(n)
(let* ((name (intern (format nil "BYTE-VECTOR-REF-~A" n)))
(number-octets (/ n 8))
- (ash-list
+ (ash-list-le
(loop for i from 0 to (1- number-octets)
collect `(ash (aref byte-vector (+ byte-index ,i))
,(* i 8))))
- (setf-list
+ (ash-list-be
+ (loop for i from 0 to (1- number-octets)
+ collect `(ash (aref byte-vector (+ byte-index
+ ,(- number-octets 1 i)))
+ ,(* i 8))))
+ (setf-list-le
(loop for i from 0 to (1- number-octets)
append
`((aref byte-vector (+ byte-index ,i))
- (ldb (byte 8 ,(* i 8)) new-value)))))
+ (ldb (byte 8 ,(* i 8)) new-value))))
+ (setf-list-be
+ (loop for i from 0 to (1- number-octets)
+ append
+ `((aref byte-vector (+ byte-index ,i))
+ (ldb (byte 8 ,(- n 8 (* i 8))) new-value)))))
`(progn
(defun ,name (byte-vector byte-index)
- (aver (= sb!vm:n-word-bits 32))
- (aver (= sb!vm:n-byte-bits 8))
- (ecase sb!c:*backend-byte-order*
- (:little-endian
- (logior ,@ash-list))
- (:big-endian
- (error "stub: no big-endian ports of SBCL (yet?)"))))
- (defun (setf ,name) (new-value byte-vector byte-index)
- (aver (= sb!vm:n-word-bits 32))
- (aver (= sb!vm:n-byte-bits 8))
- (ecase sb!c:*backend-byte-order*
- (:little-endian
- (setf ,@setf-list))
- (:big-endian
- (error "stub: no big-endian ports of SBCL (yet?)"))))))))
+ (aver (= sb!vm:n-word-bits 32))
+ (aver (= sb!vm:n-byte-bits 8))
+ (logior ,@(ecase sb!c:*backend-byte-order*
+ (:little-endian ash-list-le)
+ (:big-endian ash-list-be))))
+ (defun (setf ,name) (new-value byte-vector byte-index)
+ (aver (= sb!vm:n-word-bits 32))
+ (aver (= sb!vm:n-byte-bits 8))
+ (setf ,@(ecase sb!c:*backend-byte-order*
+ (:little-endian setf-list-le)
+ (:big-endian setf-list-be))))))))
(make-byte-vector-ref-n 8)
(make-byte-vector-ref-n 16)
(make-byte-vector-ref-n 32))
(read-wordindexed address 0))
;;; (Note: In CMU CL, this function expected a SAP-typed ADDRESS
-;;; value, instead of the SAPINT we use here.)
-(declaim (ftype (function (sb!vm:word descriptor) (values)) note-load-time-value-reference))
+;;; value, instead of the SAP-INT we use here.)
+(declaim (ftype (function (sb!vm:word descriptor) (values))
+ note-load-time-value-reference))
(defun note-load-time-value-reference (address marker)
(cold-push (cold-cons
(cold-intern :load-time-value-fixup)
- (cold-cons (sapint-to-core address)
+ (cold-cons (sap-int-to-core address)
(cold-cons
(number-to-core (descriptor-word-offset marker))
*nil-descriptor*)))
(float (float-to-core number))
(t (error "~S isn't a cold-loadable number at all!" number))))
-(declaim (ftype (function (sb!vm:word) descriptor) sap-to-core))
-(defun sapint-to-core (sapint)
+(declaim (ftype (function (sb!vm:word) descriptor) sap-int-to-core))
+(defun sap-int-to-core (sap-int)
(let ((des (allocate-unboxed-object *dynamic*
sb!vm:n-word-bits
(1- sb!vm:sap-size)
sb!vm:sap-widetag)))
(write-wordindexed des
sb!vm:sap-pointer-slot
- (make-random-descriptor sapint))
+ (make-random-descriptor sap-int))
des))
;;; Allocate a cons cell in GSPACE and fill it in with CAR and CDR.
