;;; way to do this in high level data like this (as opposed to e.g. in
;;; IP packets), and in fact the CMU CL version number never ended up
;;; being incremented past 0. A better approach might be to use a
-;;; string which is set from CVS data.
+;;; string which is set from CVS data. (Though now as of sbcl-0.7.8 or
+;;; so, we have another problem that the core incompatibility
+;;; detection mechanisms are on such a hair trigger -- with even
+;;; different builds from the same sources being considered
+;;; incompatible -- that any coarser-grained versioning mechanisms
+;;; like this are largely irrelevant as long as the hair-triggering
+;;; persists.)
;;;
;;; 0: inherited from CMU CL
;;; 1: rearranged static symbols for sbcl-0.6.8
;;; 2: eliminated non-ANSI %DEFCONSTANT/%%DEFCONSTANT support,
;;; deleted a slot from DEBUG-SOURCE structure
-(defconstant sbcl-core-version-integer 2)
+;;; 3: added build ID to cores to discourage sbcl/.core mismatch
+(defconstant sbcl-core-version-integer 3)
(defun round-up (number size)
#!+sb-doc
(ldb (byte 8 ,(- n 8 (* i 8))) new-value)))))
`(progn
(defun ,name (bigvec byte-index)
- (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 bigvec 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-bvref-n 8)
(make-bvref-n 16)
- (make-bvref-n 32))
+ (make-bvref-n 32)
+ (make-bvref-n 64))
+
+;; lispobj-sized word, whatever that may be
+(defun bvref-word (bytes index)
+ #!+x86-64 (bvref-64 bytes index)
+ #!-x86-64 (bvref-32 bytes index))
+
+(defun (setf bvref-word) (new-val bytes index)
+ #!+x86-64 (setf (bvref-64 bytes index) new-val)
+ #!-x86-64 (setf (bvref-32 bytes index) new-val))
\f
;;;; representation of spaces in the core
;; it's hard to see how it could have been wrong, since CMU CL
;; genesis worked. It would be nice to understand how this came
;; to be.. -- WHN 19990901
- (logior (ash bits -2) (ash -1 (- sb!vm:n-word-bits 2)))
- (ash bits -2))))
+ (logior (ash bits (- 1 sb!vm:n-lowtag-bits))
+ (ash -1 (- sb!vm:n-word-bits (1- sb!vm:n-lowtag-bits))))
+ (ash bits (- 1 sb!vm:n-lowtag-bits)))))
;;; common idioms
(defun descriptor-bytes (des)
(bytes (gspace-bytes gspace))
(byte-index (ash (+ index (descriptor-word-offset address))
sb!vm:word-shift))
- (value (bvref-32 bytes byte-index)))
+ (value (bvref-word bytes byte-index)))
(make-random-descriptor value)))
(declaim (ftype (function (descriptor) descriptor) read-memory))
(let* ((bytes (gspace-bytes (descriptor-intuit-gspace address)))
(byte-index (ash (+ index (descriptor-word-offset address))
sb!vm:word-shift)))
- (setf (bvref-32 bytes byte-index)
+ (setf (bvref-word bytes byte-index)
(descriptor-bits value)))))
(declaim (ftype (function (descriptor descriptor)) write-memory))
(des (allocate-vector-object gspace
sb!vm:n-byte-bits
(1+ length)
- sb!vm:simple-string-widetag))
+ sb!vm:simple-base-string-widetag))
(bytes (gspace-bytes gspace))
(offset (+ (* sb!vm:vector-data-offset sb!vm:n-word-bytes)
(descriptor-byte-offset des))))
(:big-endian
(write-wordindexed des sb!vm:double-float-value-slot high-bits)
(write-wordindexed des (1+ sb!vm:double-float-value-slot) low-bits)))
- des))
- #!+(and long-float x86)
- (long-float
- (let ((des (allocate-unboxed-object *dynamic*
- sb!vm:n-word-bits
- (1- sb!vm:long-float-size)
- sb!vm:long-float-widetag))
- (exp-bits (make-random-descriptor (long-float-exp-bits x)))
- (high-bits (make-random-descriptor (long-float-high-bits x)))
- (low-bits (make-random-descriptor (long-float-low-bits x))))
- (ecase sb!c:*backend-byte-order*
- (:little-endian
- (write-wordindexed des sb!vm:long-float-value-slot low-bits)
- (write-wordindexed des (1+ sb!vm:long-float-value-slot) high-bits)
- (write-wordindexed des (+ 2 sb!vm:long-float-value-slot) exp-bits))
- (:big-endian
- (error "LONG-FLOAT is not supported for big-endian byte order.")))
