(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))
(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
(let* ((class (class-of instance))
(class-name (!bootstrap-get-slot 'class class 'name)))
(!bootstrap-get-slot class-name instance slot-name))))
+ (boundp #'(sb-kernel: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 #'(sb-kernel:instance-lambda (new-value instance)
(let* ((class (class-of instance))
(class-name (!bootstrap-get-slot 'class class 'name)))
'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)))
(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
(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)