(defun accessor-miss-function (gf dfun-info)
(ecase (dfun-info-accessor-type dfun-info)
- (reader
+ ((reader boundp)
(lambda (arg)
(accessor-miss gf nil arg dfun-info)))
(writer
#-sb-fluid (declaim (sb-ext:freeze-type dfun-info))
\f
(defun make-one-class-accessor-dfun (gf type wrapper index)
- (let ((emit (if (eq type 'reader) 'emit-one-class-reader 'emit-one-class-writer))
+ (let ((emit (ecase type
+ (reader 'emit-one-class-reader)
+ (boundp 'emit-one-class-boundp)
+ (writer 'emit-one-class-writer)))
(dfun-info (one-class-dfun-info type index wrapper)))
(values
(funcall (get-dfun-constructor emit (consp index))
dfun-info)))
(defun make-two-class-accessor-dfun (gf type w0 w1 index)
- (let ((emit (if (eq type 'reader) 'emit-two-class-reader 'emit-two-class-writer))
+ (let ((emit (ecase type
+ (reader 'emit-two-class-reader)
+ (boundp 'emit-two-class-boundp)
+ (writer 'emit-two-class-writer)))
(dfun-info (two-class-dfun-info type index w0 w1)))
(values
(funcall (get-dfun-constructor emit (consp index))
;;; std accessors same index dfun
(defun make-one-index-accessor-dfun (gf type index &optional cache)
- (let* ((emit (if (eq type 'reader) 'emit-one-index-readers 'emit-one-index-writers))
+ (let* ((emit (ecase type
+ (reader 'emit-one-index-readers)
+ (boundp 'emit-one-index-boundps)
+ (writer 'emit-one-index-writers)))
(cache (or cache (get-cache 1 nil #'one-index-limit-fn 4)))
(dfun-info (one-index-dfun-info type index cache)))
(declare (type cache cache))
(default-limit-fn nlines))
(defun make-n-n-accessor-dfun (gf type &optional cache)
- (let* ((emit (if (eq type 'reader) 'emit-n-n-readers 'emit-n-n-writers))
+ (let* ((emit (ecase type
+ (reader 'emit-n-n-readers)
+ (boundp 'emit-n-n-boundps)
+ (writer 'emit-n-n-writers)))
(cache (or cache (get-cache 1 t #'n-n-accessors-limit-fn 2)))
(dfun-info (n-n-dfun-info type cache)))
(declare (type cache cache))
(when (use-dispatch-dfun-p generic-function)
(return-from make-checking-dfun (make-dispatch-dfun generic-function))))
(multiple-value-bind (nreq applyp metatypes nkeys)
- (get-generic-function-info generic-function)
+ (get-generic-fun-info generic-function)
(declare (ignore nreq))
(if (every (lambda (mt) (eq mt t)) metatypes)
(let ((dfun-info (default-method-only-dfun-info)))
(defun use-default-method-only-dfun-p (generic-function)
(multiple-value-bind (nreq applyp metatypes nkeys)
- (get-generic-function-info generic-function)
+ (get-generic-fun-info generic-function)
(declare (ignore nreq applyp nkeys))
(every (lambda (mt) (eq mt t)) metatypes)))
(let ((fmf (if (listp method)
(third method)
(method-fast-function method))))
- (method-function-get fmf ':slot-name-lists)))
+ (method-function-get fmf :slot-name-lists)))
;; KLUDGE: As of sbcl-0.6.4, it's very important for
;; efficiency to know the type of the sequence argument to
;; quantifiers (SOME/NOTANY/etc.) at compile time, but
(return-from make-caching-dfun
(make-dispatch-dfun generic-function))))
(multiple-value-bind (nreq applyp metatypes nkeys)
- (get-generic-function-info generic-function)
+ (get-generic-fun-info generic-function)
(declare (ignore nreq))
(let* ((cache (or cache (get-cache nkeys t #'caching-limit-fn 2)))
(dfun-info (caching-dfun-info cache)))
(defun insure-caching-dfun (gf)
(multiple-value-bind (nreq applyp metatypes nkeys)
- (get-generic-function-info gf)
+ (get-generic-fun-info gf)
(declare (ignore nreq nkeys))
(when (and metatypes
(not (null (car metatypes)))
(defun use-constant-value-dfun-p (gf &optional boolean-values-p)
(multiple-value-bind (nreq applyp metatypes nkeys)
