repos / smoke / annotate_shade
summary | shortlog | log | tree | commit | commitdiff | headdiff | annotate | headblob | headfilediff | filehistory
normal | plain | shade | zebra
Speedup overload resolution and some other stuff for faster C++ method calling.
Annotate for file src/overload-resolution.lisp
2009-04-17 tobias 1 ;;; C++ overload resolution
15:26:55 ' 2 ;;; See: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2800.pdf
' 3
' 4 (in-package :smoke)
' 5
2009-07-22 tobias 6 (defun cstring= (string1 string2)
22:26:05 ' 7 "Returns T when the C strings STRING1 and STRING2 are equal
' 8 and NIL otherwise."
' 9 (declare (optimize (speed 3) (safety 0)))
' 10 (dotimes (i array-total-size-limit)
' 11 (let ((char1 (mem-aref string1 :char i))
' 12 (char2 (mem-aref string2 :char i)))
' 13 (when (/= char1 char2)
' 14 (return-from cstring= nil))
' 15 (when (or (= 0 char1)
' 16 (= 0 char2))
' 17 (return-from cstring= (= char1 char2))))))
' 18
2009-06-22 tobias 19 (declaim (inline cmp))
12:18:08 ' 20 (defun cmp (a b)
2009-07-22 tobias 21 "Returns -1 if a < b; 0 if a = b and 1 if a > b"
22:26:05 ' 22 (declare (values (integer -1 1)))
' 23 (if (< a b)
' 24 -1
' 25 (if (> a b)
' 26 1
' 27 0)))
2009-06-22 tobias 28
2009-07-22 tobias 29 (declaim (inline cstring-cmp))
22:26:05 ' 30 (defun cstring-cmp (string1 string2)
' 31 "Compares the C strings STRING1 and STRING2."
' 32 (declare (foreign-pointer string1 string2)
' 33 (values (integer -1 1))
' 34 (optimize (speed 3)))
' 35 (dotimes (i array-total-size-limit (error "omg"))
' 36 (let ((char1 (mem-aref string1 :char i))
' 37 (char2 (mem-aref string2 :char i)))
' 38 (when (/= char1 char2)
' 39 (return-from cstring-cmp (if (< char1 char2) -1 1)))
' 40 (when (= 0 char1) ;; <=> (= 0 char2)
' 41 (return-from cstring-cmp 0)))))
2009-04-17 tobias 42
2009-06-22 tobias 43 (defun cstring/= (string1 string2)
12:18:08 ' 44 "Returns T when the C strings STRING1 and STRING2 are not equal
' 45 and NIL otherwise."
2009-07-22 tobias 46 (declare (optimize (speed 3)))
22:26:05 ' 47 (dotimes (i array-total-size-limit)
' 48 (let ((char1 (mem-aref string1 :char i))
' 49 (char2 (mem-aref string2 :char i)))
' 50 (when (/= char1 char2)
' 51 (return-from cstring/= i))
' 52 (when (= 0 char1)
' 53 (return-from cstring/= nil)))))
' 54
' 55 (declaim (inline smoke-method-name))
' 56 (defun smoke-method-name (method)
' 57 (mem-aref (smoke-array-pointer (smoke-module-method-names
' 58 (smoke-method-smoke method)))
' 59 :pointer
' 60 (the (smoke-index 0)
' 61 (method-slot-value method 'name))))
2009-04-17 tobias 62
2009-06-22 tobias 63 (defun method-cmp (method class-id name)
12:18:08 ' 64 "Compares METHOD to the method with NAME of class CLASS-ID."