des))))
(defun complex-single-float-to-core (num)
(ecase sb!c:*backend-byte-order*
(:little-endian
(write-wordindexed des sb!vm:complex-double-float-real-slot low-bits)
- (write-wordindexed des (1+ sb!vm:complex-double-float-real-slot) high-bits))
+ (write-wordindexed des
+ (1+ sb!vm:complex-double-float-real-slot)
+ high-bits))
(:big-endian
(write-wordindexed des sb!vm:complex-double-float-real-slot high-bits)
- (write-wordindexed des (1+ sb!vm:complex-double-float-real-slot) low-bits))))
+ (write-wordindexed des
+ (1+ sb!vm:complex-double-float-real-slot)
+ low-bits))))
(let* ((imag (imagpart num))
(high-bits (make-random-descriptor (double-float-high-bits imag)))
(low-bits (make-random-descriptor (double-float-low-bits imag))))
(ecase sb!c:*backend-byte-order*
(:little-endian
- (write-wordindexed des sb!vm:complex-double-float-imag-slot low-bits)
- (write-wordindexed des (1+ sb!vm:complex-double-float-imag-slot) high-bits))
+ (write-wordindexed des
+ sb!vm:complex-double-float-imag-slot
+ low-bits)
+ (write-wordindexed des
+ (1+ sb!vm:complex-double-float-imag-slot)
+ high-bits))
(:big-endian
- (write-wordindexed des sb!vm:complex-double-float-imag-slot high-bits)
- (write-wordindexed des (1+ sb!vm:complex-double-float-imag-slot) low-bits))))
+ (write-wordindexed des
+ sb!vm:complex-double-float-imag-slot
+ high-bits)
+ (write-wordindexed des
+ (1+ sb!vm:complex-double-float-imag-slot)
+ low-bits))))
des))
;;; Copy the given number to the core.
(defun number-to-core (number)
(typecase number
- (integer (if (< (integer-length number) 30)
+ (integer (if (< (integer-length number)
+ (- (1+ sb!vm:n-word-bits) sb!vm:n-lowtag-bits))
(make-fixnum-descriptor number)
(bignum-to-core number)))
(ratio (number-pair-to-core (number-to-core (numerator number))
(1- sb!vm:symbol-size)
sb!vm:symbol-header-widetag)))
(write-wordindexed symbol sb!vm:symbol-value-slot *unbound-marker*)
- #!+x86
(write-wordindexed symbol
sb!vm:symbol-hash-slot
- (make-fixnum-descriptor
- (1+ (random sb!xc:most-positive-fixnum))))
+ (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*))
;;; <external-symbols>
;;; <imported-internal-symbols>
;;; <imported-external-symbols>
-;;; <shadowing-symbols>)
+;;; <shadowing-symbols>
+;;; <package-documentation>)
;;;
;;; KLUDGE: It would be nice to implement the sublists as instances of
;;; a DEFSTRUCT (:TYPE LIST). (They'd still be lists, but at least we'd be
(macrolet ((frob (symbol)
