;;; supplied by basic machinery
("src/code/cross-misc" :not-target)
+ ("src/code/cross-char" :not-target)
("src/code/cross-byte" :not-target)
("src/code/cross-float" :not-target)
("src/code/cross-io" :not-target)
;; in class.lisp.
("src/code/condition" :not-host)
+ ("src/compiler/generic/vm-array")
("src/compiler/generic/primtype")
;; the implementation of the compiler-affecting part of forms like
("src/code/cross-type" :not-target)
("src/compiler/generic/vm-type")
("src/compiler/proclaim")
+
+ ("src/code/class-init")
("src/code/typecheckfuns")
;; The DEFSTRUCT machinery needs SB!XC:SUBTYPEP, defined in
("src/compiler/compiler-error")
("src/code/type-init")
+ ;; Now that the type system is initialized, fix up UNKNOWN types that
+ ;; have crept in.
+ ("src/compiler/fixup-type")
;; These define target types needed by fndb.lisp.
("src/code/package")
"EVAL-IN-LEXENV"
"DEBUG-NAMIFY"
"FORCE" "DELAY" "PROMISE-READY-P"
+ "FIND-RESTART-OR-CONTROL-ERROR"
;; These could be moved back into SB!EXT if someone has
;; compelling reasons, but hopefully we can get by
"ARRAY-TYPE-DIMENSIONS" "ARRAY-TYPE-ELEMENT-TYPE"
"ARRAY-TYPE-P"
"ARRAY-TYPE-SPECIALIZED-ELEMENT-TYPE" "ASH-INDEX"
- "ASSERT-ERROR" "BASE-CHAR-P"
+ "ASSERT-ERROR" "BASE-CHAR-P" "BASE-STRING-P"
"BINDING-STACK-POINTER-SAP" "BIT-BASH-COPY"
"BIT-INDEX" "BOGUS-ARG-TO-VALUES-LIST-ERROR"
"BOOLE-CODE"
"FIND-AND-INIT-OR-CHECK-LAYOUT"
"FLOAT-EXPONENT" "FLOAT-FORMAT-DIGITS" "FLOAT-FORMAT-NAME"
"FLOAT-FORMAT-MAX" "FLOATING-POINT-EXCEPTION"
- "FORM" "*FREE-INTERRUPT-CONTEXT-INDEX*" "FUNCALLABLE-INSTANCE-P"
+ "FORM"
+ "FORMAT-CONTROL"
+ "*FREE-INTERRUPT-CONTEXT-INDEX*" "FUNCALLABLE-INSTANCE-P"
"FUN-CODE-HEADER"
"FUN-TYPE" "FUN-TYPE-ALLOWP"
"FUN-TYPE-KEYP" "FUN-TYPE-KEYWORDS"
"GENERALIZED-BOOLEAN"
"GET-CLOSURE-LENGTH"
"GET-HEADER-DATA"
- "GET-LISP-OBJ-ADDRESS" "LOWTAG-OF"
- "WIDETAG-OF"
+ "GET-LISP-OBJ-ADDRESS" "LOWTAG-OF" "WIDETAG-OF"
+ "GET-MACHINE-VERSION"
"HAIRY-DATA-VECTOR-REF" "HAIRY-DATA-VECTOR-SET" "HAIRY-TYPE"
"HAIRY-TYPE-CHECK-TEMPLATE-NAME" "HAIRY-TYPE-SPECIFIER"
"HANDLE-CIRCULARITY" "HOST" "IGNORE-IT"
"NUMERIC-TYPE-FORMAT"
"NUMERIC-TYPE-HIGH" "NUMERIC-TYPE-LOW" "NUMERIC-TYPE-P"
"OBJECT-NOT-ARRAY-ERROR" "OBJECT-NOT-BASE-CHAR-ERROR"
+ "OBJECT-NOT-BASE-STRING-ERROR"
"OBJECT-NOT-BIGNUM-ERROR" "OBJECT-NOT-BIT-VECTOR-ERROR"
"OBJECT-NOT-COMPLEX-ERROR"
"OBJECT-NOT-COMPLEX-FLOAT-ERROR"
"OBJECT-NOT-SIMPLE-ARRAY-SIGNED-BYTE-32-ERROR"
"OBJECT-NOT-SIMPLE-ARRAY-SIGNED-BYTE-8-ERROR"
"OBJECT-NOT-SIMPLE-BIT-VECTOR-ERROR"
+ "OBJECT-NOT-SIMPLE-BASE-STRING-ERROR"
"OBJECT-NOT-SIMPLE-STRING-ERROR"
"OBJECT-NOT-SIMPLE-VECTOR-ERROR"
"OBJECT-NOT-SINGLE-FLOAT-ERROR" "OBJECT-NOT-STRING-ERROR"
#!+x86 "*PSEUDO-ATOMIC-INTERRUPTED*"
"PUNT-PRINT-IF-TOO-LONG"
"READER-IMPOSSIBLE-NUMBER-ERROR" "READER-PACKAGE-ERROR"
+ "RESTART-DESIGNATOR"
"SCALE-DOUBLE-FLOAT"
#!+long-float "SCALE-LONG-FLOAT"
"SCALE-SINGLE-FLOAT"
"SIMPLE-ARRAY-SIGNED-BYTE-30-P"
"SIMPLE-ARRAY-SIGNED-BYTE-32-P"
"SIMPLE-ARRAY-SIGNED-BYTE-8-P"
+ "SIMPLE-BASE-STRING-P"
"SIMPLE-PACKAGE-ERROR"
"SIMPLE-UNBOXED-ARRAY"
"SINGLE-FLOAT-BITS" "SINGLE-FLOAT-EXPONENT"
"VALUES-SPECIFIER-TYPE-CACHE-CLEAR" "VALUES-SUBTYPEP"
"VALUES-TYPE"
"VALUES-TYPE-ERROR"
+ "VALUES-TYPE-IN"
"VALUES-TYPE-INTERSECTION"
"VALUES-TYPE-OPTIONAL"
+ "VALUES-TYPE-OUT"
"VALUES-TYPE-P" "VALUES-TYPE-REQUIRED"
"VALUES-TYPE-REST" "VALUES-TYPE-UNION"
"VALUES-TYPE-TYPES" "VALUES-TYPES"
- "VALUES-TYPE-START"
"VALUES-TYPES-EQUAL-OR-INTERSECT" "VECTOR-T-P"
+ "VECTOR-NIL-P"
"VECTOR-TO-VECTOR*"
"VECTOR-OF-CHECKED-LENGTH-GIVEN-LENGTH"
"WITH-ARRAY-DATA"
"!TYPE-CLASS-COLD-INIT" "!TYPEDEFS-COLD-INIT"
"!ALIEN-TYPE-COLD-INIT" "!CLASSES-COLD-INIT"
"!EARLY-TYPE-COLD-INIT" "!LATE-TYPE-COLD-INIT"
+ "!FIXUP-TYPE-COLD-INIT"
"!TARGET-TYPE-COLD-INIT" "!RANDOM-COLD-INIT"
"!READER-COLD-INIT" "!TYPECHECKFUNS-COLD-INIT"
"STREAM-COLD-INIT-OR-RESET" "!LOADER-COLD-INIT"
"COMPLEX-SINGLE-FLOAT-IMAG-SLOT" "COMPLEX-SINGLE-FLOAT-REAL-SLOT"
"COMPLEX-SINGLE-FLOAT-SIZE" "COMPLEX-SINGLE-FLOAT-WIDETAG"
"COMPLEX-SINGLE-REG-SC-NUMBER" "COMPLEX-SINGLE-STACK-SC-NUMBER"
- "COMPLEX-SIZE" "COMPLEX-STRING-WIDETAG" "COMPLEX-WIDETAG"
+ "COMPLEX-SIZE" "COMPLEX-BASE-STRING-WIDETAG" "COMPLEX-WIDETAG"
+ "COMPLEX-VECTOR-NIL-WIDETAG"
"COMPLEX-VECTOR-WIDETAG" "CONS-CAR-SLOT" "CONS-CDR-SLOT"
"CONS-SIZE" "CONSTANT-SC-NUMBER"
"CONTEXT-FLOATING-POINT-MODES" "CONTEXT-FLOAT-REGISTER"
"*READ-ONLY-SPACE-FREE-POINTER*"
"REGISTER-SAVE-PENALTY" "RETURN-PC-HEADER-WIDETAG"
"RETURN-PC-RETURN-POINT-OFFSET" "RETURN-PC-SAVE-OFFSET"
+ "SAETP-CTYPE" "SAETP-INITIAL-ELEMENT-DEFAULT"
+ "SAETP-N-BITS" "SAETP-TYPECODE" "SAETP-PRIMITIVE-TYPE-NAME"
+ "SAETP-N-PAD-ELEMENTS" "SAETP-SPECIFIER"
+ "SAETP-COMPLEX-TYPECODE" "SAETP-IMPORTANCE"
+ "*SPECIALIZED-ARRAY-ELEMENT-TYPE-PROPERTIES*"
"SANCTIFY-FOR-EXECUTION"
"SAP-POINTER-SLOT" "SAP-REG-SC-NUMBER" "SAP-SIZE"
"SAP-STACK-SC-NUMBER" "SAP-WIDETAG"
"SIMPLE-ARRAY-SIGNED-BYTE-32-WIDETAG"
"SIMPLE-ARRAY-SIGNED-BYTE-8-WIDETAG"
"SIMPLE-BIT-VECTOR-WIDETAG"
- "SIMPLE-STRING-WIDETAG"
+ "SIMPLE-BASE-STRING-WIDETAG"
"SIMPLE-VECTOR-WIDETAG" "SINGLE-FLOAT-BIAS"
"SINGLE-FLOAT-DIGITS" "SINGLE-FLOAT-EXPONENT-BYTE"
"SINGLE-FLOAT-HIDDEN-BIT" "SINGLE-FLOAT-NORMAL-EXPONENT-MAX"
(bug "called FAILED-%WITH-ARRAY-DATA with valid array parameters?"))
\f
;;;; MAKE-ARRAY
-(defun upgraded-array-element-type (spec &optional environment)
- #!+sb-doc
- "Return the element type that will actually be used to implement an array
- with the specifier :ELEMENT-TYPE Spec."
- (declare (ignore environment))
- (if (unknown-type-p (specifier-type spec))
- (error "undefined type: ~S" spec)
- (type-specifier (array-type-specialized-element-type
- (specifier-type `(array ,spec))))))
(eval-when (:compile-toplevel :execute)
(sb!xc:defmacro pick-vector-type (type &rest specs)
`(cond ,@(mapcar (lambda (spec)
;; and for all in any reasonable user programs.)