' 65 (declare (foreign-pointer name)
' 66 (type (smoke-index 0) class-id)
' 67 (smoke-method method)
2009-07-22 tobias 68 (values (integer -1 1))
2009-06-22 tobias 69 (optimize (speed 3) (debug 0) (safety 0)))
12:18:08 ' 70 (let ((id-cmp (cmp (the (smoke-index 0) (method-slot-value method 'class))
' 71 (the (smoke-index 0) class-id))))
2009-07-22 tobias 72 (declare (type (integer -1 1) id-cmp)
22:26:05 ' 73 (dynamic-extent id-cmp))
2009-06-22 tobias 74 (if (/= 0 id-cmp)
12:18:08 ' 75 id-cmp
2009-07-22 tobias 76 (cstring-cmp (smoke-method-name method)
2009-06-22 tobias 77 name))))
12:18:08 ' 78
2009-07-08 tobias 79 ;;; INLINE OPTIMIZE
20:41:19 ' 80 (declaim (inline first-unabigious-index))
2009-06-22 tobias 81 (defun first-unabigious-index (smoke index)
12:18:08 ' 82 (declare (type smoke-index index)
2009-04-17 tobias 83 (optimize (speed 3)))
2009-06-22 tobias 84 (if (>= index 0)
12:18:08 ' 85 index
' 86 (mem-aref (smoke-module-ambiguous-method-list smoke)
' 87 'smoke-index
' 88 (- index))))
2009-04-17 tobias 89
2009-06-22 tobias 90 (defun find-method-for-class (name class)
12:18:08 ' 91 "Returns the index of a method with name NAME for class CLASS."
' 92 (declare (type foreign-pointer name)
' 93 (type smoke-class class)
' 94 (optimize (speed 3)))
' 95 (let* ((start 1) ;; 0 is "no method"
2009-06-30 tobias 96 (class-id (id class))
22:47:39 ' 97 (smoke (smoke class))
2009-07-03 tobias 98 (end (1+ (smoke-array-length (smoke-module-method-maps smoke)))))
2009-07-08 tobias 99 (declare (type (smoke-index 0) start end)
20:41:19 ' 100 (dynamic-extent start))
2009-06-22 tobias 101 (loop until (> start end) do
12:18:08 ' 102 (let* ((index (the smoke-index (floor (+ end start) 2)))
' 103 (method (make-smoke-method
' 104 :smoke smoke
' 105 :id (the (smoke-index 0)
' 106 (first-unabigious-index
' 107 smoke
' 108 (foreign-slot-value
' 109 (mem-aref (smoke-array-pointer
' 110 (smoke-module-method-maps
' 111 smoke))
' 112 'smoke-method-map index)
' 113 'smoke-method-map
' 114 'method)))))
2009-07-22 tobias 115 (cmp (the (integer -1 1) (method-cmp method class-id name))))
22:26:05 ' 116 (declare (type (integer -1 1) cmp)
2009-07-08 tobias 117 (dynamic-extent method))
2009-07-22 tobias 118 (ecase cmp
22:26:05 ' 119 (-1 (setf start (1+ index)))
' 120 (0 (return-from find-method-for-class index))
' 121 (1 (setf end (1- index)))))))
2009-06-22 tobias 122 -1)
2009-04-17 tobias 123
2009-08-27 tobias 124 (defmacro push-candidate-method (index name argument-count class methods)
2009-06-22 tobias 125 (with-gensyms (method-map method-index method ambig-index i smoke)
12:18:08 ' 126 `(let* ((,smoke (smoke ,class))
' 127 (,method-map (mem-aref
' 128 (smoke-array-pointer
' 129 (smoke-module-method-maps ,smoke))
' 130 'smoke-method-map
2009-07-22 tobias 131 ,index))
2009-06-22 tobias 132 (,method-index (foreign-slot-value ,method-map 'smoke-method-map 'method))
12:18:08 ' 133 (,method (make-smoke-method
' 134 :smoke ,smoke
' 135 :id (first-unabigious-index
' 136 ,smoke
' 137 ,method-index))))
' 138 (declare (type smoke-index ,method-index))
' 139 (if (cstring/= ,name
' 140 (smoke-method-name ,method))
' 141 nil
' 142 (progn
' 143 (when (= (the smoke-index ,argument-count)
' 144 (the smoke-index (get-arguments-length ,method)))
' 145 (if (< ,method-index 0)
' 146 (let ((,ambig-index (- ,method-index)))
' 147 (declare (type smoke-index ,ambig-index))
' 148 (loop as ,i = (the smoke-index
' 149 (mem-aref (smoke-module-ambiguous-method-list
' 150 ,smoke)
' 151 'smoke-index
' 152 ,ambig-index))
' 153 while (> (the smoke-index ,i) 0) do
2009-08-27 tobias 154 (incf ,ambig-index)
11:43:13 ' 155 (push (make-smoke-method :smoke ,smoke
' 156 :id ,i)
' 157 ,methods)))
' 158 (push ,method ,methods)))
2009-06-22 tobias 159 t)))))
2009-05-11 tobias 160
2009-08-30 tobias 161 (defun all-smoke-superclasses (class)
14:12:44 ' 162 "Returns a list of all super-classes of CLASS and CLASS itself."
