flet ((parse (spec)
(let ((result (specializer-from-type spec)))
(if (specializerp result)
(unparse-specializers (method-specializers specializers-or-method))))
(defun parse-method-or-spec (spec &optional (errorp t))
- ;;(declare (values generic-function method method-name))
(let (gf method name temp)
(if (method-p spec)
(setq method spec
;; "internal error: unrecognized lambda-list keyword ~S"?
(warn "Unrecognized lambda-list keyword ~S in arglist.~%~
Assuming that the symbols following it are parameters,~%~
- and not allowing any parameter specializers to follow~%~
- to follow it."
+ and not allowing any parameter specializers to follow it."
arg))
- ;; When we are at a lambda-list keyword, the parameters don't
- ;; include the lambda-list keyword; the lambda-list does include
- ;; the lambda-list keyword; and no specializers are allowed to
- ;; follow the lambda-list keywords (at least for now).
+ ;; When we are at a lambda-list keyword, the parameters
+ ;; don't include the lambda-list keyword; the lambda-list
+ ;; does include the lambda-list keyword; and no
+ ;; specializers are allowed to follow the lambda-list
+ ;; keywords (at least for now).
(multiple-value-bind (parameters lambda-list)
(parse-specialized-lambda-list (cdr arglist) t)
(values parameters
(parse-specialized-lambda-list (cdr arglist))
(values (cons (if (listp arg) (car arg) arg) parameters)
(cons (if (listp arg) (car arg) arg) lambda-list)
- (cons (if (listp arg) (cadr arg) 't) specializers)
+ (cons (if (listp arg) (cadr arg) t) specializers)
(cons (if (listp arg) (car arg) arg) required)))))))
\f
-(eval-when (:load-toplevel :execute)
- (setq *boot-state* 'early))
+(setq *boot-state* 'early)
\f
-;;; FIXME: In here there was a #-CMU definition of SYMBOL-MACROLET which used
-;;; %WALKER stuff. That suggests to me that maybe the code walker stuff was
-;;; only used for implementing stuff like that; maybe it's not needed any more?
-;;; Hunt down what it was used for and see.
+;;; FIXME: In here there was a #-CMU definition of SYMBOL-MACROLET
+;;; which used %WALKER stuff. That suggests to me that maybe the code
+;;; walker stuff was only used for implementing stuff like that; maybe
+;;; it's not needed any more? Hunt down what it was used for and see.
(defmacro with-slots (slots instance &body body)
(let ((in (gensym)))
(third instance)
instance)))
(and (symbolp instance)
- `((declare (variable-rebinding ,in ,instance)))))
+ `((declare (%variable-rebinding ,in ,instance)))))
,in
(symbol-macrolet ,(mapcar #'(lambda (slot-entry)
(let ((variable-name
(third instance)
instance)))
(and (symbolp instance)
- `((declare (variable-rebinding ,in ,instance)))))
+ `((declare (%variable-rebinding ,in ,instance)))))
,in
(symbol-macrolet ,(mapcar #'(lambda (slot-entry)
(let ((variable-name (car slot-entry))
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