((t)
(values #.sb!vm:simple-vector-widetag #.sb!vm:n-word-bits))
- ((character base-char standard-char)
- (values #.sb!vm:simple-string-widetag #.sb!vm:n-byte-bits))
+ ((base-char standard-char)
+ (values #.sb!vm:simple-base-string-widetag #.sb!vm:n-byte-bits))
((bit)
(values #.sb!vm:simple-bit-vector-widetag 1))
;; OK, we have to wade into SUBTYPEPing after all.
(t
- ;; FIXME: The data here are redundant with
- ;; *SPECIALIZED-ARRAY-ELEMENT-TYPE-PROPERTIES*.
- (pick-vector-type type
- (nil (values #.sb!vm:simple-array-nil-widetag 0))
- (base-char (values #.sb!vm:simple-string-widetag #.sb!vm:n-byte-bits))
- (bit (values #.sb!vm:simple-bit-vector-widetag 1))
- ((unsigned-byte 2)
- (values #.sb!vm:simple-array-unsigned-byte-2-widetag 2))
- ((unsigned-byte 4)
- (values #.sb!vm:simple-array-unsigned-byte-4-widetag 4))
- ((unsigned-byte 8)
- (values #.sb!vm:simple-array-unsigned-byte-8-widetag 8))
- ((unsigned-byte 16)
- (values #.sb!vm:simple-array-unsigned-byte-16-widetag 16))
- ((unsigned-byte 32)
- (values #.sb!vm:simple-array-unsigned-byte-32-widetag 32))
- ((signed-byte 8)
- (values #.sb!vm:simple-array-signed-byte-8-widetag 8))
- ((signed-byte 16)
- (values #.sb!vm:simple-array-signed-byte-16-widetag 16))
- ((signed-byte 30)
- (values #.sb!vm:simple-array-signed-byte-30-widetag 32))
- ((signed-byte 32)
- (values #.sb!vm:simple-array-signed-byte-32-widetag 32))
- (single-float (values #.sb!vm:simple-array-single-float-widetag 32))
- (double-float (values #.sb!vm:simple-array-double-float-widetag 64))
- #!+long-float
- (long-float
- (values #.sb!vm:simple-array-long-float-widetag
- #!+x86 96 #!+sparc 128))
- ((complex single-float)
- (values #.sb!vm:simple-array-complex-single-float-widetag 64))
- ((complex double-float)
- (values #.sb!vm:simple-array-complex-double-float-widetag 128))
- #!+long-float
- ((complex long-float)
- (values #.sb!vm:simple-array-complex-long-float-widetag
- #!+x86 192
- #!+sparc 256))
- (t (values #.sb!vm:simple-vector-widetag #.sb!vm:n-word-bits))))))
+ #.`(pick-vector-type type
+ ,@(map 'list
+ (lambda (saetp)
+ `(,(sb!vm:saetp-specifier saetp)
+ (values ,(sb!vm:saetp-typecode saetp)
+ ,(sb!vm:saetp-n-bits saetp))))
+ sb!vm:*specialized-array-element-type-properties*)))))
+
(defun %complex-vector-widetag (type)
(case type
;; Pick off some easy common cases.
((t)
#.sb!vm:complex-vector-widetag)
- ((character base-char)
- #.sb!vm:complex-string-widetag)
+ ((base-char)
+ #.sb!vm:complex-base-string-widetag)
+ ((nil)
+ #.sb!vm:complex-vector-nil-widetag)
((bit)
#.sb!vm:complex-bit-vector-widetag)
;; OK, we have to wade into SUBTYPEPing after all.
(t
(pick-vector-type type
- (base-char #.sb!vm:complex-string-widetag)
+ (nil #.sb!vm:complex-vector-nil-widetag)
+ (base-char #.sb!vm:complex-base-string-widetag)
(bit #.sb!vm:complex-bit-vector-widetag)
(t #.sb!vm:complex-vector-widetag)))))
(array (allocate-vector
type
length
- (ceiling (* (if (= type sb!vm:simple-string-widetag)
+ (ceiling (* (if (= type sb!vm:simple-base-string-widetag)
(1+ length)
length)
n-bits)
(coerce (the list objects) 'simple-vector))
\f
;;;; accessor/setter functions
-
- (eval-when (:compile-toplevel :execute)
- (defparameter *specialized-array-element-types*
- '(t
- character
- bit
- (unsigned-byte 2)
- (unsigned-byte 4)
- (unsigned-byte 8)
- (unsigned-byte 16)
- (unsigned-byte 32)
- (signed-byte 8)
- (signed-byte 16)
- (signed-byte 30)
- (signed-byte 32)
- single-float
- double-float
- #!+long-float long-float
- (complex single-float)
- (complex double-float)
- #!+long-float (complex long-float)
- nil)))
-
(defun hairy-data-vector-ref (array index)
(with-array-data ((vector array) (index index) (end))
(declare (ignore end))
(etypecase vector .
- #.(mapcar (lambda (type)
- (let ((atype `(simple-array ,type (*))))
- `(,atype
- (data-vector-ref (the ,atype vector)
- index))))
- *specialized-array-element-types*))))
+ #.(map 'list
+ (lambda (saetp)
+ (let* ((type (sb!vm:saetp-specifier saetp))
+ (atype `(simple-array ,type (*))))
+ `(,atype
+ (data-vector-ref (the ,atype vector) index))))
+ (sort
+ (copy-seq
+ sb!vm:*specialized-array-element-type-properties*)
+ #'> :key #'sb!vm:saetp-importance)))))
;;; (Ordinary DATA-VECTOR-REF usage compiles into a vop, but
;;; DATA-VECTOR-REF is also FOLDABLE, and this ordinary function
(with-array-data ((vector array) (index index) (end))
(declare (ignore end))
(etypecase vector .
- #.(mapcar (lambda (type)
- (let ((atype `(simple-array ,type (*))))
- `(,atype
- (data-vector-set (the ,atype vector)
- index
- (the ,type
- new-value))
- ;; For specialized arrays, the return
- ;; from data-vector-set would have to
- ;; be reboxed to be a (Lisp) return
- ;; value; instead, we use the
- ;; already-boxed value as the return.
- new-value)))
- *specialized-array-element-types*))))
+ #.(map 'list
+ (lambda (saetp)
+ (let* ((type (sb!vm:saetp-specifier saetp))
+ (atype `(simple-array ,type (*))))
+ `(,atype
+ (data-vector-set (the ,atype vector) index
+ (the ,type new-value))
+ ;; For specialized arrays, the return from
+ ;; data-vector-set would have to be
+ ;; reboxed to be a (Lisp) return value;
+ ;; instead, we use the already-boxed value
+ ;; as the return.
+ new-value)))
+ (sort
+ (copy-seq
+ sb!vm:*specialized-array-element-type-properties*)
+ #'> :key #'sb!vm:saetp-importance)))))
(defun %array-row-major-index (array subscripts
&optional (invalid-index-error-p t))
(let ((index (car subs))
(dim (%array-dimension array axis)))
(declare (fixnum dim))
- (unless (< -1 index dim)
+ (unless (and (fixnump index) (< -1 index dim))
(if invalid-index-error-p
(error 'simple-type-error
:format-control "invalid index ~W~[~;~:; on axis ~:*~W~] in ~S"
(setf chunk-size (* chunk-size dim))))
(let ((index (first subscripts))
(length (length (the (simple-array * (*)) array))))
- (unless (< -1 index length)
+ (unless (and (fixnump index) (< -1 index length))
(if invalid-index-error-p
;; FIXME: perhaps this should share a format-string
;; with INVALID-ARRAY-INDEX-ERROR or
(defun array-in-bounds-p (array &rest subscripts)
#!+sb-doc
- "Return T if the Subscipts are in bounds for the Array, Nil otherwise."
+ "Return T if the SUBSCIPTS are in bounds for the ARRAY, NIL otherwise."
(if (%array-row-major-index array subscripts nil)
t))
(defun aref (array &rest subscripts)
#!+sb-doc
- "Return the element of the Array specified by the Subscripts."
+ "Return the element of the ARRAY specified by the SUBSCRIPTS."
(row-major-aref array (%array-row-major-index array subscripts)))
(defun %aset (array &rest stuff)
`(= widetag ,item))))
(cdr stuff)))
stuff))))
- ;; FIXME: The data here are redundant with
- ;; *SPECIALIZED-ARRAY-ELEMENT-TYPE-PROPERTIES*.
- (pick-element-type
- (sb!vm:simple-array-nil-widetag nil)
- ((sb!vm:simple-string-widetag sb!vm:complex-string-widetag) 'base-char)
- ((sb!vm:simple-bit-vector-widetag
- sb!vm:complex-bit-vector-widetag) 'bit)
- (sb!vm:simple-vector-widetag t)
- (sb!vm:simple-array-unsigned-byte-2-widetag '(unsigned-byte 2))
- (sb!vm:simple-array-unsigned-byte-4-widetag '(unsigned-byte 4))
- (sb!vm:simple-array-unsigned-byte-8-widetag '(unsigned-byte 8))
- (sb!vm:simple-array-unsigned-byte-16-widetag '(unsigned-byte 16))
- (sb!vm:simple-array-unsigned-byte-32-widetag '(unsigned-byte 32))
- (sb!vm:simple-array-signed-byte-8-widetag '(signed-byte 8))
- (sb!vm:simple-array-signed-byte-16-widetag '(signed-byte 16))
- (sb!vm:simple-array-signed-byte-30-widetag '(signed-byte 30))
- (sb!vm:simple-array-signed-byte-32-widetag '(signed-byte 32))
- (sb!vm:simple-array-single-float-widetag 'single-float)
- (sb!vm:simple-array-double-float-widetag 'double-float)
- #!+long-float
- (sb!vm:simple-array-long-float-widetag 'long-float)
- (sb!vm:simple-array-complex-single-float-widetag
- '(complex single-float))
- (sb!vm:simple-array-complex-double-float-widetag
- '(complex double-float))
- #!+long-float
- (sb!vm:simple-array-complex-long-float-widetag '(complex long-float))
- ((sb!vm:simple-array-widetag
- sb!vm:complex-vector-widetag
- sb!vm:complex-array-widetag)
- (with-array-data ((array array) (start) (end))
- (declare (ignore start end))
- (array-element-type array)))
- (t
- (error 'type-error :datum array :expected-type 'array))))))
+ #.`(pick-element-type
+ ,@(map 'list
+ (lambda (saetp)
+ `(,(if (sb!vm:saetp-complex-typecode saetp)
+ (list (sb!vm:saetp-typecode saetp)
+ (sb!vm:saetp-complex-typecode saetp))
+ (sb!vm:saetp-typecode saetp))
+ ',(sb!vm:saetp-specifier saetp)))
+ sb!vm:*specialized-array-element-type-properties*)
+ ((sb!vm:simple-array-widetag
+ sb!vm:complex-vector-widetag
+ sb!vm:complex-array-widetag)
+ (with-array-data ((array array) (start) (end))
+ (declare (ignore start end))
+ (array-element-type array)))
+ (t
+ (error 'type-error :datum array :expected-type 'array))))))
(defun array-rank (array)
#!+sb-doc
(unless (array-header-p vector)
(macrolet ((frob (name &rest things)
`(etypecase ,name
- ((simple-array nil (*)) (error 'cell-error
- :name 'nil-array-element))
+ ((simple-array nil (*)) (error 'nil-array-accessed-error))
,@(mapcar (lambda (thing)
(destructuring-bind (type-spec fill-value)
thing
,fill-value
:start new-length))))
things))))
- ;; FIXME: The associations between vector types and initial
- ;; values here are redundant with
- ;; *SPECIALIZED-ARRAY-ELEMENT-TYPE-PROPERTIES*.