- (get-generic-function-info gf)
+ (get-generic-fun-info gf)
(declare (ignore nreq metatypes nkeys))
(let* ((early-p (early-gf-p gf))
(methods (if early-p
(defun make-constant-value-dfun (generic-function &optional cache)
(multiple-value-bind (nreq applyp metatypes nkeys)
- (get-generic-function-info generic-function)
+ (get-generic-fun-info generic-function)
(declare (ignore nreq applyp))
(let* ((cache (or cache (get-cache nkeys t #'caching-limit-fn 2)))
(dfun-info (constant-value-dfun-info cache)))
(maphash (lambda (classes value)
(setq cache (fill-cache cache
(class-wrapper classes)
- value
- t)))
+ value)))
table)
cache))
(cache-miss-values ,gf ,args ',(cond (caching-p 'caching)
(type 'accessor)
(t 'checking)))
- (when (and ,applicable (not (memq ,gf *dfun-miss-gfs-on-stack*)))
- (let ((*dfun-miss-gfs-on-stack* (cons ,gf *dfun-miss-gfs-on-stack*)))
- ,@body))
- (invoke-emf ,nemf ,args)))
+ (when (and ,applicable (not (memq ,gf *dfun-miss-gfs-on-stack*)))
+ (let ((*dfun-miss-gfs-on-stack* (cons ,gf *dfun-miss-gfs-on-stack*)))
+ ,@body))
+ ;; Create a FAST-INSTANCE-BOUNDP structure instance for a cached
+ ;; SLOT-BOUNDP so that INVOKE-EMF does the right thing, that is,
+ ;; does not signal a SLOT-UNBOUND error for a boundp test.
+ ,@(if type
+ ;; FIXME: could the NEMF not be a CONS (for :CLASS-allocated
+ ;; slots?)
+ `((if (and (eq ,type 'boundp) (integerp ,nemf))
+ (invoke-emf (make-fast-instance-boundp :index ,nemf) ,args)
+ (invoke-emf ,nemf ,args)))
+ `((invoke-emf ,nemf ,args)))))
;;; The dynamically adaptive method lookup algorithm is implemented is
;;; implemented as a kind of state machine. The kinds of
(defun make-initial-dfun (gf)
(let ((initial-dfun
- #'(sb-kernel:instance-lambda (&rest args)
+ #'(instance-lambda (&rest args)
(initial-dfun gf args))))
(multiple-value-bind (dfun cache info)
(if (and (eq *boot-state* 'complete)
(let* ((methods (early-gf-methods gf))
(slot-name (early-method-standard-accessor-slot-name (car methods))))
(ecase type
- (reader #'(sb-kernel:instance-lambda (instance)
+ (reader #'(instance-lambda (instance)
(let* ((class (class-of instance))
(class-name (!bootstrap-get-slot 'class class 'name)))
(!bootstrap-get-slot class-name instance slot-name))))
- (writer #'(sb-kernel:instance-lambda (new-value instance)
+ (boundp #'(instance-lambda (instance)
+ (let* ((class (class-of instance))
+ (class-name (!bootstrap-get-slot 'class class 'name)))
+ (not (eq +slot-unbound+
+ (!bootstrap-get-slot class-name
+ instance slot-name))))))
+ (writer #'(instance-lambda (new-value instance)
(let* ((class (class-of instance))
(class-name (!bootstrap-get-slot 'class class 'name)))
(!bootstrap-set-slot class-name instance slot-name new-value)))))))
'reader)
((every (lambda (method)
(if (consp method)
+ (eq *the-class-standard-boundp-method*
+ (early-method-class method))
+ (standard-boundp-method-p method)))
+ methods)
+ 'boundp)
+ ((every (lambda (method)
+ (if (consp method)
(eq *the-class-standard-writer-method*
(early-method-class method))
(standard-writer-method-p method)))
specls all-same-p)
(cond ((null methods)
(values
- #'(sb-kernel:instance-lambda (&rest args)
+ #'(instance-lambda (&rest args)
(apply #'no-applicable-method gf args))
nil
(no-methods-dfun-info)))
(let* ((ostate (type-of dfun-info))
(otype (dfun-info-accessor-type dfun-info))
oindex ow0 ow1 cache
- (args (ecase otype ; The congruence rules ensure
- (reader (list object)) ; that this is safe despite not
- (writer (list new object))))) ; knowing the new type yet.