' 163 (declare (optimize (speed 3)))
' 164 (let ((classes (list class)))
' 165 (dolist (class (closer-mop:class-direct-superclasses class) classes)
' 166 (when (typep class 'smoke-standard-class)
' 167 (setf classes (append (all-smoke-superclasses class) classes))))))
' 168
2009-08-27 tobias 169 (defun viable-functions (name argument-count class)
11:43:13 ' 170 "Returns a list of methods named NAME that take ARGUMENT-COUNT methods."
' 171 ;; 13.3.2
' 172 ;; FIXME make a lazy map-viable-functions to allow returning early,
' 173 ;; when an exact match is found.
2009-06-22 tobias 174 (declare (optimize (speed 3)))
12:18:08 ' 175 (with-foreign-string (name name)
2009-07-22 tobias 176 (let ((methods)
22:26:05 ' 177 (smoke (smoke class)))
2009-08-27 tobias 178 (dolist (class (all-smoke-superclasses class))
2009-07-22 tobias 179 (let ((start-index (find-method-for-class name class)))
22:26:05 ' 180 (declare (type smoke-index start-index))
' 181 (loop for index from start-index downto 1
' 182 while (push-candidate-method index name argument-count class
' 183 methods))
' 184 (loop for index from (1+ start-index)
' 185 to (the smoke-index (smoke-array-length
' 186 (smoke-module-method-maps smoke)))
' 187 while (push-candidate-method index name argument-count class
' 188 methods))))
2009-06-22 tobias 189 methods)))
12:18:08 ' 190
2009-07-22 tobias 191 (eval-when (:compile-toplevel :load-toplevel :execute)
22:26:05 ' 192 (defconstant +exact-match+ 0)
' 193 (defconstant +promotion+ 1)
' 194 (defconstant +conversion+ 2))
' 195
2009-07-08 tobias 196 (declaim (inline make-conversion make-exact-match make-promotion
20:41:19 ' 197 make-number-conversion make-pointer-conversion
' 198 make-boolean-conversion make-user-conversion))
' 199 (defstruct conversion
' 200 (function-name nil :type (or symbol function) :read-only t)
' 201 (rank -1 :type fixnum :read-only t))
2009-04-17 tobias 202
2009-07-08 tobias 203 (defstruct (exact-match (:include conversion (rank +exact-match+))))
2009-04-17 tobias 204
2009-07-08 tobias 205 (defstruct (promotion (:include conversion (rank +promotion+))))
2009-04-17 tobias 206
2009-07-08 tobias 207 (defstruct (number-conversion (:include conversion (rank +conversion+))))
2009-04-17 tobias 208
2009-07-08 tobias 209 (defstruct (pointer-conversion (:include conversion (rank (1+ +conversion+))))
20:41:19 ' 210 (from (find-class t) :type class :read-only t)
' 211 (to (find-class t) :type class :read-only t))
2009-04-17 tobias 212
2009-07-08 tobias 213 (defstruct (boolean-conversion (:include conversion (rank (+ 2 +conversion+)))))
2009-04-17 tobias 214
2009-07-08 tobias 215 (defstruct (user-conversion (:include conversion (rank (+ 3 +conversion+)))))
2009-04-17 tobias 216
2009-08-27 tobias 217 (defgeneric conversion< (conversion1 conversion2)
11:43:13 ' 218 (:documentation
' 219 "Returns true when CONVERSION1 is better than CONVERSION2.")