- (frob vector
- (simple-vector 0)
- (simple-base-string #.*default-init-char-form*)
- (simple-bit-vector 0)
- ((simple-array (unsigned-byte 2) (*)) 0)
- ((simple-array (unsigned-byte 4) (*)) 0)
- ((simple-array (unsigned-byte 8) (*)) 0)
- ((simple-array (unsigned-byte 16) (*)) 0)
- ((simple-array (unsigned-byte 32) (*)) 0)
- ((simple-array (signed-byte 8) (*)) 0)
- ((simple-array (signed-byte 16) (*)) 0)
- ((simple-array (signed-byte 30) (*)) 0)
- ((simple-array (signed-byte 32) (*)) 0)
- ((simple-array single-float (*)) (coerce 0 'single-float))
- ((simple-array double-float (*)) (coerce 0 'double-float))
- #!+long-float
- ((simple-array long-float (*)) (coerce 0 'long-float))
- ((simple-array (complex single-float) (*))
- (coerce 0 '(complex single-float)))
- ((simple-array (complex double-float) (*))
- (coerce 0 '(complex double-float)))
- #!+long-float
- ((simple-array (complex long-float) (*))
- (coerce 0 '(complex long-float))))))
+ #.`(frob vector
+ ,@(map 'list
+ (lambda (saetp)
+ `((simple-array ,(sb!vm:saetp-specifier saetp) (*))
+ ,(if (eq (sb!vm:saetp-specifier saetp) 'base-char)
+ *default-init-char-form*
+ (sb!vm:saetp-initial-element-default saetp))))
+ (remove-if-not
+ #'sb!vm:saetp-specifier
+ sb!vm:*specialized-array-element-type-properties*)))))
;; Only arrays have fill-pointers, but vectors have their length
;; parameter in the same place.
(setf (%array-fill-pointer vector) new-length)
(sb!xc:deftype extended-char ()
#!+sb-doc
- "Type of characters that aren't base-char's. None in CMU CL."
+ "Type of CHARACTERs that aren't BASE-CHARs."
'(and character (not base-char)))
(sb!xc:deftype standard-char ()
`(simple-array base-char (,size)))
(sb!xc:deftype string (&optional size)
`(or (array character (,size))
- (base-string ,size)))
+ (array nil (,size))
+ (base-string ,size)))
(sb!xc:deftype simple-string (&optional size)
`(or (simple-array character (,size))
- (simple-base-string ,size)))
+ (simple-array nil (,size))
+ (simple-base-string ,size)))
(sb!xc:deftype bit-vector (&optional size)
`(array bit (,size)))
;;; semistandard types
(sb!xc:deftype generalized-boolean () t)
+(sb!xc:deftype format-control ()
+ '(or string function))
+
+(sb!xc:deftype restart-designator ()
+ '(or (and symbol (not null)) restart))
+
- ;;; a type specifier
- ;;;
- ;;; FIXME: The SB!KERNEL:INSTANCE here really means CL:CLASS.
- ;;; However, the CL:CLASS type is only defined once PCL is loaded,
- ;;; which is before this is evaluated. Once PCL is moved into cold
- ;;; init, this might be fixable.
- (sb!xc:deftype type-specifier () '(or list symbol sb!kernel:instance))
-
;;; array rank, total size...
(sb!xc:deftype array-rank () `(integer 0 (,sb!xc:array-rank-limit)))
(sb!xc:deftype array-total-size ()
(t `(values ,@(cdr result) &optional)))))
`(function ,args ,result)))
+ ;;; a type specifier
+ ;;;
+ ;;; FIXME: The SB!KERNEL:INSTANCE here really means CL:CLASS.
+ ;;; However, the CL:CLASS type is only defined once PCL is loaded,
+ ;;; which is before this is evaluated. Once PCL is moved into cold
+ ;;; init, this might be fixable.
+ (def!type type-specifier () '(or list symbol sb!kernel:instance))
+
;;; the default value used for initializing character data. The ANSI
;;; spec says this is arbitrary, so we use the value that falls
;;; through when we just let the low-level consing code initialize
(error 'simple-type-error ; maybe should be TYPE-BUG, subclass of BUG?
:value value
:expected-type type
- :format-string "~@<~S ~_is not a ~_~S~:>"
+ :format-control "~@<~S ~_is not a ~_~S~:>"
:format-arguments (list value type)))
\f
;;; Return a function like FUN, but expecting its (two) arguments in
;;; There are all sorts of nasty problems with open bounds on FLOAT
;;; types (and probably FLOAT types in general.)
+;;; This condition is signalled whenever we make a UNKNOWN-TYPE so that
+;;; compiler warnings can be emitted as appropriate.
+(define-condition parse-unknown-type (condition)
+ ((specifier :reader parse-unknown-type-specifier :initarg :specifier)))
+
;;; FIXME: This really should go away. Alas, it doesn't seem to be so
;;; simple to make it go away.. (See bug 123 in BUGS file.)
(defvar *use-implementation-types* t ; actually initialized in cold init
(return (values nil t))))))
(!define-type-method (values :simple-=) (type1 type2)
- (let ((rest1 (args-type-rest type1))
- (rest2 (args-type-rest type2)))
- (cond ((and rest1 rest2 (type/= rest1 rest2))
- (type= rest1 rest2))
- ((or rest1 rest2)
- (values nil t))
- (t
- (multiple-value-bind (req-val req-win)
- (type=-list (values-type-required type1)
- (values-type-required type2))
- (multiple-value-bind (opt-val opt-win)
- (type=-list (values-type-optional type1)
- (values-type-optional type2))
- (values (and req-val opt-val) (and req-win opt-win))))))))
+ (type=-args type1 type2))
(!define-type-class function)
((fun-type-wild-args type1)
(cond ((fun-type-keyp type2) (values nil nil))
((not (fun-type-rest type2)) (values nil t))
- ((not (null (fun-type-required type2))) (values nil t))
- (t (and/type (type= *universal-type* (fun-type-rest type2))
- (every/type #'type= *universal-type*
- (fun-type-optional type2))))))
+ ((not (null (fun-type-required type2)))
+ (values nil t))
+ (t (and/type (type= *universal-type*
+ (fun-type-rest type2))
+ (every/type #'type=
+ *universal-type*
+ (fun-type-optional
+ type2))))))
((not (and (fun-type-simple-p type1)
(fun-type-simple-p type2)))
(values nil nil))
(cond ((or (> max1 max2) (< min1 min2))
(values nil t))
((and (= min1 min2) (= max1 max2))
- (and/type (every-csubtypep (fun-type-required type1)
- (fun-type-required type2))
- (every-csubtypep (fun-type-optional type1)
- (fun-type-optional type2))))
+ (and/type (every-csubtypep
+ (fun-type-required type1)
+ (fun-type-required type2))
+ (every-csubtypep
+ (fun-type-optional type1)
+ (fun-type-optional type2))))
(t (every-csubtypep
(concatenate 'list
(fun-type-required type1)
(declare (ignore type1 type2))
(specifier-type 'function))
(!define-type-method (function :simple-intersection2) (type1 type2)
- (declare (ignore type1 type2))
- (specifier-type 'function))
+ (let ((ftype (specifier-type 'function)))
+ (cond ((eq type1 ftype) type2)
+ ((eq type2 ftype) type1)
+ (t (let ((rtype (values-type-intersection (fun-type-returns type1)
+ (fun-type-returns type2))))
+ (flet ((change-returns (ftype rtype)
+ (declare (type fun-type ftype) (type ctype rtype))
+ (make-fun-type :required (fun-type-required ftype)
+ :optional (fun-type-optional ftype)
+ :keyp (fun-type-keyp ftype)
+ :keywords (fun-type-keywords ftype)
+ :allowp (fun-type-allowp ftype)
+ :returns rtype)))
+ (cond
+ ((fun-type-wild-args type1)
+ (if (fun-type-wild-args type2)
+ (make-fun-type :wild-args t
+ :returns rtype)
+ (change-returns type2 rtype)))
+ ((fun-type-wild-args type2)
+ (change-returns type1 rtype))
+ (t (multiple-value-bind (req opt rest)
+ (args-type-op type1 type2 #'type-intersection #'max)
+ (make-fun-type :required req
+ :optional opt
+ :rest rest
+ ;; FIXME: :keys
+ :allowp (and (fun-type-allowp type1)
+ (fun-type-allowp type2))
+ :returns rtype))))))))))
;;; The union or intersection of a subclass of FUNCTION with a
;;; FUNCTION type is somewhat complicated.
(values nil t))
((eq (fun-type-wild-args type1) t)
(values t t))
- (t (and/type
- (cond ((null (fun-type-rest type1))
- (values (null (fun-type-rest type2)) t))
- ((null (fun-type-rest type2))
- (values nil t))
- (t
- (compare type= rest)))
- (labels ((type-list-= (l1 l2)
- (cond ((null l1)
- (values (null l2) t))
- ((null l2)
- (values nil t))
- (t (multiple-value-bind (res winp)
- (type= (first l1) (first l2))
- (cond ((not winp)
- (values nil nil))
- ((not res)
- (values nil t))
- (t
- (type-list-= (rest l1)
- (rest l2)))))))))
- (and/type (and/type (compare type-list-= required)
- (compare type-list-= optional))
- (if (or (fun-type-keyp type1) (fun-type-keyp type2))
- (values nil nil)
- (values t t))))))))))
+ (t (type=-args type1 type2))))))
(!define-type-class constant :inherits values)
(cond ((args-type-rest type))
(t default-type)))))
-;;; If COUNT values are supplied, which types should they have?