+ (args (ecase otype
+ ;; The congruence rules ensure that this is safe
+ ;; despite not knowing the new type yet.
+ ((reader boundp) (list object))
+ (writer (list new object)))))
(dfun-miss (gf args wrappers invalidp nemf ntype nindex)
;; The following lexical functions change the state of the
;;; in the object argument.
(defun cache-miss-values (gf args state)
(multiple-value-bind (nreq applyp metatypes nkeys arg-info)
- (get-generic-function-info gf)
+ (get-generic-fun-info gf)
(declare (ignore nreq applyp nkeys))
(with-dfun-wrappers (args metatypes)
(dfun-wrappers invalid-wrapper-p wrappers classes types)
(declare (ignore gf))
(let* ((accessor-type (gf-info-simple-accessor-type arg-info))
(accessor-class (case accessor-type
- (reader (car classes))
- (writer (cadr classes))
- (boundp (car classes)))))
+ ((reader boundp) (car classes))
+ (writer (cadr classes)))))
(accessor-values-internal accessor-type accessor-class methods)))
(defun accessor-values1 (gf accessor-type accessor-class)
(let* ((type `(class-eq ,accessor-class))
- (types (if (eq accessor-type 'writer) `(t ,type) `(,type)))
+ (types (ecase accessor-type
+ ((reader boundp) `(,type))
+ (writer `(t ,type))))
(methods (compute-applicable-methods-using-types gf types)))
(accessor-values-internal accessor-type accessor-class methods)))
(let* ((specializers (if (consp method)
(early-method-specializers method t)
(method-specializers method)))
- (specl (if (eq type 'reader)
- (car specializers)
- (cadr specializers)))
+ (specl (ecase type
+ ((reader boundp) (car specializers))
+ (writer (cadr specializers))))
(specl-cpl (if early-p
(early-class-precedence-list specl)
(and (class-finalized-p specl)
(if function-p
(lambda (method-alist wrappers)
(declare (ignore method-alist wrappers))
- #'(sb-kernel:instance-lambda (&rest args)
+ #'(instance-lambda (&rest args)
(apply #'no-applicable-method gf args)))
(lambda (method-alist wrappers)
(declare (ignore method-alist wrappers))
(let* ((early-p (early-gf-p generic-function))
(gf-name (if early-p
(!early-gf-name generic-function)
- (generic-function-name generic-function)))
- (ocache (gf-dfun-cache generic-function)))
+ (generic-function-name generic-function))))
(set-dfun generic-function dfun cache info)
(let ((dfun (if early-p
(or dfun (make-initial-dfun generic-function))
(compute-discriminating-function generic-function))))
- (set-funcallable-instance-fun generic-function dfun)
+ (set-funcallable-instance-function generic-function dfun)
(set-fun-name generic-function gf-name)
- (when (and ocache (not (eq ocache cache))) (free-cache ocache))
dfun)))
\f
(defvar *dfun-count* nil)
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