;;; a magic number used to identify our core files
(defconstant core-magic
- (logior (ash (char-code #\S) 24)
- (ash (char-code #\B) 16)
- (ash (char-code #\C) 8)
- (char-code #\L)))
+ (logior (ash (sb!xc:char-code #\S) 24)
+ (ash (sb!xc:char-code #\B) 16)
+ (ash (sb!xc:char-code #\C) 8)
+ (sb!xc:char-code #\L)))
;;; the current version of SBCL core files
;;;
bigvec)
\f
;;;; looking up bytes and multi-byte values in a BIGVEC (considering
-;;;; it as an image of machine memory)
+;;;; it as an image of machine memory on the cross-compilation target)
;;; BVREF-32 and friends. These are like SAP-REF-n, except that
;;; instead of a SAP we use a BIGVEC.
type)))
(defun make-character-descriptor (data)
- (make-other-immediate-descriptor data sb!vm:base-char-widetag))
+ (make-other-immediate-descriptor data sb!vm:character-widetag))
(defun descriptor-beyond (des offset type)
(let* ((low (logior (+ (logandc2 (descriptor-low des) sb!vm:lowtag-mask)
\f
;;;; copying simple objects into the cold core
-(defun string-to-core (string &optional (gspace *dynamic*))
+(defun base-string-to-core (string &optional (gspace *dynamic*))
#!+sb-doc
- "Copy string into the cold core and return a descriptor to it."
+ "Copy STRING (which must only contain STANDARD-CHARs) into the cold
+core and return a descriptor to it."
;; (Remember that the system convention for storage of strings leaves an
;; extra null byte at the end to aid in call-out to C.)
(let* ((length (length string))
(make-fixnum-descriptor length))
(dotimes (i length)
(setf (bvref bytes (+ offset i))
- ;; KLUDGE: There's no guarantee that the character
- ;; encoding here will be the same as the character
- ;; encoding on the target machine, so using CHAR-CODE as
- ;; we do, or a bitwise copy as CMU CL code did, is sleazy.
- ;; (To make this more portable, perhaps we could use
- ;; indices into the sequence which is used to test whether
- ;; a character is a STANDARD-CHAR?) -- WHN 19990817
- (char-code (aref string i))))
+ (sb!xc:char-code (aref string i))))
(setf (bvref bytes (+ offset length))
0) ; null string-termination character for C
des))
(make-fixnum-descriptor 0))
(write-wordindexed symbol sb!vm:symbol-plist-slot *nil-descriptor*)
(write-wordindexed symbol sb!vm:symbol-name-slot
- (string-to-core name *dynamic*))
+ (base-string-to-core name *dynamic*))
(write-wordindexed symbol sb!vm:symbol-package-slot *nil-descriptor*)
symbol))
;; because that's the way CMU CL did it; I'm
;; not sure whether there's an underlying
;; reason. -- WHN 1990826
- (string-to-core "NIL" *dynamic*))
+ (base-string-to-core "NIL" *dynamic*))
(write-wordindexed des
(+ 1 sb!vm:symbol-package-slot)
result)
(let* ((cold-package (car cold-package-symbols-entry))
(symbols (cdr cold-package-symbols-entry))
(shadows (package-shadowing-symbols cold-package))
- (documentation (string-to-core (documentation cold-package t)))
+ (documentation (base-string-to-core (documentation cold-package t)))
(internal *nil-descriptor*)
(external *nil-descriptor*)
(imported-internal *nil-descriptor*)
(res *nil-descriptor*))
(dolist (u (package-use-list pkg))
(when (assoc u *cold-package-symbols*)
- (cold-push (string-to-core (package-name u)) use)))
+ (cold-push (base-string-to-core (package-name u)) use)))
(let* ((pkg-name (package-name pkg))
;; Make the package nickname lists for the standard packages
;; be the minimum specified by ANSI, regardless of what value
(t
(package-nicknames pkg)))))
(dolist (warm-nickname warm-nicknames)
- (cold-push (string-to-core warm-nickname) cold-nicknames)))
+ (cold-push (base-string-to-core warm-nickname) cold-nicknames)))