2009-04-17 tobias 220 ;; 13.3.3.2 Ranking implicit conversion sequences
15:26:55 ' 221 ;; 4
' 222 (:method (conversion1 conversion2)
2009-06-22 tobias 223 (declare (optimize (speed 3)))
2009-08-27 tobias 224 (or (null conversion2)
2009-07-08 tobias 225 (< (the fixnum (conversion-rank conversion1))
20:41:19 ' 226 (the fixnum (conversion-rank conversion2)))))
2009-04-17 tobias 227 (:method ((conversion1 pointer-conversion) (conversion2 pointer-conversion))
2009-06-22 tobias 228 (declare (optimize (speed 3)))
2009-07-08 tobias 229 (if (eq (pointer-conversion-from conversion1)
20:41:19 ' 230 (pointer-conversion-from conversion2))
2009-04-17 tobias 231 ;; A->B < A->C <=> B subclass of C
2009-07-08 tobias 232 (subtypep (pointer-conversion-to conversion1)
20:41:19 ' 233 (pointer-conversion-to conversion2))
' 234 (if (eq (pointer-conversion-to conversion1)
' 235 (pointer-conversion-to conversion2))
2009-04-17 tobias 236 ;; B->A < C->A <=> B subclass of C
2009-07-08 tobias 237 (subtypep (pointer-conversion-from conversion1)
20:41:19 ' 238 (pointer-conversion-from conversion2))
2009-04-17 tobias 239 nil))))
15:26:55 ' 240
' 241 (defgeneric conversion= (conversion1 conversion2)
2009-08-27 tobias 242 (:documentation
11:43:13 ' 243 "Returns true when the standard conversion sequence CONVERSION1
' 244 is indistinguishable from CONVERSION2.")
2009-04-17 tobias 245 (:method (conversion1 conversion2)
2009-07-08 tobias 246 (= (conversion-rank conversion1) (conversion-rank conversion2)))
2009-05-11 tobias 247 (:method ((conversion1 (eql nil)) (conversion2 (eql nil)))
2009-07-22 tobias 248 t)
22:26:05 ' 249 (:method ((conversion1 pointer-conversion) (conversion2 pointer-conversion))
' 250 (and (not (conversion< conversion1 conversion2))
' 251 (not (conversion< conversion2 conversion1)))))
2009-04-17 tobias 252
15:26:55 ' 253 (defun max-conversion (conversion1 conversion2)
2009-05-11 tobias 254 "Returns the greater conversion of CONVERSION1 and CONVERSION2."
2009-04-17 tobias 255 (if (null conversion2)
15:26:55 ' 256 conversion1
2009-08-27 tobias 257 (if (conversion< conversion1 conversion2)
2009-04-17 tobias 258 conversion2
15:26:55 ' 259 conversion1)))
2009-05-11 tobias 260
2010-02-20 tobias 261 (eval-when (:compile-toplevel :load-toplevel :execute)
17:24:36 ' 262 (defun conversion-function (name &optional arg)
' 263 (if arg
' 264 `(if (using-typep)
' 265 `(,,name
' 266 (find-class ',(class-name ,arg)))
' 267 #'(lambda (object)
' 268 (funcall (fdefinition ,name)
' 269 object ,arg)))
' 270 `(if (using-typep)
' 271 ,name
' 272 (fdefinition ,name)))))
' 273
2009-09-01 tobias 274 (defmacro make-match (type &optional (name ''identity)
11:44:21 ' 275 (argument nil)
2009-05-11 tobias 276 &rest args)
2009-07-08 tobias 277 `(,(symbolicate 'make- (eval type))
20:41:19 ' 278 :function-name ,(conversion-function name argument)
2009-09-01 tobias 279 ,@args))
2009-04-17 tobias 280
2009-05-11 tobias 281 (defun+using-type get-conversion-sequence object (object type &optional user)
2009-07-01 tobias 282 "Retrains a conversion sequence to convert a instance of type CLASS
2009-05-11 tobias 283 to an instance of type TYPE. When USER is true user conversions are considered."