`(cold-set ',symbol
(cold-fdefinition-object (cold-intern ',symbol)))))
- (frob maybe-gc)
+ (frob sub-gc)
(frob internal-error)
(frob sb!kernel::control-stack-exhausted-error)
(frob sb!di::handle-breakpoint)
- (frob sb!di::handle-fun-end-breakpoint))
+ (frob sb!di::handle-fun-end-breakpoint)
+ (frob sb!thread::handle-thread-exit))
- (cold-set '*current-catch-block* (make-fixnum-descriptor 0))
- (cold-set '*current-unwind-protect-block* (make-fixnum-descriptor 0))
+ (cold-set 'sb!vm::*current-catch-block* (make-fixnum-descriptor 0))
+ (cold-set 'sb!vm::*current-unwind-protect-block* (make-fixnum-descriptor 0))
(cold-set '*free-interrupt-context-index* (make-fixnum-descriptor 0))
(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)))
(internal *nil-descriptor*)
(external *nil-descriptor*)
(imported-internal *nil-descriptor*)
(cold-push handle imported-external)
(cold-push handle external)))))))
(let ((r *nil-descriptor*))
+ (cold-push documentation r)
(cold-push shadowing r)
(cold-push imported-external r)
(cold-push imported-internal r)
(cold-set '*!reversed-cold-toplevels* *current-reversed-cold-toplevels*)
- #!+x86
+ #!+(or x86 x86-64)
(progn
(cold-set 'sb!vm::*fp-constant-0d0* (number-to-core 0d0))
(cold-set 'sb!vm::*fp-constant-1d0* (number-to-core 1d0))
(cold-set 'sb!vm::*fp-constant-0f0* (number-to-core 0f0))
- (cold-set 'sb!vm::*fp-constant-1f0* (number-to-core 1f0))
- #!+long-float
- (progn
- (cold-set 'sb!vm::*fp-constant-0l0* (number-to-core 0L0))
- (cold-set 'sb!vm::*fp-constant-1l0* (number-to-core 1L0))
- ;; FIXME: Why is initialization of PI conditional on LONG-FLOAT?
- ;; (ditto LG2, LN2, L2E, etc.)
- (cold-set 'sb!vm::*fp-constant-pi* (number-to-core pi))
- (cold-set 'sb!vm::*fp-constant-l2t* (number-to-core (log 10L0 2L0)))
- (cold-set 'sb!vm::*fp-constant-l2e*
- (number-to-core (log 2.718281828459045235360287471352662L0 2L0)))
- (cold-set 'sb!vm::*fp-constant-lg2* (number-to-core (log 2L0 10L0)))
- (cold-set 'sb!vm::*fp-constant-ln2*
- (number-to-core
- (log 2L0 2.718281828459045235360287471352662L0))))))
+ (cold-set 'sb!vm::*fp-constant-1f0* (number-to-core 1f0))))
;;; Make a cold list that can be used as the arg list to MAKE-PACKAGE in order
;;; to make a package that is similar to PKG.
;;; The x86 port needs to store code fixups along with code objects if
;;; they are to be moved, so fixups for code objects in the dynamic
;;; heap need to be noted.