(cold-push (number-to-core (truncate (package-internal-symbol-count pkg)
0.8))
(cold-push use res)
(cold-push (cold-intern :use) res)
- (cold-push (string-to-core (package-name pkg)) res)
+ (cold-push (base-string-to-core (package-name pkg)) res)
res))
\f
;;;; functions and fdefinition objects
(defun cold-fdefinition-object (cold-name &optional leave-fn-raw)
(declare (type descriptor cold-name))
+ (/show0 "/cold-fdefinition-object")
(let ((warm-name (warm-fun-name cold-name)))
(or (gethash warm-name *cold-fdefn-objects*)
(let ((fdefn (allocate-boxed-object (or *cold-fdefn-gspace* *dynamic*)
sb!vm:fdefn-raw-addr-slot
(ecase type
(#.sb!vm:simple-fun-header-widetag
+ (/show0 "static-fset (simple-fun)")
#!+sparc
defn
#!-sparc
(ash sb!vm:simple-fun-code-offset
sb!vm:word-shift))))
(#.sb!vm:closure-header-widetag
+ (/show0 "/static-fset (closure)")
(make-random-descriptor
(cold-foreign-symbol-address-as-integer
(sb!vm:extern-alien-name "closure_tramp"))))))
(desired (sb!vm:static-fun-offset sym)))
(unless (= offset desired)
;; FIXME: should be fatal
- (warn "Offset from FDEFN ~S to ~S is ~W, not ~W."
- sym nil offset desired))))))
+ (error "Offset from FDEFN ~S to ~S is ~W, not ~W."
+ sym nil offset desired))))))
(defun list-all-fdefn-objects ()
(let ((result *nil-descriptor*))
(defvar *cold-foreign-symbol-table*)
(declaim (type hash-table *cold-foreign-symbol-table*))
-;;; Read the sbcl.nm file to find the addresses for foreign-symbols in
-;;; the C runtime.
+;; Read the sbcl.nm file to find the addresses for foreign-symbols in
+;; the C runtime.
(defun load-cold-foreign-symbol-table (filename)
+ (/show "load-cold-foreign-symbol-table" filename)
(with-open-file (file filename)
- (loop
- (let ((line (read-line file nil nil)))
- (unless line
- (return))
- ;; UNIX symbol tables might have tabs in them, and tabs are
- ;; not in Common Lisp STANDARD-CHAR, so there seems to be no
- ;; nice portable way to deal with them within Lisp, alas.
- ;; Fortunately, it's easy to use UNIX command line tools like
- ;; sed to remove the problem, so it's not too painful for us
- ;; to push responsibility for converting tabs to spaces out to
- ;; the caller.
- ;;
- ;; Other non-STANDARD-CHARs are problematic for the same reason.
- ;; Make sure that there aren't any..
- (let ((ch (find-if (lambda (char)
- (not (typep char 'standard-char)))
- line)))
- (when ch
- (error "non-STANDARD-CHAR ~S found in foreign symbol table:~%~S"
- ch
- line)))
- (setf line (string-trim '(#\space) line))
- (let ((p1 (position #\space line :from-end nil))
- (p2 (position #\space line :from-end t)))
- (if (not (and p1 p2 (< p1 p2)))
- ;; KLUDGE: It's too messy to try to understand all
- ;; possible output from nm, so we just punt the lines we
- ;; don't recognize. We realize that there's some chance
- ;; that might get us in trouble someday, so we warn
- ;; about it.
- (warn "ignoring unrecognized line ~S in ~A" line filename)
- (multiple-value-bind (value name)
- (if (string= "0x" line :end2 2)
- (values (parse-integer line :start 2 :end p1 :radix 16)
- (subseq line (1+ p2)))
- (values (parse-integer line :end p1 :radix 16)
- (subseq line (1+ p2))))
- (multiple-value-bind (old-value found)
- (gethash name *cold-foreign-symbol-table*)
- (when (and found
- (not (= old-value value)))
- (warn "redefining ~S from #X~X to #X~X"
- name old-value value)))
- (setf (gethash name *cold-foreign-symbol-table*) value))))))
- (values)))
+ (loop for line = (read-line file nil nil)
+ while line do
+ ;; UNIX symbol tables might have tabs in them, and tabs are
+ ;; not in Common Lisp STANDARD-CHAR, so there seems to be no
+ ;; nice portable way to deal with them within Lisp, alas.