2009-07-08 tobias 284 (if-let (match (call-using-type exact-match object type))
14:56:52 ' 285 (if (eql t match)
' 286 (make-match 'exact-match)
' 287 (make-match 'exact-match match))
' 288 (or (call-using-type promotion object type)
' 289 (call-using-type conversion object type)
' 290 (and user
' 291 (call-using-type user-conversion object type)))))
2009-04-17 tobias 292
2009-05-11 tobias 293 (defun+using-types standard-conversion-sequence (method classes &optional user)
11:07:39 ' 294 "Returns the conversion sequences to convert the arguments of types CLASSES
' 295 to the types required by METHOD."
2009-08-27 tobias 296 (let ((max-rank)
11:43:13 ' 297 (conversions))
' 298 (loop for type in (arguments method)
' 299 for class in classes do
' 300 (let ((rank (call-using-type get-conversion-sequence class type user)))
' 301 (when (null rank)
' 302 (setf max-rank nil)
' 303 (return nil))
' 304 (setf max-rank (max-conversion rank max-rank))
' 305 (push (conversion-function-name rank) conversions)))
' 306 (values max-rank (reverse conversions))))
2009-04-17 tobias 307
2009-05-11 tobias 308 (defun+using-types conversion-sequence (method classes)
11:07:39 ' 309 (call-using-types standard-conversion-sequence method classes t))
2009-04-17 tobias 310
2009-08-27 tobias 311 (defun+using-types find-best-viable-function (name arguments class)
2009-05-11 tobias 312 "Returns the method named NAME of class CLASS that can be called
11:07:39 ' 313 using arguments of types TYPES with the lowest conversion sequence."
' 314 (call-using-types find-best-viable-function2
' 315 (function-using-types conversion-sequence)
2009-08-27 tobias 316 name arguments class))
2009-04-17 tobias 317
2009-08-27 tobias 318 (defun+using-types find-best-viable-function2 (get-sequence name objects class)
11:43:13 ' 319 (declare (type (function (t list) (values t function)) get-sequence))
2009-05-11 tobias 320 (when (and (using-typep)
11:07:39 ' 321 (not (typep class 'smoke-standard-class)))
' 322 (throw 'unspecific-type class))
2009-05-11 tobias 323 (let ((viable-functions (viable-functions name (length objects)
2009-08-27 tobias 324 class))
2009-05-11 tobias 325 (best-rank)
2009-04-17 tobias 326 (best-method)
15:26:55 ' 327 (conversions))
2009-08-27 tobias 328 (loop for method in viable-functions do
11:43:13 ' 329 (multiple-value-bind (rank method-conversions)
' 330 (funcall get-sequence method objects)
' 331 ;; FIXME test for ambiguous overload #'conversion=
' 332 (when (and rank (conversion< rank best-rank))
' 333 (setf best-rank rank)
' 334 (setf best-method method)
' 335 (setf conversions method-conversions)
' 336 (when (conversion= rank (make-match 'exact-match))
' 337 (return)))))
' 338 (values best-method conversions)))
2009-04-17 tobias 339
2009-05-11 tobias 340 (defvar *from-lisp-translations* (make-hash-table :test 'equal))
11:07:39 ' 341
' 342 (defmacro define-from-lisp-translation (type-names lisp-type
' 343 &optional
' 344 (conversion-function-name 'identity))
2009-05-11 tobias 345 "Defines a translation from LISP-TYPE to the C++ types TYPE-NAMES using
14:11:35 ' 346 the function CONVERSION-FUNCTION-NAME."