(write-wordindexed symbol
sb!vm:symbol-hash-slot
(make-fixnum-descriptor
- (1+ (random sb!vm:*target-most-positive-fixnum*))))
+ (1+ (random sb!xc:most-positive-fixnum))))
(write-wordindexed symbol sb!vm:symbol-plist-slot *nil-descriptor*)
(write-wordindexed symbol sb!vm:symbol-name-slot
(string-to-core name *dynamic*))
(defun cold-intern (symbol &optional (package (symbol-package symbol)))
;; Anything on the cross-compilation host which refers to the target
- ;; machinery through the host SB-XC package can be translated to
+ ;; machinery through the host SB-XC package should be translated to
;; something on the target which refers to the same machinery
;; through the target COMMON-LISP package.
(let ((p (find-package "SB-XC")))
(when (eq (symbol-package symbol) p)
(setf symbol (intern (symbol-name symbol) *cl-package*))))
+ ;; Make sure that the symbol has an appropriate package. In
+ ;; particular, catch the so-easy-to-make error of typing something
+ ;; like SB-KERNEL:%BYTE-BLT in cold sources when what you really
+ ;; need is SB!KERNEL:%BYTE-BLT.
+ (let ((package-name (package-name package)))
+ (cond ((find package-name '("COMMON-LISP" "KEYWORD") :test #'string=)
+ ;; That's OK then.
+ (values))
+ ((string= package-name "SB!" :end1 3 :end2 3)
+ ;; That looks OK, too. (All the target-code packages
+ ;; have names like that.)
+ (values))
+ (t
+ ;; looks bad: maybe COMMON-LISP-USER? maybe an extension
+ ;; package in the xc host? something we can't think of
+ ;; a valid reason to dump, anyway...
+ (bug "internal error: PACKAGE-NAME=~S looks too much like a typo."
+ package-name))))
+
(let (;; Information about each cold-interned symbol is stored
;; in COLD-INTERN-INFO.
;; (CAR COLD-INTERN-INFO) = descriptor of symbol
(cold-set '*current-catch-block* (make-fixnum-descriptor 0))
(cold-set '*current-unwind-protect-block* (make-fixnum-descriptor 0))
- (cold-set '*eval-stack-top* (make-fixnum-descriptor 0))
(cold-set '*free-interrupt-context-index* (make-fixnum-descriptor 0))
(ldb (byte 8 0) value)
(byte-vector-ref-8 gspace-bytes (1+ gspace-byte-offset))
(ldb (byte 8 8) value)))))
+ (:sparc
+ (ecase kind
+ (:call
+ (error "Can't deal with call fixups yet."))
+ (:sethi
+ (setf (byte-vector-ref-32 gspace-bytes gspace-byte-offset)
+ (dpb (ldb (byte 22 10) value)
+ (byte 22 0)
+ (byte-vector-ref-32 gspace-bytes gspace-byte-offset))))
+ (:add
+ (setf (byte-vector-ref-32 gspace-bytes gspace-byte-offset)
+ (dpb (ldb (byte 10 0) value)
+ (byte 10 0)
+ (byte-vector-ref-32 gspace-bytes gspace-byte-offset))))))
(:x86
(let* ((un-fixed-up (byte-vector-ref-32 gspace-bytes
gspace-byte-offset))
sb!vm:fun-pointer-lowtag))
(next (read-wordindexed code-object sb!vm:code-entry-points-slot)))
(unless (zerop (logand offset sb!vm:lowtag-mask))
- ;; FIXME: This should probably become a fatal error.
- (warn "unaligned function entry: ~S at #X~X" name offset))
+ (error "unaligned function entry: ~S at #X~X" name offset))
(write-wordindexed code-object sb!vm:code-entry-points-slot fn)
(write-memory fn
(make-other-immediate-descriptor
;; code instead of a pointer back to the object
;; itself.) Ask on the mailing list whether
;; this is documented somewhere, and if not,
- ;; try to reverse engineer some documentation
- ;; before release.
+ ;; try to reverse engineer some documentation.
#!-x86
;; a pointer back to the function object, as
;; described in CMU CL
(format t " /* 0x~X */~@[ /* ~A */~]~%" value doc))))
(terpri))
- ;; writing codes/strings for internal errors
- (format t "#define ERRORS { \\~%")
- ;; FIXME: Is this just DOVECTOR?