-(defun values-type-start (type count)
+;;; types of values in (the <type> (values o_1 ... o_n))
+(defun values-type-out (type count)
(declare (type ctype type) (type unsigned-byte count))
(if (eq type *wild-type*)
(make-list count :initial-element *universal-type*)
do (res rest))))
(res))))
+;;; types of variable in (m-v-bind (v_1 ... v_n) (the <type> ...
+(defun values-type-in (type count)
+ (declare (type ctype type) (type unsigned-byte count))
+ (if (eq type *wild-type*)
+ (make-list count :initial-element *universal-type*)
+ (collect ((res))
+ (let ((null-type (specifier-type 'null)))
+ (loop for type in (values-type-required type)
+ while (plusp count)
+ do (decf count)
+ do (res type))
+ (loop for type in (values-type-optional type)
+ while (plusp count)
+ do (decf count)
+ do (res (type-union type null-type)))
+ (when (plusp count)
+ (loop with rest = (acond ((values-type-rest type)
+ (type-union it null-type))
+ (t null-type))
+ repeat count
+ do (res rest))))
+ (res))))
+
;;; Return a list of OPERATION applied to the types in TYPES1 and
;;; TYPES2, padding with REST2 as needed. TYPES1 must not be shorter
;;; than TYPES2. The second value is T if OPERATION always returned a
(length (args-type-required type2))))
(required (subseq res 0 req))
(opt (subseq res req)))
- (values (make-values-type
- :required required
- :optional opt
- :rest rest)
+ (values required opt rest
(and rest-exact res-exact))))))))
+(defun values-type-op (type1 type2 operation nreq)
+ (multiple-value-bind (required optional rest exactp)
+ (args-type-op type1 type2 operation nreq)
+ (values (make-values-type :required required
+ :optional optional
+ :rest rest)
+ exactp)))
+
+(defun type=-args (type1 type2)
+ (macrolet ((compare (comparator field)
+ (let ((reader (symbolicate '#:args-type- field)))
+ `(,comparator (,reader type1) (,reader type2)))))
+ (and/type
+ (cond ((null (args-type-rest type1))
+ (values (null (args-type-rest type2)) t))
+ ((null (args-type-rest type2))
+ (values nil t))
+ (t
+ (compare type= rest)))
+ (and/type (and/type (compare type=-list required)
+ (compare type=-list optional))
+ (if (or (args-type-keyp type1) (args-type-keyp type2))
+ (values nil nil)
+ (values t t))))))
+
;;; Do a union or intersection operation on types that might be values
;;; types. The result is optimized for utility rather than exactness,
;;; but it is guaranteed that it will be no smaller (more restrictive)
((eq type1 *empty-type*) type2)
((eq type2 *empty-type*) type1)
(t
- (values (args-type-op type1 type2 #'type-union #'min)))))
+ (values (values-type-op type1 type2 #'type-union #'min)))))
(defun-cached (values-type-intersection :hash-function type-cache-hash
:hash-bits 8
:rest (values-type-rest type1)
:allowp (values-type-allowp type1))))
(t
- (args-type-op type1 (coerce-to-values type2)
- #'type-intersection
- #'max))))
+ (values-type-op type1 (coerce-to-values type2)
+ #'type-intersection
+ #'max))))
;;; This is like TYPES-EQUAL-OR-INTERSECT, except that it sort of
;;; works on VALUES types. Note that due to the semantics of
(values nil nil))
(!define-type-method (hairy :complex-=) (type1 type2)
- (declare (ignore type1 type2))
- (values nil nil))
+ (if (and (unknown-type-p type2)
+ (let* ((specifier2 (unknown-type-specifier type2))
+ (name2 (if (consp specifier2)
+ (car specifier2)
+ specifier2)))
+ (info :type :kind name2)))
+ (let ((type2 (specifier-type (unknown-type-specifier type2))))
+ (if (unknown-type-p type2)
+ (values nil nil)
+ (type= type1 type2)))
+ (values nil nil)))
(!define-type-method (hairy :simple-intersection2 :complex-intersection2)
(type1 type2)
((consp low-bound)
(let ((low-value (car low-bound)))
(or (eql low-value high-bound)
- (and (eql low-value (load-time-value (make-unportable-float :single-float-negative-zero))) (eql high-bound 0f0))
- (and (eql low-value 0f0) (eql high-bound (load-time-value (make-unportable-float :single-float-negative-zero))))
- (and (eql low-value (load-time-value (make-unportable-float :double-float-negative-zero))) (eql high-bound 0d0))
- (and (eql low-value 0d0) (eql high-bound (load-time-value (make-unportable-float :double-float-negative-zero)))))))
+ (and (eql low-value
+ (load-time-value (make-unportable-float
+ :single-float-negative-zero)))
+ (eql high-bound 0f0))
+ (and (eql low-value 0f0)
+ (eql high-bound
+ (load-time-value (make-unportable-float
+ :single-float-negative-zero))))
+ (and (eql low-value
+ (load-time-value (make-unportable-float
+ :double-float-negative-zero)))
+ (eql high-bound 0d0))
+ (and (eql low-value 0d0)
+ (eql high-bound
+ (load-time-value (make-unportable-float
+ :double-float-negative-zero)))))))
((consp high-bound)
(let ((high-value (car high-bound)))
(or (eql high-value low-bound)
- (and (eql high-value (load-time-value (make-unportable-float :single-float-negative-zero))) (eql low-bound 0f0))
- (and (eql high-value 0f0) (eql low-bound (load-time-value (make-unportable-float :single-float-negative-zero))))
- (and (eql high-value (load-time-value (make-unportable-float :double-float-negative-zero))) (eql low-bound 0d0))
- (and (eql high-value 0d0) (eql low-bound (load-time-value (make-unportable-float :double-float-negative-zero)))))))
+ (and (eql high-value
+ (load-time-value (make-unportable-float
+ :single-float-negative-zero)))
+ (eql low-bound 0f0))
+ (and (eql high-value 0f0)
+ (eql low-bound
+ (load-time-value (make-unportable-float
+ :single-float-negative-zero))))
+ (and (eql high-value
+ (load-time-value (make-unportable-float
+ :double-float-negative-zero)))
+ (eql low-bound 0d0))
+ (and (eql high-value 0d0)
+ (eql low-bound
+ (load-time-value (make-unportable-float
+ :double-float-negative-zero)))))))
((and (eq (numeric-type-class low) 'integer)
(eq (numeric-type-class high) 'integer))
(eql (1+ low-bound) high-bound))
(case eltype
(bit 'bit-vector)
(base-char 'base-string)
- (character 'string)
(* 'vector)
(t `(vector ,eltype)))
(case eltype
(bit `(bit-vector ,(car dims)))
(base-char `(base-string ,(car dims)))
- (character `(string ,(car dims)))
(t `(vector ,eltype ,(car dims)))))
(if (eq (car dims) '*)
(case eltype
(bit 'simple-bit-vector)
(base-char 'simple-base-string)
- (character 'simple-string)
((t) 'simple-vector)
(t `(simple-array ,eltype (*))))
(case eltype
(bit `(simple-bit-vector ,(car dims)))
(base-char `(simple-base-string ,(car dims)))
- (character `(simple-string ,(car dims)))
((t) `(simple-vector ,(car dims)))
(t `(simple-array ,eltype ,dims))))))
(t
(specialized-element-type-maybe type2))
t)))))
+ ;;; FIXME: is this dead?
(!define-superclasses array
- ((string string)
+ ((base-string base-string)
(vector vector)
(array))
!cold-init-forms)
(mapcar (lambda (x y) (if (eq x '*) y x))
dims1 dims2)))
:complexp (if (eq complexp1 :maybe) complexp2 complexp1)
- :element-type (if (eq eltype1 *wild-type*) eltype2 eltype1))))
+ :element-type (cond
+ ((eq eltype1 *wild-type*) eltype2)
+ ((eq eltype2 *wild-type*) eltype1)
+ (t (type-intersection eltype1 eltype2))))))
*empty-type*))
;;; Check a supplied dimension list to determine whether it is legal,
((type= type (specifier-type 'real)) 'real)
((type= type (specifier-type 'sequence)) 'sequence)
((type= type (specifier-type 'bignum)) 'bignum)
+ ((type= type (specifier-type 'simple-string)) 'simple-string)
+ ((type= type (specifier-type 'string)) 'string)
(t `(or ,@(mapcar #'type-specifier (union-type-types type))))))
;;; Two union types are equal if they are each subtypes of each
'((start end length sequence)
(start1 end1 length1 sequence1)
(start2 end2 length2 sequence2)))
+ (key nil
+ nil
+ (and key (%coerce-callable-to-fun key))
+ (or null function))
+ (test #'eql
+ nil
+ (%coerce-callable-to-fun test)
+ function)
+ (test-not nil
+ nil
+ (and test-not (%coerce-callable-to-fun test-not))
+ (or null function))
))
(sb!xc:defmacro define-sequence-traverser (name args &body body)
"Return a sequence of the given TYPE and LENGTH, with elements initialized
to :INITIAL-ELEMENT."
(declare (fixnum length))
- (let ((type (specifier-type type)))
+ (let* ((adjusted-type
+ (typecase type
+ (atom (cond
+ ((eq type 'string) '(vector character))
+ ((eq type 'simple-string) '(simple-array character (*)))
+ (t type)))
+ (cons (cond
+ ((eq (car type) 'string) `(vector character ,@(cdr type)))
+ ((eq (car type) 'simple-string)
+ `(simple-array character ,@(when (cdr type)
+ (list (cdr type)))))
+ (t type)))
+ (t type)))
+ (type (specifier-type adjusted-type)))
(cond ((csubtypep type (specifier-type 'list))
(cond
((type= type (specifier-type 'list))
;; it was stranger to feed that type in to MAKE-SEQUENCE.
(t (sequence-type-too-hairy (type-specifier type)))))
((csubtypep type (specifier-type 'vector))
- (if (typep type 'array-type)
- ;; KLUDGE: the above test essentially asks "Do we know
- ;; what the upgraded-array-element-type is?" [consider
- ;; (OR STRING BIT-VECTOR)]
- (progn
- (aver (= (length (array-type-dimensions type)) 1))
- (let* ((etype (type-specifier
- (array-type-specialized-element-type type)))
- (etype (if (eq etype '*) t etype))
+ (cond
+ (;; is it immediately obvious what the result type is?