+ ;; Fortunately, it's easy to use UNIX command line tools like
+ ;; sed to remove the problem, so it's not too painful for us
+ ;; to push responsibility for converting tabs to spaces out to
+ ;; the caller.
+ ;;
+ ;; Other non-STANDARD-CHARs are problematic for the same reason.
+ ;; Make sure that there aren't any..
+ (let ((ch (find-if (lambda (char)
+ (not (typep char 'standard-char)))
+ line)))
+ (when ch
+ (error "non-STANDARD-CHAR ~S found in foreign symbol table:~%~S"
+ ch
+ line)))
+ (setf line (string-trim '(#\space) line))
+ (let ((p1 (position #\space line :from-end nil))
+ (p2 (position #\space line :from-end t)))
+ (if (not (and p1 p2 (< p1 p2)))
+ ;; KLUDGE: It's too messy to try to understand all
+ ;; possible output from nm, so we just punt the lines we
+ ;; don't recognize. We realize that there's some chance
+ ;; that might get us in trouble someday, so we warn
+ ;; about it.
+ (warn "ignoring unrecognized line ~S in ~A" line filename)
+ (multiple-value-bind (value name)
+ (if (string= "0x" line :end2 2)
+ (values (parse-integer line :start 2 :end p1 :radix 16)
+ (subseq line (1+ p2)))
+ (values (parse-integer line :end p1 :radix 16)
+ (subseq line (1+ p2))))
+ (multiple-value-bind (old-value found)
+ (gethash name *cold-foreign-symbol-table*)
+ (when (and found
+ (not (= old-value value)))
+ (warn "redefining ~S from #X~X to #X~X"
+ name old-value value)))
+ (/show "adding to *cold-foreign-symbol-table*:" name value)
+ (setf (gethash name *cold-foreign-symbol-table*) value))))))
+ (values)) ;; PROGN
(defun cold-foreign-symbol-address-as-integer (name)
(or (find-foreign-symbol-in-table name *cold-foreign-symbol-table*)
;;; the core. When the core is loaded, !LOADER-COLD-INIT uses this to
;;; create *STATIC-FOREIGN-SYMBOLS*, which the code in
;;; target-load.lisp refers to.
-(defun linkage-info-to-core ()
+(defun foreign-symbols-to-core ()
(let ((result *nil-descriptor*))
(maphash (lambda (symbol value)
- (cold-push (cold-cons (string-to-core symbol)
+ (cold-push (cold-cons (base-string-to-core symbol)
(number-to-core value))
result))
*cold-foreign-symbol-table*)
- (cold-set (cold-intern '*!initial-foreign-symbols*) result))
+ (cold-set (cold-intern 'sb!kernel:*!initial-foreign-symbols*) result))
(let ((result *nil-descriptor*))
(dolist (rtn *cold-assembler-routines*)
(cold-push (cold-cons (cold-intern (car rtn))
(number-to-core (cdr rtn)))
result))
(cold-set (cold-intern '*!initial-assembler-routines*) result)))
+
\f
;;;; general machinery for cold-loading FASL files
(depthoid (descriptor-fixnum depthoid-des)))
(unless (= length old-length)
(error "cold loading a reference to class ~S when the compile~%~
- time length was ~S and current length is ~S"
+ time length was ~S and current length is ~S"
name
length
old-length))
(unless (equal inherits-list old-inherits-list)
(error "cold loading a reference to class ~S when the compile~%~
- time inherits were ~S~%~
- and current inherits are ~S"
+ time inherits were ~S~%~
+ and current inherits are ~S"
name
inherits-list
old-inherits-list))
(unless (= depthoid old-depthoid)
(error "cold loading a reference to class ~S when the compile~%~
- time inheritance depthoid was ~S and current inheritance~%~
- depthoid is ~S"
+ time inheritance depthoid was ~S and current inheritance~%~
+ depthoid is ~S"
name
depthoid
old-depthoid)))
\f