-#!+x86
+#!+(or x86 x86-64)
(defvar *load-time-code-fixups*)
-#!+x86
+#!+(or x86 x86-64)
(defun note-load-time-code-fixup (code-object offset value kind)
;; If CODE-OBJECT might be moved
(when (= (gspace-identifier (descriptor-intuit-gspace code-object))
(push (list code-object offset value kind) *load-time-code-fixups*))
(values))
-#!+x86
+#!+(or x86 x86-64)
(defun output-load-time-code-fixups ()
(dolist (fixups *load-time-code-fixups*)
(let ((code-object (first fixups))
(ash value -2)))
(:lui
(setf (bvref-32 gspace-bytes gspace-byte-offset)
- (logior (mask-field (byte 16 16) (bvref-32 gspace-bytes gspace-byte-offset))
+ (logior (mask-field (byte 16 16)
+ (bvref-32 gspace-bytes gspace-byte-offset))
(+ (ash value -16)
(if (logbitp 15 value) 1 0)))))
(:addi
(setf (bvref-32 gspace-bytes gspace-byte-offset)
- (logior (mask-field (byte 16 16) (bvref-32 gspace-bytes gspace-byte-offset))
+ (logior (mask-field (byte 16 16)
+ (bvref-32 gspace-bytes gspace-byte-offset))
(ldb (byte 16 0) value))))))
(:ppc
(ecase kind
(dpb (ldb (byte 10 0) value)
(byte 10 0)
(bvref-32 gspace-bytes gspace-byte-offset))))))
- (:x86
- (let* ((un-fixed-up (bvref-32 gspace-bytes
+ ((:x86 :x86-64)
+ (let* ((un-fixed-up (bvref-word gspace-bytes
gspace-byte-offset))
(code-object-start-addr (logandc2 (descriptor-bits code-object)
sb!vm:lowtag-mask)))
(let ((fixed-up (- (+ value un-fixed-up)
gspace-byte-address
gspace-byte-offset
- sb!vm:n-word-bytes))) ; length of CALL argument
+ 4))) ; "length of CALL argument"
(setf (bvref-32 gspace-bytes gspace-byte-offset)
fixed-up)
;; Note relative fixups that point outside the code
forms))
(setf (svref *cold-fop-funs* ,code) #',fname))))
-(defmacro clone-cold-fop ((name &key (pushp t) (stackp t)) (small-name) &rest forms)
+(defmacro clone-cold-fop ((name &key (pushp t) (stackp t))
+ (small-name)
+ &rest forms)
(aver (member pushp '(nil t)))
(aver (member stackp '(nil t)))
`(progn
(define-cold-fop (fop-misc-trap) *unbound-marker*)
-(define-cold-fop (fop-character)
- (make-character-descriptor (read-arg 3)))
(define-cold-fop (fop-short-character)
(make-character-descriptor (read-arg 1)))
(defun cold-load-symbol (size package)
(let ((string (make-string size)))
(read-string-as-bytes *fasl-input-stream* string)
- (cold-intern (intern string package) package)))
+ (cold-intern (intern string package))))
(macrolet ((frob (name pname-len package-len)
`(define-cold-fop (,name)
(let* ((len (read-arg 4))
(sizebits (read-arg 1))
(type (case sizebits
+ (0 sb!vm:simple-array-nil-widetag)
(1 sb!vm:simple-bit-vector-widetag)
(2 sb!vm:simple-array-unsigned-byte-2-widetag)
(4 sb!vm:simple-array-unsigned-byte-4-widetag)
+ (7 (prog1 sb!vm:simple-array-unsigned-byte-7-widetag
+ (setf sizebits 8)))
(8 sb!vm:simple-array-unsigned-byte-8-widetag)
+ (15 (prog1 sb!vm:simple-array-unsigned-byte-15-widetag
+ (setf sizebits 16)))
(16 sb!vm:simple-array-unsigned-byte-16-widetag)
+ (31 (prog1 sb!vm:simple-array-unsigned-byte-31-widetag
+ (setf sizebits 32)))
(32 sb!vm:simple-array-unsigned-byte-32-widetag)
(t (error "losing element size: ~W" sizebits))))
(result (allocate-vector-object *dynamic* sizebits len type))
(define-cold-number-fop fop-complex-single-float)
(define-cold-number-fop fop-complex-double-float)
-#!+long-float
-(define-cold-fop (fop-long-float)
- (ecase +backend-fasl-file-implementation+
- (:x86 ; (which has 80-bit long-float format)
- (prepare-for-fast-read-byte *fasl-input-stream*
- (let* ((des (allocate-unboxed-object *dynamic* sb!vm:n-word-bits
- (1- sb!vm:long-float-size)
- sb!vm:long-float-widetag))
- (low-bits (make-random-descriptor (fast-read-u-integer 4)))
- (high-bits (make-random-descriptor (fast-read-u-integer 4)))
- (exp-bits (make-random-descriptor (fast-read-s-integer 2))))
- (done-with-fast-read-byte)
- (write-wordindexed des sb!vm:long-float-value-slot low-bits)
- (write-wordindexed des (1+ sb!vm:long-float-value-slot) high-bits)
- (write-wordindexed des (+ 2 sb!vm:long-float-value-slot) exp-bits)
- des)))
- ;; This was supported in CMU CL, but isn't currently supported in
- ;; SBCL.