+ (typep type 'array-type)
+ (progn
+ (aver (= (length (array-type-dimensions type)) 1))
+ (let* ((etype (type-specifier
+ (array-type-specialized-element-type type)))
+ (etype (if (eq etype '*) t etype))
(type-length (car (array-type-dimensions type))))
- (unless (or (eq type-length '*)
- (= type-length length))
- (sequence-type-length-mismatch-error type length))
- ;; FIXME: These calls to MAKE-ARRAY can't be
- ;; open-coded, as the :ELEMENT-TYPE argument isn't
- ;; constant. Probably we ought to write a
- ;; DEFTRANSFORM for MAKE-SEQUENCE. -- CSR,
- ;; 2002-07-22
- (if iep
- (make-array length :element-type etype
- :initial-element initial-element)
- (make-array length :element-type etype))))
- (sequence-type-too-hairy (type-specifier type))))
+ (unless (or (eq type-length '*)
+ (= type-length length))
+ (sequence-type-length-mismatch-error type length))
+ ;; FIXME: These calls to MAKE-ARRAY can't be
+ ;; open-coded, as the :ELEMENT-TYPE argument isn't
+ ;; constant. Probably we ought to write a
+ ;; DEFTRANSFORM for MAKE-SEQUENCE. -- CSR,
+ ;; 2002-07-22
+ (if iep
+ (make-array length :element-type etype
+ :initial-element initial-element)
+ (make-array length :element-type etype)))))
+ (t (sequence-type-too-hairy (type-specifier type)))))
(t (bad-sequence-type-error (type-specifier type))))))
\f
;;;; SUBSEQ
(sb!xc:defmacro vector-nreverse (sequence)
`(let ((length (length (the vector ,sequence))))
- (declare (fixnum length))
- (do ((left-index 0 (1+ left-index))
- (right-index (1- length) (1- right-index))
- (half-length (truncate length 2)))
- ((= left-index half-length) ,sequence)
- (declare (fixnum left-index right-index half-length))
- (rotatef (aref ,sequence left-index)
- (aref ,sequence right-index)))))
+ (when (>= length 2)
+ (do ((left-index 0 (1+ left-index))
+ (right-index (1- length) (1- right-index)))
+ ((<= right-index left-index))
+ (declare (type index left-index right-index))
+ (rotatef (aref ,sequence left-index)
+ (aref ,sequence right-index))))
+ ,sequence))
(sb!xc:defmacro list-nreverse-macro (list)
`(do ((1st (cdr ,list) (if (endp 1st) 1st (cdr 1st)))
) ; EVAL-WHEN
(define-sequence-traverser delete
- (item sequence &key from-end (test #'eql) test-not start
+ (item sequence &key from-end test test-not start
end count key)
#!+sb-doc
"Return a sequence formed by destructively removing the specified ITEM from
) ; EVAL-WHEN
(define-sequence-traverser remove
- (item sequence &key from-end (test #'eql) test-not start
+ (item sequence &key from-end test test-not start
end count key)
#!+sb-doc
"Return a copy of SEQUENCE with elements satisfying the test (default is
(shrink-vector result jndex)))
(define-sequence-traverser remove-duplicates
- (sequence &key (test #'eql) test-not (start 0) end from-end key)
+ (sequence &key test test-not start end from-end key)
#!+sb-doc
"The elements of SEQUENCE are compared pairwise, and if any two match,
the one occurring earlier is discarded, unless FROM-END is true, in
(setq jndex (1+ jndex)))))
(define-sequence-traverser delete-duplicates
- (sequence &key (test #'eql) test-not (start 0) end from-end key)
+ (sequence &key test test-not start end from-end key)
#!+sb-doc
"The elements of SEQUENCE are examined, and if any two match, one is
discarded. The resulting sequence, which may be formed by destroying the
) ; EVAL-WHEN
(define-sequence-traverser substitute
- (new old sequence &key from-end (test #'eql) test-not
+ (new old sequence &key from-end test test-not
start count end key)
#!+sb-doc
"Return a sequence of the same kind as SEQUENCE with the same elements,
;;;; SUBSTITUTE-IF, SUBSTITUTE-IF-NOT
(define-sequence-traverser substitute-if
- (new test sequence &key from-end start end count key)
+ (new pred sequence &key from-end start end count key)
#!+sb-doc
"Return a sequence of the same kind as SEQUENCE with the same elements
- except that all elements satisfying the TEST are replaced with NEW. See
+ except that all elements satisfying the PRED are replaced with NEW. See
manual for details."
(declare (fixnum start))
(let ((end (or end length))
+ (test pred)
test-not
old)
(declare (type index length end))
(subst-dispatch 'if)))
(define-sequence-traverser substitute-if-not
- (new test sequence &key from-end start end count key)
+ (new pred sequence &key from-end start end count key)
#!+sb-doc
"Return a sequence of the same kind as SEQUENCE with the same elements
- except that all elements not satisfying the TEST are replaced with NEW.
+ except that all elements not satisfying the PRED are replaced with NEW.
See manual for details."
(declare (fixnum start))
(let ((end (or end length))
+ (test pred)
test-not
old)
(declare (type index length end))
;;;; NSUBSTITUTE
(define-sequence-traverser nsubstitute
- (new old sequence &key from-end (test #'eql) test-not
+ (new old sequence &key from-end test test-not
end count key start)
#!+sb-doc
"Return a sequence of the same kind as SEQUENCE with the same elements
;;;; NSUBSTITUTE-IF, NSUBSTITUTE-IF-NOT
(define-sequence-traverser nsubstitute-if
- (new test sequence &key from-end start end count key)
+ (new pred sequence &key from-end start end count key)
#!+sb-doc
"Return a sequence of the same kind as SEQUENCE with the same elements
- except that all elements satisfying the TEST are replaced with NEW.
+ except that all elements satisfying the PRED are replaced with NEW.
SEQUENCE may be destructively modified. See manual for details."
(declare (fixnum start))
(let ((end (or end length)))
(if from-end
(let ((length (length sequence)))
(nreverse (nlist-substitute-if*
- new test (nreverse (the list sequence))
+ new pred (nreverse (the list sequence))
(- length end) (- length start) count key)))
- (nlist-substitute-if* new test sequence
+ (nlist-substitute-if* new pred sequence
start end count key))
(if from-end
- (nvector-substitute-if* new test sequence -1
+ (nvector-substitute-if* new pred sequence -1
(1- end) (1- start) count key)
- (nvector-substitute-if* new test sequence 1
+ (nvector-substitute-if* new pred sequence 1
start end count key)))))
(defun nlist-substitute-if* (new test sequence start end count key)
(setq count (1- count)))))
(define-sequence-traverser nsubstitute-if-not
- (new test sequence &key from-end start end count key)
+ (new pred sequence &key from-end start end count key)
#!+sb-doc
"Return a sequence of the same kind as SEQUENCE with the same elements
except that all elements not satisfying the TEST are replaced with NEW.
(if from-end
(let ((length (length sequence)))
(nreverse (nlist-substitute-if-not*
- new test (nreverse (the list sequence))
+ new pred (nreverse (the list sequence))
(- length end) (- length start) count key)))
- (nlist-substitute-if-not* new test sequence
+ (nlist-substitute-if-not* new pred sequence
start end count key))
(if from-end
- (nvector-substitute-if-not* new test sequence -1
+ (nvector-substitute-if-not* new pred sequence -1
(1- end) (1- start) count key)
- (nvector-substitute-if-not* new test sequence 1
+ (nvector-substitute-if-not* new pred sequence 1
start end count key)))))
(defun nlist-substitute-if-not* (new test sequence start end count key)
(frob sequence nil))))
(typecase sequence
(simple-vector (frob2))
- (simple-string (frob2))
+ (simple-base-string (frob2))
(t (vector*-frob sequence))))
(declare (type (or index null) p))
(values f (and p (the index (+ p offset))))))))))
) ; EVAL-WHEN
-(define-sequence-traverser count-if (test sequence &key from-end start end key)
+(define-sequence-traverser count-if (pred sequence &key from-end start end key)
#!+sb-doc
- "Return the number of elements in SEQUENCE satisfying TEST(el)."
+ "Return the number of elements in SEQUENCE satisfying PRED(el)."
(declare (fixnum start))
(let ((end (or end length)))
(declare (type index end))
(seq-dispatch sequence
(if from-end
- (list-count-if nil t test sequence)
- (list-count-if nil nil test sequence))
+ (list-count-if nil t pred sequence)
+ (list-count-if nil nil pred sequence))
(if from-end
- (vector-count-if nil t test sequence)
- (vector-count-if nil nil test sequence)))))
+ (vector-count-if nil t pred sequence)
+ (vector-count-if nil nil pred sequence)))))
(define-sequence-traverser count-if-not
- (test sequence &key from-end start end key)
+ (pred sequence &key from-end start end key)
#!+sb-doc
"Return the number of elements in SEQUENCE not satisfying TEST(el)."