2009-05-11 tobias 347 `(progn ,@(loop for type-name in (ensure-list type-names)
2009-05-11 tobias 348 collect `(setf (gethash ,type-name *from-lisp-translations*)
2009-09-02 tobias 349 #'(lambda (type)
11:49:34 ' 350 (and (subtypep type ',lisp-type)
2009-05-11 tobias 351 ',conversion-function-name))))))
11:07:39 ' 352
' 353 (define-from-lisp-translation ("void*" "const void*" "void**" "const void**")
' 354 foreign-pointer)
' 355
' 356 ;; FIXME grovel this?
' 357 (deftype c-integer (ctype)
' 358 (let ((bits (* 8 (foreign-type-size ctype))))
2009-05-11 tobias 359 (if (starts-with-subseq
2009-05-11 tobias 360 (symbol-name :unsigned)
11:07:39 ' 361 (symbol-name ctype))
' 362 `(unsigned-byte ,bits)
' 363 `(signed-byte ,bits))))
' 364
' 365
' 366 (defun+using-type exact-match object (object type)
' 367 "Test for an exact match."
2009-04-17 tobias 368 (case (type-id type)
2009-06-22 tobias 369 (0 (when-let (test (gethash (name type) *from-lisp-translations*))
2009-09-02 tobias 370 (funcall test (object.type-of))))
2009-05-11 tobias 371 (1 (object.typep 'boolean))
11:07:39 ' 372 (2 (object.typep 'standard-char))
' 373 (3 (object.typep '(c-integer :unsigned-char)))
' 374 (4 (object.typep '(c-integer :short)))
' 375 (5 (object.typep '(c-integer :unsigned-short)))
' 376 (6 (object.typep '(c-integer :int)))
' 377 (7 (object.typep '(c-integer :unsigned-int)))
' 378 (10 (object.typep 'single-float))
' 379 (11 (object.typep 'double-float))
2010-01-25 tobias 380 (12 (object.typep 'enum)) ;; FIXME enum-type
2009-09-09 tobias 381 (13 (and (object.typep 'smoke-standard-object)
13:22:32 ' 382 (smoke-type= (get-class type) (object.type-of))))))
2009-05-11 tobias 383
11:07:39 ' 384
' 385 (defun make-cleanup-pointer (pointer cleanup-function)
2009-05-26 tobias 386 "Returns a pointer that calls CLEANUP-FUNCTION with pointer as argument
09:54:47 ' 387 when it is finalized."
2009-05-11 tobias 388 (let ((address (pointer-address pointer)))
11:07:39 ' 389 (tg:finalize pointer #'(lambda ()
' 390 (funcall cleanup-function
' 391 (make-pointer address))))))
' 392
2009-04-17 tobias 393 (defun make-auto-pointer (pointer)
15:26:55 ' 394 "Returns a pointer that frees the memory at POINTER when it is finalized."