- #+nil
- (#.sb!c:sparc-fasl-file-implementation ; 128 bit long-float format
- (prepare-for-fast-read-byte *fasl-input-stream*
- (let* ((des (allocate-unboxed-object *dynamic* sb!vm:n-word-bits
- (1- sb!vm:long-float-size)
- sb!vm:long-float-widetag))
- (low-bits (make-random-descriptor (fast-read-u-integer 4)))
- (mid-bits (make-random-descriptor (fast-read-u-integer 4)))
- (high-bits (make-random-descriptor (fast-read-u-integer 4)))
- (exp-bits (make-random-descriptor (fast-read-s-integer 4))))
- (done-with-fast-read-byte)
- (write-wordindexed des sb!vm:long-float-value-slot exp-bits)
- (write-wordindexed des (1+ sb!vm:long-float-value-slot) high-bits)
- (write-wordindexed des (+ 2 sb!vm:long-float-value-slot) mid-bits)
- (write-wordindexed des (+ 3 sb!vm:long-float-value-slot) low-bits)
- des)))))
-
-#!+long-float
-(define-cold-fop (fop-complex-long-float)
- (ecase +backend-fasl-file-implementation+
- (:x86 ; (which has 80-bit long-float format)
- (prepare-for-fast-read-byte *fasl-input-stream*
- (let* ((des (allocate-unboxed-object *dynamic* sb!vm:n-word-bits
- (1- sb!vm:complex-long-float-size)
- sb!vm:complex-long-float-widetag))
- (real-low-bits (make-random-descriptor (fast-read-u-integer 4)))
- (real-high-bits (make-random-descriptor (fast-read-u-integer 4)))
- (real-exp-bits (make-random-descriptor (fast-read-s-integer 2)))
- (imag-low-bits (make-random-descriptor (fast-read-u-integer 4)))
- (imag-high-bits (make-random-descriptor (fast-read-u-integer 4)))
- (imag-exp-bits (make-random-descriptor (fast-read-s-integer 2))))
- (done-with-fast-read-byte)
- (write-wordindexed des
- sb!vm:complex-long-float-real-slot
- real-low-bits)
- (write-wordindexed des
- (1+ sb!vm:complex-long-float-real-slot)
- real-high-bits)
- (write-wordindexed des
- (+ 2 sb!vm:complex-long-float-real-slot)
- real-exp-bits)
- (write-wordindexed des
- sb!vm:complex-long-float-imag-slot
- imag-low-bits)
- (write-wordindexed des
- (1+ sb!vm:complex-long-float-imag-slot)
- imag-high-bits)
- (write-wordindexed des
- (+ 2 sb!vm:complex-long-float-imag-slot)
- imag-exp-bits)
- des)))
- ;; This was supported in CMU CL, but isn't currently supported in SBCL.
