(class :ichains :start) (class :ichains :end)
(class :ilayout :start) (class :ilayout :slots) (class :ilayout :end)
(class :conversions)
+ (class :message-macros)
(class :object)
(:classes :end))
(sod-class-nickname super-head))))
(terpri stream)))))
+ ;; Provide convenience macros for sending the newly defined messages. (The
+ ;; macros work on all subclasses too.)
+ ;;
+ ;; We need each message's method entry type for this, so we need to dig it
+ ;; out of the vtmsgs structure. Indeed, the vtmsgs for this class contains
+ ;; entries for precisely the messages we want to make macros for.
+ (when (sod-class-messages class)
+ (sequence-output (stream sequencer)
+ ((class :message-macros)
+ (let* ((vtable (find (sod-class-chain-head class)
+ (sod-class-vtables class)
+ :key #'vtable-chain-head))
+ (vtmsgs (find-if (lambda (item)
+ (and (typep item 'vtmsgs)
+ (eql (vtmsgs-class item) class)))
+ (vtable-body vtable))))
+ (format stream "/* Message invocation macros. */~%")
+ ;;(break)
+ (dolist (entry (vtmsgs-entries vtmsgs))
+ (let* ((type (method-entry-function-type entry))
+ (args (c-function-arguments type))
+ (method (method-entry-effective-method entry))
+ (message (effective-method-message method))
+ (in-names nil) (out-names nil) (varargsp nil) (me "me"))
+ (do ((args args (cdr args)))
+ ((endp args))
+ (let* ((raw-name (argument-name (car args)))
+ (name (if (find raw-name
+ (list "_vt"
+ (sod-class-nickname class)
+ (sod-message-name message))
+ :test #'string=)
+ (format nil "sod__a_~A" raw-name)
+ raw-name)))
+ (cond ((and (cdr args) (eq (cadr args) :ellipsis))
+ (setf varargsp t)
+ (unless in-names (setf me "SOD__CAR(__VA_ARGS__)"))
+ (push (format nil "/*~A*/ ..." name) in-names)
+ (push "__VA_ARGS__" out-names)
+ (return))
+ (t
+ (push name in-names)
+ (push name out-names)))))
+ (when varargsp
+ (format stream "#if __STDC_VERSION__ >= 199901~%"))
+ (format stream "#define ~A(~{~A~^, ~}) ~
+ ~A->_vt->~A.~A(~{~A~^, ~})~%"
+ (message-macro-name class message)
+ (nreverse in-names)
+ me
+ (sod-class-nickname class)
+ (sod-message-name message)
+ (nreverse out-names))
+ (when varargsp
+ (format stream "#endif~%"))))
+ (terpri stream)))))
+
;; Generate vtmsgs structure for all superclasses.
(hook-output (car (sod-class-vtables class))
'vtmsgs
(with-slots (ilayout vtables methods effective-methods) class
(hook-output ilayout reason sequencer)
(dolist (method methods) (hook-output method reason sequencer))
- (dolist (method effective-methods)
- (hook-output method reason sequencer))
+ (dolist (method effective-methods) (hook-output method reason sequencer))
(dolist (vtable vtables) (hook-output vtable reason sequencer))))
;;;--------------------------------------------------------------------------
(format stream "};~2%"))))
(sequence-output (stream sequencer)
((class :vtable-externs)
- (format stream "~@<extern struct ~A ~2I~_~A__vtable_~A;~:>~%"
+ (format stream "~@<extern const struct ~A ~2I~_~A__vtable_~A;~:>~%"
(vtable-struct-tag chain-tail chain-head)
class (sod-class-nickname chain-head))))))
(with-slots (entries) vtmsgs
(dolist (entry entries) (hook-output entry reason sequencer))))
-(defmethod hook-output progn ((entry method-entry) reason sequencer)
- (with-slots (method) entry
- (hook-output method reason sequencer)))
-
(defmethod hook-output progn ((entry method-entry)
(reason (eql 'vtmsgs))
sequencer)
(let* ((method (method-entry-effective-method entry))
(message (effective-method-message method))
(class (effective-method-class method))
- (type (method-entry-function-type entry))
- (commented-type (commentify-function-type type)))
+ (function-type (method-entry-function-type entry))
+ (commented-type (commentify-function-type function-type))
+ (pointer-type (make-pointer-type commented-type)))
(sequence-output (stream sequencer)
((class :vtmsgs (sod-message-class message) :slots)
(pprint-logical-block (stream nil :prefix " " :suffix ";")
- (pprint-c-type commented-type stream (sod-message-name message)))
+ (pprint-c-type pointer-type stream (sod-message-name message)))
(terpri stream)))))
(defmethod hook-output progn ((cptr class-pointer)
((class :vtable chain-head :slots)
(format stream " const ~A *~:[_class~;~:*_cls_~A~];~%"
metaclass
- (if (sod-class-direct-superclasses meta-chain-head)
- (sod-class-nickname meta-chain-head)
- nil))))))
+ (and (sod-class-direct-superclasses meta-chain-head)
+ (sod-class-nickname meta-chain-head)))))))
(defmethod hook-output progn ((boff base-offset) (reason (eql :h)) sequencer)
(with-slots (class chain-head) boff
sequencer)))
;;;--------------------------------------------------------------------------
-;;; Direct methods.