2009-05-26 tobias 395 (make-cleanup-pointer pointer #'foreign-free))
2009-04-17 tobias 396
2009-05-11 tobias 397 (defun coerce-c-string (string)
11:07:39 ' 398 (make-auto-pointer (foreign-string-alloc string)))
' 399
2010-02-20 tobias 400 (defun coerce-enum (enum)
2009-05-11 tobias 401 (cxx-support:value enum))
11:07:39 ' 402
2009-07-02 tobias 403 (defun coerce-double-float (number)
21:51:50 ' 404 (float number 0d0))
' 405
' 406 ;; FIXME incomplete
2009-05-11 tobias 407 (defun+using-type promotion object (object type)
2009-04-17 tobias 408 (declare (smoke-type type))
15:26:55 ' 409 (case (type-id type)
2009-05-11 tobias 410 (0 (when (and (string= (name type) "const char*")
11:07:39 ' 411 (object.typep 'string))
' 412 (make-match 'promotion 'coerce-c-string)))
' 413 (6 (when (object.typep 'enum)
2010-02-20 tobias 414 (make-match 'promotion 'coerce-enum)))
2009-05-11 tobias 415 (7 (when (object.typep 'enum)
2010-02-20 tobias 416 (make-match 'promotion 'coerce-enum)))
2009-07-02 tobias 417 (11 (when (object.typep 'real)
2010-02-20 tobias 418 (make-match 'promotion 'coerce-double-float)))))
2009-04-17 tobias 419
2009-05-26 tobias 420 (declaim (inline coerce-to-class))
2009-05-11 tobias 421 (defun coerce-cast (object to-class)
11:07:39 ' 422 (cast object to-class))
2009-04-17 tobias 423
2009-05-11 tobias 424 (defun coerce-to-void (object)
11:07:39 ' 425 object)
2009-04-17 tobias 426
2009-05-11 tobias 427 (defun+using-type conversion-cast object (object type)
11:07:39 ' 428 (when (and (class-p type)
' 429 (object.typep 'smoke-standard-object)
2009-08-27 tobias 430 (derived-p (object.type-of) (get-class type)))
2009-05-11 tobias 431 (make-match 'pointer-conversion
11:07:39 ' 432 'coerce-cast
' 433 (find-smoke-class (get-class type))
' 434 :from (object.type-of)
' 435 :to (find-smoke-class (get-class type)))))
' 436
' 437 (defun+using-type conversion-void object (object type)
' 438 (when (and (string= (name type) "void*")
' 439 (object.typep 'smoke-standard-object))
' 440 (make-match 'pointer-conversion
' 441 'coerce-void
' 442 nil
' 443 :from (object.type-of)
' 444 :to (find-class 't))))
' 445
' 446 (defun+using-type conversion-pointer object (object type)
2009-07-22 tobias 447 ;; Not using pointer-p to allow passing a raw pointer for
22:26:05 ' 448 ;; objects on the stack and references
2009-05-24 tobias 449 ;; (e.g.: for qInstallMsgHandler(QtMsgHandler) )
21:28:44 ' 450 ;;
2009-07-22 tobias 451 ;; FIXME this breaks passing pointers to references
22:26:05 ' 452 ;; e.g.: calling the function foo(QByteArray& foo)
' 453 ;; with (foo pointer) assumes pointer to point to a QByteArray,
' 454 ;; but actually the conversion sequence QByteArray(pointer) should be used.
' 455 ;; When pointer is a null pointer it fails horribly!.
2009-05-24 tobias 456 (when (and (or (= 0 (type-id type)) ; voidp
21:28:44 ' 457 (= 13 (type-id type))) ; class
2009-05-11 tobias 458 (object.typep 'foreign-pointer))
11:07:39 ' 459 (make-match 'pointer-conversion 'identity nil
2009-08-02 tobias 460 :from (find-class 't)
10:12:41 ' 461 :to (find-class 't)))) ;; FIXME get the class when applicable
2009-05-11 tobias 462
11:07:39 ' 463
' 464 (defun+using-type conversion object (object type)
' 465 (or (call-using-type conversion-cast object type)
' 466 (call-using-type conversion-void object type)
' 467 (call-using-type conversion-pointer object type)))
' 468
' 469 (defun+using-type user-conversion object (object type)
' 470 (or (call-using-type operator-conversion object type)
' 471 (call-using-type constructor-conversion object type)))
' 472
' 473 (defun+using-type operator-conversion object (object type)
' 474 (when (object.typep 'smoke-standard-object)
' 475 (let ((method (find-smoke-method (object.type-of)
2009-07-24 tobias 476 (format nil "operator ~A"
13:32:23 ' 477 (if (class-p type)
' 478 (name (get-class type))
' 479 (name type))))))
2009-05-11 tobias 480 (when (valid-p method)
2009-08-27 tobias 481 (assert (not (void-p type))
11:43:13 ' 482 ()
' 483 "Conversion operators not supported by Smoke.