- #+nil
- (#.sb!c:sparc-fasl-file-implementation ; 128 bit long-float format
- (prepare-for-fast-read-byte *fasl-input-stream*
- (let* ((des (allocate-unboxed-object *dynamic* sb!vm:n-word-bits
- (1- sb!vm:complex-long-float-size)
- sb!vm:complex-long-float-widetag))
- (real-low-bits (make-random-descriptor (fast-read-u-integer 4)))
- (real-mid-bits (make-random-descriptor (fast-read-u-integer 4)))
- (real-high-bits (make-random-descriptor (fast-read-u-integer 4)))
- (real-exp-bits (make-random-descriptor (fast-read-s-integer 4)))
- (imag-low-bits (make-random-descriptor (fast-read-u-integer 4)))
- (imag-mid-bits (make-random-descriptor (fast-read-u-integer 4)))
- (imag-high-bits (make-random-descriptor (fast-read-u-integer 4)))
- (imag-exp-bits (make-random-descriptor (fast-read-s-integer 4))))
- (done-with-fast-read-byte)
- (write-wordindexed des
- sb!vm:complex-long-float-real-slot
- real-exp-bits)
- (write-wordindexed des
- (1+ sb!vm:complex-long-float-real-slot)
- real-high-bits)
- (write-wordindexed des
- (+ 2 sb!vm:complex-long-float-real-slot)
- real-mid-bits)
- (write-wordindexed des
- (+ 3 sb!vm:complex-long-float-real-slot)
- real-low-bits)
- (write-wordindexed des
- sb!vm:complex-long-float-real-slot
- imag-exp-bits)
- (write-wordindexed des
- (1+ sb!vm:complex-long-float-real-slot)
- imag-high-bits)
- (write-wordindexed des
- (+ 2 sb!vm:complex-long-float-real-slot)
- imag-mid-bits)
- (write-wordindexed des
- (+ 3 sb!vm:complex-long-float-real-slot)
- imag-low-bits)
- des)))))
-
(define-cold-fop (fop-ratio)
(let ((den (pop-stack)))
(number-pair-to-core (pop-stack) den sb!vm:ratio-widetag)))
(and (>= (length string) (length tail))
(string= string tail :start1 (- (length string) (length tail)))))
-(defun write-c-header ()
-
- ;; writing beginning boilerplate
+(defun write-boilerplate ()
(format t "/*~%")
(dolist (line
'("This is a machine-generated file. Please do not edit it by hand."
"load and run 'core' files, which are basically programs"
"in SBCL's own format."))
(format t " * ~A~%" line))
- (format t " */~%")
- (terpri)
- (format t "#ifndef _SBCL_H_~%#define _SBCL_H_~%")
- (terpri)
+ (format t " */~%"))
+(defun write-config-h ()
;; propagating *SHEBANG-FEATURES* into C-level #define's
(dolist (shebang-feature-name (sort (mapcar #'symbol-name
sb-cold:*shebang-features*)
"#define LISP_FEATURE_~A~%"
(substitute #\_ #\- shebang-feature-name)))
(terpri)
-
- ;; writing miscellaneous constants
+ ;; and miscellaneous constants
(format t "#define SBCL_CORE_VERSION_INTEGER ~D~%" sbcl-core-version-integer)
(format t
"#define SBCL_VERSION_STRING ~S~%"
(sb!xc:lisp-implementation-version))
(format t "#define CORE_MAGIC 0x~X~%" core-magic)
- (terpri)
-
+ (format t "#ifndef LANGUAGE_ASSEMBLY~2%")
+ (format t "#define LISPOBJ(x) ((lispobj)x)~2%")
+ (format t "#else /* LANGUAGE_ASSEMBLY */~2%")
+ (format t "#define LISPOBJ(thing) thing~2%")
+ (format t "#endif /* LANGUAGE_ASSEMBLY */~2%")
+ (terpri))
+
+(defun write-constants-h ()
;; writing entire families of named constants
(let ((constants nil))
(dolist (package-name '(;; Even in CMU CL, constants from VM
;; type things. We therefore don't export it, but instead do
#!+sparc
(when (boundp 'sb!vm::pseudo-atomic-trap)
- (format t "#define PSEUDO_ATOMIC_TRAP ~D /* 0x~:*~X */~%" sb!vm::pseudo-atomic-trap)
+ (format t
+ "#define PSEUDO_ATOMIC_TRAP ~D /* 0x~:*~X */~%"
+ sb!vm::pseudo-atomic-trap)
(terpri))
;; possibly this is another candidate for a rename (to
;; pseudo-atomic-trap-number or pseudo-atomic-magic-constant