(declare (fixnum start))
(declare (type index end))
(seq-dispatch sequence
(if from-end
- (list-count-if t t test sequence)
- (list-count-if t nil test sequence))
+ (list-count-if t t pred sequence)
+ (list-count-if t nil pred sequence))
(if from-end
- (vector-count-if t t test sequence)
- (vector-count-if t nil test sequence)))))
+ (vector-count-if t t pred sequence)
+ (vector-count-if t nil pred sequence)))))
(define-sequence-traverser count
(item sequence &key from-end start end
(define-sequence-traverser mismatch
(sequence1 sequence2
- &key from-end (test #'eql) test-not
+ &key from-end test test-not
start1 end1 start2 end2 key)
#!+sb-doc
"The specified subsequences of SEQUENCE1 and SEQUENCE2 are compared
`(do ((main ,main (cdr main))
(jndex start1 (1+ jndex))
(sub (nthcdr start1 ,sub) (cdr sub)))
- ((or (null main) (null sub) (= (the fixnum end1) jndex))
+ ((or (endp main) (endp sub) (<= end1 jndex))
t)
- (declare (fixnum jndex))
+ (declare (type (integer 0) jndex))
(compare-elements (car sub) (car main))))
(sb!xc:defmacro search-compare-list-vector (main sub)
`(do ((main ,main (cdr main))
(index start1 (1+ index)))
- ((or (null main) (= index (the fixnum end1))) t)
- (declare (fixnum index))
+ ((or (endp main) (= index end1)) t)
(compare-elements (aref ,sub index) (car main))))
(sb!xc:defmacro search-compare-vector-list (main sub index)
`(do ((sub (nthcdr start1 ,sub) (cdr sub))
(jndex start1 (1+ jndex))
(index ,index (1+ index)))
- ((or (= (the fixnum end1) jndex) (null sub)) t)
- (declare (fixnum jndex index))
+ ((or (<= end1 jndex) (endp sub)) t)
+ (declare (type (integer 0) jndex))
(compare-elements (car sub) (aref ,main index))))
(sb!xc:defmacro search-compare-vector-vector (main sub index)
`(do ((index ,index (1+ index))
(sub-index start1 (1+ sub-index)))
- ((= sub-index (the fixnum end1)) t)
- (declare (fixnum sub-index index))
+ ((= sub-index end1) t)
(compare-elements (aref ,sub sub-index) (aref ,main index))))
(sb!xc:defmacro search-compare (main-type main sub index)
(sb!xc:defmacro list-search (main sub)
`(do ((main (nthcdr start2 ,main) (cdr main))
(index2 start2 (1+ index2))
- (terminus (- (the fixnum end2)
- (the fixnum (- (the fixnum end1)
- (the fixnum start1)))))
+ (terminus (- end2 (the (integer 0) (- end1 start1))))
(last-match ()))
((> index2 terminus) last-match)
- (declare (fixnum index2 terminus))
+ (declare (type (integer 0) index2))
(if (search-compare list main ,sub index2)
(if from-end
(setq last-match index2)
(sb!xc:defmacro vector-search (main sub)
`(do ((index2 start2 (1+ index2))
- (terminus (- (the fixnum end2)
- (the fixnum (- (the fixnum end1)
- (the fixnum start1)))))
+ (terminus (- end2 (the (integer 0) (- end1 start1))))
(last-match ()))
((> index2 terminus) last-match)
- (declare (fixnum index2 terminus))
+ (declare (type (integer 0) index2))
(if (search-compare vector ,main ,sub index2)
(if from-end
(setq last-match index2)
(define-sequence-traverser search
(sequence1 sequence2
- &key from-end (test #'eql) test-not
+ &key from-end test test-not
start1 end1 start2 end2 key)
(declare (fixnum start1 start2))
(let ((end1 (or end1 length1))
;; private predicate function..) is ugly and confusing, but
;; I can't see any other way. -- WHN 2001-04-14
:expected-type '(satisfies stream-associated-with-file-p)
- :format-string
+ :format-control
"~@<The stream ~2I~_~S ~I~_isn't associated with a file.~:>"
:format-arguments (list stream))))
(:include ansi-stream)
(:constructor nil)
(:copier nil))
- (string nil :type string))
+ ;; FIXME: This type declaration is true, and will probably continue
+ ;; to be true. However, note well the comments in DEFTRANSFORM
+ ;; REPLACE, implying that performance of REPLACE is somewhat
+ ;; critical to performance of string streams. If (VECTOR CHARACTER)
+ ;; ever becomes different from (VECTOR BASE-CHAR), the transform
+ ;; probably needs to be extended.
+ (string (missing-arg) :type (vector character)))
\f
;;;; STRING-INPUT-STREAM stuff
(bin #'string-binch)
(n-bin #'string-stream-read-n-bytes)
(misc #'string-in-misc)
- (string nil :type simple-string))
+ (string (missing-arg)
+ :type (simple-array character (*))))
(:constructor internal-make-string-input-stream
(string current end))
(:copier nil))
(defun string-inch (stream eof-error-p eof-value)
(let ((string (string-input-stream-string stream))
(index (string-input-stream-current stream)))
- (declare (simple-string string) (fixnum index))
+ (declare (type (simple-array character (*)) string)
+ (type fixnum index))
(cond ((= index (the index (string-input-stream-end stream)))
(eof-or-lose stream eof-error-p eof-value))
(t
(defun string-binch (stream eof-error-p eof-value)
(let ((string (string-input-stream-string stream))
(index (string-input-stream-current stream)))
- (declare (simple-string string)
+ (declare (type (simple-array character (*)) string)
(type index index))
(cond ((= index (the index (string-input-stream-end stream)))
(eof-or-lose stream eof-error-p eof-value))
(index (string-input-stream-current stream))
(available (- (string-input-stream-end stream) index))
(copy (min available requested)))
- (declare (simple-string string)
+ (declare (type (simple-array character (*)) string)
(type index index available copy))
(when (plusp copy)
(setf (string-input-stream-current stream)
(sout #'string-sout)
(misc #'string-out-misc)
;; The string we throw stuff in.
- (string (make-string 40) :type simple-string))
+ (string (make-string 40)
+ :type (simple-array character (*))))
(:constructor make-string-output-stream ())
(:copier nil))
;; Index of the next location to use.
(defun string-ouch (stream character)
(let ((current (string-output-stream-index stream))
(workspace (string-output-stream-string stream)))
- (declare (simple-string workspace) (fixnum current))
+ (declare (type (simple-array character (*)) workspace)
+ (type fixnum current))
(if (= current (the fixnum (length workspace)))
(let ((new-workspace (make-string (* current 2))))
(replace new-workspace workspace)
(setf (string-output-stream-index stream) (1+ current))))
(defun string-sout (stream string start end)
- (declare (simple-string string) (fixnum start end))
- (let* ((current (string-output-stream-index stream))
+ (declare (type simple-string string)
+ (type fixnum start end))
+ (let* ((string (if (typep string '(simple-array character (*)))
+ string
+ (coerce string '(simple-array character (*)))))
+ (current (string-output-stream-index stream))
(length (- end start))
(dst-end (+ length current))
(workspace (string-output-stream-string stream)))
- (declare (simple-string workspace)
- (fixnum current length dst-end))
+ (declare (type (simple-array character (*)) workspace string)
+ (type fixnum current length dst-end))
(if (> dst-end (the fixnum (length workspace)))
(let ((new-workspace (make-string (+ (* current 2) length))))
(replace new-workspace workspace :end2 current)
(count 0 (1+ count))
(string (string-output-stream-string stream)))
((< index 0) count)
- (declare (simple-string string)
- (fixnum index count))
+ (declare (type (simple-array character (*)) string)
+ (type fixnum index count))
(if (char= (schar string index) #\newline)
(return count))))
(:element-type 'base-char)))
;;; WITH-OUTPUT-TO-STRING.
(deftype string-with-fill-pointer ()
- '(and string
+ '(and (vector character)
(satisfies array-has-fill-pointer-p)))
(defstruct (fill-pointer-output-stream
(current+1 (1+ current)))
(declare (fixnum current))
(with-array-data ((workspace buffer) (start) (end))
- (declare (simple-string workspace))
+ (declare (type (simple-array character (*)) workspace))
(let ((offset-current (+ start current)))
(declare (fixnum offset-current))
(if (= offset-current end)
(defun fill-pointer-sout (stream string start end)
(declare (simple-string string) (fixnum start end))
- (let* ((buffer (fill-pointer-output-stream-string stream))
+ (let* ((string (if (typep string '(simple-array character (*)))
+ string
+ (coerce string '(simple-array character (*)))))
+ (buffer (fill-pointer-output-stream-string stream))
(current (fill-pointer buffer))
(string-len (- end start))
(dst-end (+ string-len current)))
(declare (fixnum current dst-end string-len))
(with-array-data ((workspace buffer) (dst-start) (dst-length))
- (declare (simple-string workspace))
+ (declare (type (simple-array character (*)) workspace))
(let ((offset-dst-end (+ dst-start dst-end))
(offset-current (+ dst-start current)))
(declare (fixnum offset-dst-end offset-current))
(if (> offset-dst-end dst-length)
(let* ((new-length (+ (the fixnum (* current 2)) string-len))
(new-workspace (make-string new-length)))
- (declare (simple-string new-workspace))
+ (declare (type (simple-array character (*)) new-workspace))
(%byte-blt workspace dst-start
new-workspace 0 current)
(setf workspace new-workspace)
;;; strings in the unasterisked versions and using this in the
;;; transforms conditional on SAFETY>SPEED,SPACE).
(defun %check-vector-sequence-bounds (vector start end)
- (declare (type vector vector)
- (type index start)
- (type (or index null) end))
- (let ((length (length vector)))
- (if (<= 0 start (or end length) length)
- (or end length)
- (signal-bounding-indices-bad-error string start end))))
+ (%check-vector-sequence-bounds vector start end))
(eval-when (:compile-toplevel)
;;; WITH-ONE-STRING is used to set up some string hacking things. The
(using char-equal) of the two strings. Otherwise, returns ()."
(string-not-greaterp* string1 string2 start1 end1 start2 end2))
- (defun make-string (count &key element-type ((:initial-element fill-char)))
+ (defun make-string (count &key
+ (element-type 'character)
+ ((:initial-element fill-char)))
#!+sb-doc
"Given a character count and an optional fill character, makes and returns
- a new string Count long filled with the fill character."
- (declare (fixnum count)
- (ignore element-type))
+ a new string COUNT long filled with the fill character."
+ (declare (fixnum count))
(if fill-char
- (do ((i 0 (1+ i))
- (string (make-string count)))
- ((= i count) string)
- (declare (fixnum i))
- (setf (schar string i) fill-char))
- (make-string count)))
+ (make-string count :element-type element-type :initial-element fill-char)
+ (make-string count :element-type element-type)))
(flet ((%upcase (string start end)
(declare (string string) (index start) (type sequence-end end))
;; 2002-08-21
*wild-type*)))
+(defun extract-declared-element-type (array)
+ (let ((type (continuation-type array)))
+ (if (array-type-p type)
+ (array-type-element-type type)
+ *wild-type*)))
+
;;; The ``new-value'' for array setters must fit in the array, and the
;;; return type is going to be the same as the new-value for SETF
;;; functions.
`(,(if simple 'simple-array 'array)
,(cond ((not element-type) t)
((constant-continuation-p element-type)
- (continuation-value element-type))
+ (let ((ctype (careful-specifier-type
+ (continuation-value element-type))))
+ (cond
+ ((or (null ctype) (unknown-type-p ctype)) '*)
+ (t (sb!xc:upgraded-array-element-type
+ (continuation-value element-type))))))
(t
'*))
,(cond ((constant-continuation-p dims)
;;; Just convert it into a MAKE-ARRAY.