+;;; Direct and effective methods.
(defmethod hook-output progn ((method delegating-direct-method)
(reason (eql :c))
(class :vtables :end))
((class :vtable chain-head :start)
(format stream "/* Vtable for ~A chain. */~@
- static const struct ~A ~A = {~%"
+ const struct ~A ~A = {~%"
chain-head
(vtable-struct-tag chain-tail chain-head)
- (vtable-name chain-tail chain-head)))
+ (vtable-name class chain-head)))
((class :vtable chain-head :end)
(format stream "};~2%")))))
(class :vtable chain-head :class-pointer metaclass)
(class :vtable chain-head :end))
((class :vtable chain-head :class-pointer metaclass)
- (format stream " &~A__classobj.~A.~A,~%"
- (sod-class-metaclass class)
+ (format stream " /* ~21@A = */ &~A__classobj.~A.~A,~%"
+ (if (sod-class-direct-superclasses meta-chain-head)
+ (format nil "_cls_~A"
+ (sod-class-nickname meta-chain-head))
+ "_class")
+ class
(sod-class-nickname meta-chain-head)
(sod-class-nickname metaclass))))))
(class :vtable chain-head :base-offset)
(class :vtable chain-head :end))
((class :vtable chain-head :base-offset)
- (format stream " offsetof(struct ~A, ~A),~%"
+ (format stream " /* ~21@A = */ offsetof(struct ~A, ~A),~%"
+ "_base"
(ilayout-struct-tag class)
(sod-class-nickname chain-head))))))
(class :vtable chain-head :chain-offset target-head)
(class :vtable chain-head :end))
((class :vtable chain-head :chain-offset target-head)
- (format stream " SOD_OFFSETDIFF(struct ~A, ~A, ~A),~%"
+ (format stream " /* ~21@A = */ SOD_OFFSETDIFF(struct ~A, ~A, ~A),~%"
+ (format nil "_off_~A" (sod-class-nickname target-head))
(ilayout-struct-tag class)
(sod-class-nickname chain-head)
(sod-class-nickname target-head))))))
(super (sod-message-class message)))
(sequence-output (stream sequencer)
((class :vtable chain-head :vtmsgs super :slots)
- (format stream " ~A,~%"
+ (format stream " /* ~19@A = */ ~A,~%"
+ (sod-message-name message)
(method-entry-function-name method chain-head)))))))
;;;--------------------------------------------------------------------------
(defgeneric output-class-initializer (slot instance stream)
(:method ((slot sod-class-effective-slot) (instance sod-class) stream)
- (let ((func (effective-slot-initializer-function slot)))
+ (let ((func (effective-slot-initializer-function slot))
+ (direct-slot (effective-slot-direct-slot slot)))
(if func
- (format stream " ~A,~%" (funcall func instance))
+ (format stream " /* ~15@A = */ ~A,~%"
+ (sod-slot-name direct-slot)
+ (funcall func instance))
(call-next-method))))
(:method ((slot effective-slot) (instance sod-class) stream)
- (let ((init (find-class-initializer slot instance)))
+ (let ((init (find-class-initializer slot instance))
+ (direct-slot (effective-slot-direct-slot slot)))
(ecase (sod-initializer-value-kind init)
- (:simple (format stream " ~A,~%"
+ (:simple (format stream " /* ~15@A = */ ~A,~%"
+ (sod-slot-name direct-slot)
(sod-initializer-value-form init)))
- (:compound (format stream " ~@<{ ~;~A~; },~:>~%"
- (sod-initializer-value-form init)))))))
+ (:compound (format stream " /* ~15@A = */ ~@<{ ~;~A~; },~:>~%"
+ (sod-slot-name direct-slot)
+ (sod-initializer-value-form init)))))))
(defmethod hook-output progn ((slot sod-class-effective-slot)
(reason (eql 'class))
~mdw / sod / blobdiff