;; [possibly applicable to other platforms])
- (dolist (symbol '(sb!vm::float-traps-byte sb!vm::float-exceptions-byte sb!vm::float-sticky-bits sb!vm::float-rounding-mode))
+ (dolist (symbol '(sb!vm::float-traps-byte
+ sb!vm::float-exceptions-byte
+ sb!vm::float-sticky-bits
+ sb!vm::float-rounding-mode))
(format t "#define ~A_POSITION ~A /* ~:*0x~X */~%"
(substitute #\_ #\- (symbol-name symbol))
(sb!xc:byte-position (symbol-value symbol)))
(format t "#define ~A_MASK 0x~X /* ~:*~A */~%"
(substitute #\_ #\- (symbol-name symbol))
- (sb!xc:mask-field (symbol-value symbol) -1)))
+ (sb!xc:mask-field (symbol-value symbol) -1))))
+
+
+(defun write-primitive-object (obj)
;; writing primitive object layouts
- (let ((structs (sort (copy-list sb!vm:*primitive-objects*) #'string<
- :key (lambda (obj)
- (symbol-name
- (sb!vm:primitive-object-name obj))))))
(format t "#ifndef LANGUAGE_ASSEMBLY~2%")
- (format t "#define LISPOBJ(x) ((lispobj)x)~2%")
- (dolist (obj structs)
(format t
"struct ~A {~%"
(substitute #\_ #\-
(substitute #\_ #\-
(string-downcase (string (sb!vm:slot-name slot))))
(sb!vm:slot-rest-p slot)))
- (format t "};~2%"))
+ (format t "};~2%")
(format t "#else /* LANGUAGE_ASSEMBLY */~2%")
- (format t "#define LISPOBJ(thing) thing~2%")
- (dolist (obj structs)
(let ((name (sb!vm:primitive-object-name obj))
(lowtag (eval (sb!vm:primitive-object-lowtag obj))))
(when lowtag
(substitute #\_ #\- (string name))
(substitute #\_ #\- (string (sb!vm:slot-name slot)))
(- (* (sb!vm:slot-offset slot) sb!vm:n-word-bytes) lowtag)))
- (terpri))))
+ (terpri)))
(format t "#endif /* LANGUAGE_ASSEMBLY */~2%"))
- ;; writing static symbol offsets
+(defun write-static-symbols ()
(dolist (symbol (cons nil sb!vm:*static-symbols*))
;; FIXME: It would be nice to use longer names than NIL and
;; (particularly) T in #define statements.
(+ sb!vm:static-space-start
sb!vm:n-word-bytes
sb!vm:other-pointer-lowtag
- (if symbol (sb!vm:static-symbol-offset symbol) 0)))))
+ (if symbol (sb!vm:static-symbol-offset symbol) 0))))))
- ;; Voila.
- (format t "~%#endif~%"))
\f
;;;; writing map file
(defvar *core-file*)
(defvar *data-page*)
+;;; magic numbers to identify entries in a core file
+;;;
+;;; (In case you were wondering: No, AFAIK there's no special magic about
+;;; these which requires them to be in the 38xx range. They're just
+;;; arbitrary words, tested not for being in a particular range but just
+;;; for equality. However, if you ever need to look at a .core file and
+;;; figure out what's going on, it's slightly convenient that they're
+;;; all in an easily recognizable range, and displacing the range away from
+;;; zero seems likely to reduce the chance that random garbage will be
+;;; misinterpreted as a .core file.)
(defconstant version-core-entry-type-code 3860)
+(defconstant build-id-core-entry-type-code 3899)
(defconstant new-directory-core-entry-type-code 3861)
(defconstant initial-fun-core-entry-type-code 3863)
(defconstant end-core-entry-type-code 3840)
(defun write-word (num)
(ecase sb!c:*backend-byte-order*
(:little-endian
- (dotimes (i 4)
+ (dotimes (i sb!vm:n-word-bytes)
(write-byte (ldb (byte 8 (* i 8)) num) *core-file*)))
(:big-endian
- (dotimes (i 4)
- (write-byte (ldb (byte 8 (* (- 3 i) 8)) num) *core-file*))))
+ (dotimes (i sb!vm:n-word-bytes)
+ (write-byte (ldb (byte 8 (* (- (1- sb!vm:n-word-bytes) i) 8)) num)
+ *core-file*))))
num)
(defun advance-to-page ()
(write-word 3)
(write-word sbcl-core-version-integer)
+ ;; Write the build ID.