(deftransform make-string ((length &key
- (element-type 'base-char)
+ (element-type 'character)
(initial-element
#.*default-init-char-form*)))
- '(make-array (the index length)
- :element-type element-type
- :initial-element initial-element))
-
- (defstruct (specialized-array-element-type-properties
- (:conc-name saetp-)
- (:constructor !make-saetp (ctype
- initial-element-default
- n-bits
- typecode
- &key
- (n-pad-elements 0)))
- (:copier nil))
- ;; the element type, e.g. #<BUILT-IN-CLASS BASE-CHAR (sealed)> or
- ;; #<SB-KERNEL:NUMERIC-TYPE (UNSIGNED-BYTE 4)>
- (ctype (missing-arg) :type ctype :read-only t)
- ;; what we get when the low-level vector-creation logic zeroes all
- ;; the bits (which also serves as the default value of MAKE-ARRAY's
- ;; :INITIAL-ELEMENT keyword)
- (initial-element-default (missing-arg) :read-only t)
- ;; how many bits per element
- (n-bits (missing-arg) :type index :read-only t)
- ;; the low-level type code
- (typecode (missing-arg) :type index :read-only t)
- ;; the number of extra elements we use at the end of the array for
- ;; low level hackery (e.g., one element for arrays of BASE-CHAR,
- ;; which is used for a fixed #\NULL so that when we call out to C
- ;; we don't need to cons a new copy)
- (n-pad-elements (missing-arg) :type index :read-only t))
-
- (defparameter *specialized-array-element-type-properties*
- (map 'simple-vector
- (lambda (args)
- (destructuring-bind (type-spec &rest rest) args
- (let ((ctype (specifier-type type-spec)))
- (apply #'!make-saetp ctype rest))))
- `(;; Erm. Yeah. There aren't a lot of things that make sense
- ;; for an initial element for (ARRAY NIL). -- CSR, 2002-03-07
- (nil '#:mu 0 ,sb!vm:simple-array-nil-widetag)
- (base-char ,(code-char 0) 8 ,sb!vm:simple-string-widetag
- ;; (SIMPLE-STRINGs are stored with an extra trailing
- ;; #\NULL for convenience in calling out to C.)
- :n-pad-elements 1)
- (single-float 0.0f0 32 ,sb!vm:simple-array-single-float-widetag)
- (double-float 0.0d0 64 ,sb!vm:simple-array-double-float-widetag)
- #!+long-float (long-float 0.0L0 #!+x86 96 #!+sparc 128
- ,sb!vm:simple-array-long-float-widetag)
- (bit 0 1 ,sb!vm:simple-bit-vector-widetag)
- ;; KLUDGE: The fact that these UNSIGNED-BYTE entries come
- ;; before their SIGNED-BYTE partners is significant in the
- ;; implementation of the compiler; some of the cross-compiler
- ;; code (see e.g. COERCE-TO-SMALLEST-ELTYPE in
- ;; src/compiler/debug-dump.lisp) attempts to create an array
- ;; specialized on (UNSIGNED-BYTE FOO), where FOO could be 7;
- ;; (UNSIGNED-BYTE 7) is SUBTYPEP (SIGNED-BYTE 8), so if we're
- ;; not careful we could get the wrong specialized array when
- ;; we try to FIND-IF, below. -- CSR, 2002-07-08
- ((unsigned-byte 2) 0 2 ,sb!vm:simple-array-unsigned-byte-2-widetag)
- ((unsigned-byte 4) 0 4 ,sb!vm:simple-array-unsigned-byte-4-widetag)
- ((unsigned-byte 8) 0 8 ,sb!vm:simple-array-unsigned-byte-8-widetag)
- ((unsigned-byte 16) 0 16 ,sb!vm:simple-array-unsigned-byte-16-widetag)
- ((unsigned-byte 32) 0 32 ,sb!vm:simple-array-unsigned-byte-32-widetag)
- ((signed-byte 8) 0 8 ,sb!vm:simple-array-signed-byte-8-widetag)
- ((signed-byte 16) 0 16 ,sb!vm:simple-array-signed-byte-16-widetag)
- ((signed-byte 30) 0 32 ,sb!vm:simple-array-signed-byte-30-widetag)
- ((signed-byte 32) 0 32 ,sb!vm:simple-array-signed-byte-32-widetag)
- ((complex single-float) #C(0.0f0 0.0f0) 64
- ,sb!vm:simple-array-complex-single-float-widetag)
- ((complex double-float) #C(0.0d0 0.0d0) 128
- ,sb!vm:simple-array-complex-double-float-widetag)
- #!+long-float ((complex long-float) #C(0.0L0 0.0L0)
- #!+x86 192 #!+sparc 256
- ,sb!vm:simple-array-complex-long-float-widetag)
- (t 0 32 ,sb!vm:simple-vector-widetag))))
+ `(the simple-string (make-array (the index length)
+ :element-type element-type
+ ,@(when initial-element
+ '(:initial-element initial-element)))))
(deftransform make-array ((dims &key initial-element element-type
adjustable fill-pointer)
(continuation-value element-type))))
(eltype-type (ir1-transform-specifier-type eltype))
(saetp (find-if (lambda (saetp)
- (csubtypep eltype-type (saetp-ctype saetp)))
- *specialized-array-element-type-properties*))
+ (csubtypep eltype-type (sb!vm:saetp-ctype saetp)))
+ sb!vm:*specialized-array-element-type-properties*))
(creation-form `(make-array dims
- :element-type ',(type-specifier (saetp-ctype saetp))
+ :element-type ',(type-specifier (sb!vm:saetp-ctype saetp))
,@(when fill-pointer
'(:fill-pointer fill-pointer))
,@(when adjustable
(cond ((and (constant-continuation-p initial-element)
(eql (continuation-value initial-element)
- (saetp-initial-element-default saetp)))
+ (sb!vm:saetp-initial-element-default saetp)))
creation-form)
(t
;; error checking for target, disabled on the host because
(when (constant-continuation-p initial-element)
(let ((value (continuation-value initial-element)))
(cond
- ((not (ctypep value (saetp-ctype saetp)))
+ ((not (ctypep value (sb!vm:saetp-ctype saetp)))
;; this case will cause an error at runtime, so we'd
;; better WARN about it now.
(compiler-warn "~@<~S is not a ~S (which is the ~
UPGRADED-ARRAY-ELEMENT-TYPE of ~S).~@:>"
value
- (type-specifier (saetp-ctype saetp))
+ (type-specifier (sb!vm:saetp-ctype saetp))
eltype))
((not (ctypep value eltype-type))
;; this case will not cause an error at runtime, but
(len (if (constant-continuation-p length)
(continuation-value length)
'*))
- (result-type-spec `(simple-array ,eltype (,len)))
(eltype-type (ir1-transform-specifier-type eltype))
+ (result-type-spec
+ `(simple-array
+ ,(if (unknown-type-p eltype-type)
+ (give-up-ir1-transform
+ "ELEMENT-TYPE is an unknown type: ~S" eltype)
+ (sb!xc:upgraded-array-element-type eltype))
+ (,len)))
(saetp (find-if (lambda (saetp)
- (csubtypep eltype-type (saetp-ctype saetp)))
- *specialized-array-element-type-properties*)))
+ (csubtypep eltype-type (sb!vm:saetp-ctype saetp)))
+ sb!vm:*specialized-array-element-type-properties*)))
(unless saetp
(give-up-ir1-transform
"cannot open-code creation of ~S" result-type-spec))
#-sb-xc-host
- (unless (csubtypep (ctype-of (saetp-initial-element-default saetp))
+ (unless (csubtypep (ctype-of (sb!vm:saetp-initial-element-default saetp))
eltype-type)
;; This situation arises e.g. in (MAKE-ARRAY 4 :ELEMENT-TYPE
;; '(INTEGER 1 5)) ANSI's definition of MAKE-ARRAY says "If
;; he writes code:-), we'll signal a STYLE-WARNING in case he
;; didn't realize this.
(compiler-style-warn "The default initial element ~S is not a ~S."
- (saetp-initial-element-default saetp)
+ (sb!vm:saetp-initial-element-default saetp)
eltype))
- (let* ((n-bits-per-element (saetp-n-bits saetp))
- (typecode (saetp-typecode saetp))
- (n-pad-elements (saetp-n-pad-elements saetp))
+ (let* ((n-bits-per-element (sb!vm:saetp-n-bits saetp))
+ (typecode (sb!vm:saetp-typecode saetp))
+ (n-pad-elements (sb!vm:saetp-n-pad-elements saetp))
(padded-length-form (if (zerop n-pad-elements)
'length
`(+ length ,n-pad-elements)))
(rank (length dims))
(spec `(simple-array
,(cond ((null element-type) t)
- ((constant-continuation-p element-type)
- (continuation-value element-type))
+ ((and (constant-continuation-p element-type)
+ (ir1-transform-specifier-type
+ (continuation-value element-type)))
+ (sb!xc:upgraded-array-element-type
+ (continuation-value element-type)))
(t '*))
,(make-list rank :initial-element '*))))
`(let ((header (make-array-header sb!vm:simple-array-widetag ,rank)))
(give-up-ir1-transform))
(t
(let ((dim (continuation-value dimension)))
- `(the (integer 0 ,dim) index)))))
+ `(the (integer 0 (,dim)) index)))))
\f
;;;; WITH-ARRAY-DATA
;;; value?
\f
;;; Pick off some constant cases.
-(deftransform array-header-p ((array) (array))
+(defoptimizer (array-header-p derive-type) ((array))
(let ((type (continuation-type array)))
- (unless (array-type-p type)
- (give-up-ir1-transform))
- (let ((dims (array-type-dimensions type)))
- (cond ((csubtypep type (specifier-type '(simple-array * (*))))
- ;; no array header
- nil)
- ((and (listp dims) (/= (length dims) 1))
- ;; multi-dimensional array, will have a header
- t)
- (t
- (give-up-ir1-transform))))))
+ (cond ((not (array-type-p type))
+ nil)
+ (t
+ (let ((dims (array-type-dimensions type)))
+ (cond ((csubtypep type (specifier-type '(simple-array * (*))))
+ ;; no array header
+ (specifier-type 'null))
+ ((and (listp dims) (/= (length dims) 1))
+ ;; multi-dimensional array, will have a header
+ (specifier-type '(eql t)))
+ (t
+ nil)))))))
(defknown type-of (t) t (foldable flushable))
;;; These can be affected by type definitions, so they're not FOLDABLE.
-(defknown (upgraded-complex-part-type upgraded-array-element-type)
+(defknown (upgraded-complex-part-type sb!xc:upgraded-array-element-type)
(type-specifier &optional lexenv-designator) type-specifier
(unsafely-flushable))
\f
(:initial-element t))
consed-sequence
(movable unsafe)
- :derive-type (result-type-specifier-nth-arg 1))
+ :derive-type (creation-result-type-specifier-nth-arg 1))
(defknown concatenate (type-specifier &rest sequence) consed-sequence
()
- :derive-type (result-type-specifier-nth-arg 1))
+ :derive-type (creation-result-type-specifier-nth-arg 1))
(defknown (map %map) (type-specifier callable sequence &rest sequence)
consed-sequence
&key (:key callable))
sequence
(call)
- :derive-type (result-type-specifier-nth-arg 1))
+ :derive-type (creation-result-type-specifier-nth-arg 1))
;;; not FLUSHABLE, despite what CMU CL's DEFKNOWN said..