' 484 Update to Smoke >= r955426.")
2009-07-24 tobias 485 (make-match 'user-conversion
13:32:23 ' 486 (lispify (name method) :cxx))))))
2009-05-11 tobias 487
2009-05-26 tobias 488 (declaim (inline coerce-to-class))
2009-05-11 tobias 489 (defun coerce-to-class (object to-class)
11:07:39 ' 490 (make-instance to-class
' 491 :args (list object)))
' 492
' 493 (defun+using-type constructor-conversion object (object type)
' 494 (when (class-p type)
2009-08-27 tobias 495 (let ((to-class (find-smoke-class (get-class type))))
11:43:13 ' 496 (when (call-using-types find-best-viable-function2
' 497 (if (using-typep)
' 498 #'standard-conversion-sequence-using-types
' 499 #'standard-conversion-sequence)
2009-07-22 tobias 500 (format nil "~A" (name (get-class type)))
2009-08-27 tobias 501 (list object) to-class)
2010-01-10 tobias 502 (make-match 'user-conversion
17:31:42 ' 503 'coerce-to-class
' 504 to-class)))))
2009-04-17 tobias 505
15:26:55 ' 506 (defun call-sequence (method object sequence &rest args)
' 507 (s-call method object
2009-05-11 tobias 508 (mapcar #'(lambda (conversion argument)
11:07:39 ' 509 (funcall conversion argument))
' 510 sequence args)))
2009-05-27 tobias 511
17:47:28 ' 512 (defun format-no-applicable-cxx-method (stream name class arguments)
' 513 (format stream
' 514 "No applicable method ~S of ~A for ~S.
2009-07-02 tobias 515 Candidates are:~{~T~A~%~}."
2009-05-27 tobias 516 name class arguments
17:47:28 ' 517 (mapcar #'signature
' 518 (viable-functions name
' 519 (length arguments)
' 520 (smoke-class-of class)))))
' 521
' 522 (define-condition no-applicable-cxx-method (error)
' 523 ((method :initarg :method :reader condition-method)
' 524 (class :initarg :class :reader condition-class)
' 525 (arguments :initarg :arguments :reader condition-arguments))
' 526 (:report (lambda (condition stream)
' 527 (format-no-applicable-cxx-method stream
' 528 (condition-method condition)
' 529 (condition-class condition)
' 530 (condition-arguments condition)))))
2009-09-01 tobias 531
2009-04-17 tobias 532 (defun call-using-args (object-or-class name arguments)
2009-06-22 tobias 533 "Calls the method NAME of OBJECT-OR-CLASS with ARGUMENTS."
2009-09-09 tobias 534 (declare (optimize (speed 3)))
2009-08-27 tobias 535 (if (null arguments)
11:43:13 ' 536 (let ((method (find-smoke-method (smoke-class-of object-or-class)
' 537 name)))
' 538 (unless (valid-p method)
' 539 (error (make-condition 'no-applicable-cxx-method
' 540 :method name
' 541 :class object-or-class
' 542 :arguments arguments)))
' 543 (if (static-p method)
' 544 (s-call method (null-pointer))
' 545 (s-call method (cast object-or-class (get-class method)))))
' 546 (multiple-value-bind (method sequence)
' 547 (find-best-viable-function name
' 548 arguments
' 549 (smoke-class-of object-or-class))
' 550 (when (null method)
' 551 (error (make-condition 'no-applicable-cxx-method
' 552 :method name
' 553 :class object-or-class
' 554 :arguments arguments)))
' 555 (if (static-p method)
' 556 (apply #'call-sequence method (null-pointer) sequence arguments)
' 557 (apply #'call-sequence method (cast object-or-class (get-class method))
' 558 sequence arguments)))))
Crece desde el pueblo el futuro / crece desde el pie