+ (write-word build-id-core-entry-type-code)
+ (let ((build-id (with-open-file (s "output/build-id.tmp"
+ :direction :input)
+ (read s))))
+ (declare (type simple-string build-id))
+ (/show build-id (length build-id))
+ ;; Write length of build ID record: BUILD-ID-CORE-ENTRY-TYPE-CODE
+ ;; word, this length word, and one word for each char of BUILD-ID.
+ (write-word (+ 2 (length build-id)))
+ (dovector (char build-id)
+ ;; (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 the New Directory entry header.
(write-word new-directory-core-entry-type-code)
(write-word 17) ; length = (5 words/space) * 3 spaces + 2 for header.
symbol-table-file-name
core-file-name
map-file-name
- c-header-file-name)
+ c-header-dir-name)
(when (and core-file-name
(not symbol-table-file-name))
;; we're not e.g. also creating a header file when we
;; create a core.
(format nil "creating core ~S" core-file-name)
- (format nil "creating header ~S" c-header-file-name)))
-
+ (format nil "creating headers in ~S" c-header-dir-name)))
(let* ((*cold-foreign-symbol-table* (make-hash-table :test 'equal)))
;; Read symbol table, if any.
(when filename
(ensure-directories-exist filename :verbose t))))
(frob core-file-name)
- (frob map-file-name)
- (frob c-header-file-name))
+ (frob map-file-name))
;; (This shouldn't matter in normal use, since GENESIS normally
;; only runs once in any given Lisp image, but it could reduce
(let ((package (find-package (sb-cold:package-data-name pd))))
(labels (;; Call FN on every node of the TREE.
(mapc-on-tree (fn tree)
+ (declare (type function fn))
(typecase tree
(cons (mapc-on-tree fn (car tree))
(mapc-on-tree fn (cdr tree)))
;; lexical variable, and it's annoying to have WRITE-MAP (to
;; *STANDARD-OUTPUT*) not be parallel to WRITE-INITIAL-CORE-FILE
;; (to a stream explicitly passed as an argument).
+ (macrolet ((out-to (name &body body)
+ `(let ((fn (format nil "~A/~A.h" c-header-dir-name ,name)))
+ (ensure-directories-exist fn)
+ (with-open-file (*standard-output* fn
+ :if-exists :supersede :direction :output)
+ (write-boilerplate)
+ (let ((n (substitute #\_ #\- (string-upcase ,name))))
+ (format
+ t
+ "#ifndef SBCL_GENESIS_~A~%#define SBCL_GENESIS_~A 1~%"
+ n n))
+ ,@body
+ (format t
+ "#endif /* SBCL_GENESIS_~A */~%"
+ (string-upcase ,name))))))
(when map-file-name
(with-open-file (*standard-output* map-file-name
:direction :output
:if-exists :supersede)
(write-map)))
- (when c-header-file-name
- (with-open-file (*standard-output* c-header-file-name
- :direction :output
- :if-exists :supersede)
- (write-c-header)))
+ (out-to "config" (write-config-h))
+ (out-to "constants" (write-constants-h))
+ (let ((structs (sort (copy-list sb!vm:*primitive-objects*) #'string<
+ :key (lambda (obj)
+ (symbol-name
+ (sb!vm:primitive-object-name obj))))))
+ (dolist (obj structs)
+ (out-to
+ (string-downcase (string (sb!vm:primitive-object-name obj)))
+ (write-primitive-object obj)))
+ (out-to "primitive-objects"
+ (dolist (obj structs)
+ (format t "~&#include \"~A.h\"~%"
+ (string-downcase
+ (string (sb!vm:primitive-object-name obj)))))))
+ (out-to "static-symbols" (write-static-symbols))
+
(when core-file-name
- (write-initial-core-file core-file-name)))))
+ (write-initial-core-file core-file-name))))))