(defknown read-sequence (sequence stream
(foldable flushable call))
(defknown endp (list) boolean (foldable flushable movable))
(defknown list-length (list) (or index null) (foldable unsafely-flushable))
-(defknown nth (index list) t (foldable flushable))
-(defknown nthcdr (index list) t (foldable unsafely-flushable))
-(defknown last (list &optional index) t (foldable flushable))
+(defknown nth (unsigned-byte list) t (foldable flushable))
+(defknown nthcdr (unsigned-byte list) t (foldable unsafely-flushable))
+(defknown last (list &optional unsigned-byte) t (foldable flushable))
(defknown list (&rest t) list (movable flushable unsafe))
(defknown list* (t &rest t) t (movable flushable unsafe))
(defknown make-list (index &key (:initial-element t)) list
(defknown nconc (&rest t) t ())
(defknown nreconc (list t) t ())
-(defknown butlast (list &optional index) list (flushable))
-(defknown nbutlast (list &optional index) list ())
+(defknown butlast (list &optional unsigned-byte) list (flushable))
+(defknown nbutlast (list &optional unsigned-byte) list ())
(defknown ldiff (list t) list (flushable))
(defknown (rplaca rplacd) (cons t) list (unsafe))
(defknown directory (pathname-designator &key)
list ())
\f
-;;;; from the "Errors" chapter:
-
-(defknown error (t &rest t) nil) ; never returns
-(defknown cerror (string t &rest t) null)
+;;;; from the "Conditions" chapter:
+
+(defknown cell-error-name (cell-error) t)
+(defknown error (t &rest t) nil)
+(defknown cerror (format-control t &rest t) null)
+(defknown invalid-method-error (t format-control &rest t) *) ; FIXME: first arg is METHOD
+(defknown method-combination-error (format-control &rest t) *)
+(defknown signal (t &rest t) null)
+(defknown simple-condition-format-control (condition)
+ format-control)
+(defknown simple-condition-format-arguments (condition)
+ list)
(defknown warn (t &rest t) null)
-(defknown break (&optional t &rest t) null)
+(defknown invoke-debugger (condition) nil)
+(defknown break (&optional format-control &rest t) null)
+(defknown make-condition (type-specifier &rest t) condition)
+(defknown compute-restarts (&optional (or condition null)) list)
+(defknown find-restart (restart-designator &optional (or condition null))
+ (or restart null))
+(defknown invoke-restart (restart-designator &rest t) *)
+(defknown invoke-restart-interactively (restart-designator) *)
+(defknown restart-name (restart) symbol)
+(defknown (abort muffle-warning) (&optional (or condition null)) nil)
+(defknown continue (&optional (or condition null)) null)
+(defknown (store-value use-value) (t &optional (or condition null))
+ null)
;;; and analogous SBCL extension:
(defknown bug (t &rest t) nil) ; never returns
(defknown (setf fdocumentation) ((or string null) t symbol)
(or string null)
())
-(defknown %setnth (index list t) t (unsafe))
+(defknown %setnth (unsigned-byte list t) t (unsafe))
(defknown %set-fill-pointer (vector index) index (unsafe))
\f
;;;; miscellaneous internal utilities
\f
;;;; simplifying HAIRY-DATA-VECTOR-REF and HAIRY-DATA-VECTOR-SET
+ (deftransform hairy-data-vector-ref ((string index) (simple-string t))
+ (let ((ctype (continuation-type string)))
+ (if (array-type-p ctype)
+ ;; the other transform will kick in, so that's OK
+ (give-up-ir1-transform)
+ `(typecase string
+ ((simple-array character (*)) (data-vector-ref string index))
+ ((simple-array nil (*)) (data-vector-ref string index))))))
+
(deftransform hairy-data-vector-ref ((array index) (array t) * :important t)
"avoid runtime dispatch on array element type"
- (let ((element-ctype (extract-upgraded-element-type array)))
+ (let ((element-ctype (extract-upgraded-element-type array))
+ (declared-element-ctype (extract-declared-element-type array)))
(declare (type ctype element-ctype))
(when (eq *wild-type* element-ctype)
(give-up-ir1-transform
`(multiple-value-bind (array index)
(%data-vector-and-index array index)
(declare (type (simple-array ,element-type-specifier 1) array))
- (data-vector-ref array index)))))
+ ,(let ((bare-form '(data-vector-ref array index)))
+ (if (type= element-ctype declared-element-ctype)
+ bare-form
+ `(the ,(type-specifier declared-element-ctype)
+ ,bare-form)))))))
(deftransform data-vector-ref ((array index)
(simple-array t))
(%array-data-vector array))
index)))))
++(deftransform hairy-data-vector-set ((string index new-value)
++ (simple-string t t))
++ (let ((ctype (continuation-type string)))
++ (if (array-type-p ctype)
++ ;; the other transform will kick in, so that's OK
++ (give-up-ir1-transform)
++ `(typecase string
++ ((simple-array character (*))
++ (data-vector-set string index new-value))
++ ((simple-array nil (*))
++ (data-vector-set string index new-value))))))
++
(deftransform hairy-data-vector-set ((array index new-value)
(array t t)
*
:important t)
"avoid runtime dispatch on array element type"
- (let ((element-ctype (extract-upgraded-element-type array)))
+ (let ((element-ctype (extract-upgraded-element-type array))
+ (declared-element-ctype (extract-declared-element-type array)))
(declare (type ctype element-ctype))
(when (eq *wild-type* element-ctype)
(give-up-ir1-transform
(%data-vector-and-index array index)
(declare (type (simple-array ,element-type-specifier 1) array)
(type ,element-type-specifier new-value))
- (data-vector-set array
- index
- new-value)))))
-
-(deftransform hairy-data-vector-set ((string index new-value)
- (simple-string t t))
- (let ((ctype (continuation-type string)))
- (if (array-type-p ctype)
- ;; the other transform will kick in, so that's OK
- (give-up-ir1-transform)
- `(typecase string
- ((simple-array character (*))
- (data-vector-set string index new-value))
- ((simple-array nil (*))
- (data-vector-set string index new-value))))))
+ ,(if (type= element-ctype declared-element-ctype)
+ '(data-vector-set array index new-value)
+ `(truly-the ,(type-specifier declared-element-ctype)
+ (data-vector-set array index
+ (the ,(type-specifier declared-element-ctype)
+ new-value))))))))
(deftransform data-vector-set ((array index new-value)
(simple-array t t))
(in-package "SB!KERNEL")
- (/show0 "vm-type.lisp 17")
-
- (!begin-collecting-cold-init-forms)
- \f
;;;; FIXME: I'm not sure where to put this. -- WHN 19990817
(deftype sb!vm:word () `(unsigned-byte ,sb!vm:n-word-bits))
\f
;;;; hooks into the type system
- ;;; the kinds of specialized array that actually exist in this implementation
- (defvar *specialized-array-element-types*)
- (!cold-init-forms
- (setf *specialized-array-element-types*
- '(nil
- bit
- (unsigned-byte 2)
- (unsigned-byte 4)
- (unsigned-byte 8)
- (unsigned-byte 16)
- (unsigned-byte 32)
- (signed-byte 8)
- (signed-byte 16)
- (signed-byte 30)
- (signed-byte 32)
- (complex single-float)
- (complex double-float)
- #!+long-float (complex long-float)
- base-char
- single-float
- double-float
- #!+long-float long-float)))
-
(sb!xc:deftype unboxed-array (&optional dims)
(collect ((types (list 'or)))
(dolist (type *specialized-array-element-types*)
;; them on the fly this way? (Call the new array
;; *SPECIALIZED-ARRAY-ELEMENT-SPECIFIER-TYPES* or something..)
(let ((stype (specifier-type stype-name)))
+ (aver (not (unknown-type-p stype)))
(when (csubtypep eltype stype)
(return stype))))))
type))
+(defun sb!xc:upgraded-array-element-type (spec &optional environment)
+ #!+sb-doc
+ "Return the element type that will actually be used to implement an array
+ with the specifier :ELEMENT-TYPE Spec."
+ (declare (ignore environment))
+ (if (unknown-type-p (specifier-type spec))
+ (error "undefined type: ~S" spec)
+ (type-specifier (array-type-specialized-element-type
+ (specifier-type `(array ,spec))))))
+
;;; Return the most specific integer type that can be quickly checked that
;;; includes the given type.
(defun containing-integer-type (subtype)
'sb!c:check-fun)
(t
nil)))
- \f
- (!defun-from-collected-cold-init-forms !vm-type-cold-init)
-
- (/show0 "vm-type.lisp end of file")
(predicate-type nil :type (or ctype null)))
(defprinter (fun-info)
+ (attributes :test (not (zerop attributes))
+ :prin1 (decode-ir1-attributes attributes))
(transforms :test transforms)
(derive-type :test derive-type)
(optimizer :test optimizer)
(when (csubtypep type ltype)
ltype))))))))
- ;;; Derive the type to be the type specifier which is the N'th arg.
+ ;;; Derive the type to be the type specifier which is the Nth arg.
(defun result-type-specifier-nth-arg (n)
(lambda (call)
(declare (type combination call))
(when (and cont (constant-continuation-p cont))
(careful-specifier-type (continuation-value cont))))))
+ ;;; Derive the type to be the type specifier which is the Nth arg,
+ ;;; with the additional restriptions noted in the CLHS for STRING and
+ ;;; SIMPLE-STRING.
+ (defun creation-result-type-specifier-nth-arg (n)
+ (lambda (call)
+ (declare (type combination call))
+ (let ((cont (nth (1- n) (combination-args call))))
+ (when (and cont (constant-continuation-p cont))
+ (let* ((specifier (continuation-value cont))
+ (lspecifier (if (atom specifier) (list specifier) specifier)))
+ (cond
+ ((eq (car lspecifier) 'string)
+ (destructuring-bind (string &rest size)
+ lspecifier
+ (declare (ignore string))
+ (careful-specifier-type
+ `(vector character ,@(when size size)))))
+ ((eq (car lspecifier) 'simple-string)
+ (destructuring-bind (simple-string &rest size)
+ lspecifier
+ (declare (ignore simple-string))
+ (careful-specifier-type
+ `(simple-array character ,@(if size (list size) '((*)))))))
+ (t (careful-specifier-type specifier))))))))
+
(/show0 "knownfun.lisp end of file")
;;; checkins which aren't released. (And occasionally for internal
;;; versions, especially for internal versions off the main CVS
;;; branch, it gets hairier, e.g. "0.pre7.14.flaky4.13".)
- "0.8.1.33"
-"0.8.0.78.vector-nil-string.15"
++"0.8.1.34"
projects / sbcl.git / commitdiff