+ ;; writing information about internal errors
(let ((internal-errors sb!c:*backend-internal-errors*))
(dotimes (i (length internal-errors))
- (format t " ~S, /*~D*/ \\~%" (cdr (aref internal-errors i)) i)))
- (format t " NULL \\~%}~%")
+ (let ((current-error (aref internal-errors i)))
+ ;; FIXME: this UNLESS should go away (see also FIXME in
+ ;; interr.lisp) -- APD, 2002-03-05
+ (unless (eq nil (car current-error))
+ (format t "#define ~A ~D~%"
+ (substitute #\_ #\- (symbol-name (car current-error)))
+ i)))))
(terpri)
;; writing primitive object layouts
;; writing static symbol offsets
(dolist (symbol (cons nil sb!vm:*static-symbols*))
- ;; FIXME: It would be nice to use longer names NIL and (particularly) T
- ;; in #define statements.
+ ;; FIXME: It would be nice to use longer names than NIL and
+ ;; (particularly) T in #define statements.
(format t "#define ~A LISPOBJ(0x~X)~%"
(nsubstitute #\_ #\-
(remove-if (lambda (char)
(defparameter initial-fun-entry-type-code 3863)
(defparameter end-entry-type-code 3840)
-(declaim (ftype (function (sb!vm:word) sb!vm:word) write-long))
-(defun write-long (num) ; FIXME: WRITE-WORD would be a better name.
+(declaim (ftype (function (sb!vm:word) sb!vm:word) write-word))
+(defun write-word (num)
(ecase sb!c:*backend-byte-order*
(:little-endian
(dotimes (i 4)
;; DATA PAGE
;; ADDRESS
;; PAGE COUNT
- (write-long (gspace-identifier gspace))
- (write-long (gspace-free-word-index gspace))
- (write-long *data-page*)
+ (write-word (gspace-identifier gspace))
+ (write-word (gspace-free-word-index gspace))
+ (write-word *data-page*)
(multiple-value-bind (floor rem)
(floor (gspace-byte-address gspace) sb!c:*backend-page-size*)
(aver (zerop rem))
- (write-long floor))
- (write-long pages)
+ (write-word floor))
+ (write-word pages)
(incf *data-page* pages)))
:if-exists :rename-and-delete)
;; Write the magic number.
- (write-long core-magic)
+ (write-word core-magic)
;; Write the Version entry.
- (write-long version-entry-type-code)
- (write-long 3)
- (write-long sbcl-core-version-integer)
+ (write-word version-entry-type-code)
+ (write-word 3)
+ (write-word sbcl-core-version-integer)
;; Write the New Directory entry header.
- (write-long new-directory-entry-type-code)
- (write-long 17) ; length = (5 words/space) * 3 spaces + 2 for header.
+ (write-word new-directory-entry-type-code)
+ (write-word 17) ; length = (5 words/space) * 3 spaces + 2 for header.
(output-gspace *read-only*)
(output-gspace *static*)
(output-gspace *dynamic*)
;; Write the initial function.
- (write-long initial-fun-entry-type-code)
- (write-long 3)
+ (write-word initial-fun-entry-type-code)
+ (write-word 3)
(let* ((cold-name (cold-intern '!cold-init))
(cold-fdefn (cold-fdefinition-object cold-name))
(initial-fun (read-wordindexed cold-fdefn
(format t
"~&/(DESCRIPTOR-BITS INITIAL-FUN)=#X~X~%"
(descriptor-bits initial-fun))
- (write-long (descriptor-bits initial-fun)))
+ (write-word (descriptor-bits initial-fun)))
;; Write the End entry.
- (write-long end-entry-type-code)
- (write-long 2)))
+ (write-word end-entry-type-code)
+ (write-word 2)))
(format t "done]~%")
(force-output)
sb!vm:static-space-start))
(*dynamic* (make-gspace :dynamic
dynamic-space-id
- sb!vm:dynamic-space-start))
+ #!+gencgc sb!vm:dynamic-space-start
+ #!-gencgc sb!vm:dynamic-0-space-start))
(*nil-descriptor* (make-nil-descriptor))
(*current-reversed-cold-toplevels* *nil-descriptor*)
(*unbound-marker* (make-other-immediate-descriptor