;;;; cold fops for loading vectors
-(clone-cold-fop (fop-string)
- (fop-small-string)
+(clone-cold-fop (fop-base-string)
+ (fop-small-base-string)
(let* ((len (clone-arg))
(string (make-string len)))
(read-string-as-bytes *fasl-input-stream* string)
- (string-to-core string)))
+ (base-string-to-core string)))
(clone-cold-fop (fop-vector)
(fop-small-vector)
sb!vm:array-elements-slot
(make-fixnum-descriptor total-elements)))
result))
+
\f
;;;; cold fops for loading numbers
(let ((offset (read-word-arg))
(value (cold-foreign-symbol-address-as-integer sym)))
(do-cold-fixup code-object offset value kind))
- code-object))
+ code-object))
+
+#!+linkage-table
+(define-cold-fop (fop-foreign-dataref-fixup)
+ (let* ((kind (pop-stack))
+ (code-object (pop-stack))
+ (len (read-byte-arg))
+ (sym (make-string len)))
+ (read-string-as-bytes *fasl-input-stream* sym)
+ (maphash (lambda (k v)
+ (format *error-output* "~&~S = #X~8X~%" k v))
+ *cold-foreign-symbol-table*)
+ (error "shared foreign symbol in cold load: ~S (~S)" sym kind)))
(define-cold-fop (fop-assembler-code)
(let* ((length (read-word-arg))
(format t "/*~%")
(dolist (line
'("This is a machine-generated file. Please do not edit it by hand."
+ "(As of sbcl-0.8.14, it came from WRITE-CONFIG-H in genesis.lisp.)"
""
"This file contains low-level information about the"
"internals of a particular version and configuration"
(maybe-record-with-munged-name "-TRAP" "trap_" 3)
(maybe-record-with-munged-name "-SUBTYPE" "subtype_" 4)
(maybe-record-with-munged-name "-SC-NUMBER" "sc_" 5)
- (maybe-record-with-translated-name '("-START" "-END") 6)
+ (maybe-record-with-translated-name '("-START" "-END" "-SIZE") 6)
(maybe-record-with-translated-name '("-CORE-ENTRY-TYPE-CODE") 7)
(maybe-record-with-translated-name '("-CORE-SPACE-ID") 8))))))
;; KLUDGE: these constants are sort of important, but there's no
;; (We write each character as a word in order to avoid
;; having to think about word alignment issues in the
;; sbcl-0.7.8 version of coreparse.c.)
- (write-word (char-code char))))
+ (write-word (sb!xc:char-code char))))
;; Write the New Directory entry header.
(write-word new-directory-core-entry-type-code)
map-file-name
c-header-dir-name)
- (when (and core-file-name
- (not symbol-table-file-name))
- (error "can't output a core file without symbol table file input"))
-
(format t
"~&beginning GENESIS, ~A~%"
(if core-file-name
;; create a core.
(format nil "creating core ~S" core-file-name)
(format nil "creating headers in ~S" c-header-dir-name)))
- (let* ((*cold-foreign-symbol-table* (make-hash-table :test 'equal)))
+
+ (let ((*cold-foreign-symbol-table* (make-hash-table :test 'equal)))
- ;; Read symbol table, if any.
- (when symbol-table-file-name
- (load-cold-foreign-symbol-table symbol-table-file-name))
+ (when core-file-name
+ (if symbol-table-file-name
+ (load-cold-foreign-symbol-table symbol-table-file-name)
+ (error "can't output a core file without symbol table file input")))
;; Now that we've successfully read our only input file (by
;; loading the symbol table, if any), it's a good time to ensure
;; Tidy up loose ends left by cold loading. ("Postpare from cold load?")
(resolve-assembler-fixups)
#!+x86 (output-load-time-code-fixups)
- (linkage-info-to-core)
+ (foreign-symbols-to-core)
(finish-symbols)
(/show "back from FINISH-SYMBOLS")
(finalize-load-time-value-noise)