;; the GSPACE that this descriptor is allocated in, or NIL if not set yet.
(gspace nil :type (or gspace null))
;; the offset in words from the start of GSPACE, or NIL if not set yet
- (word-offset nil :type (or (unsigned-byte #.sb!vm:word-bits) null))
+ (word-offset nil :type (or (unsigned-byte #.sb!vm:n-word-bits) null))
;; the high and low halves of the descriptor
;;
;; KLUDGE: Judging from the comments in genesis.lisp of the CMU CL
(defun descriptor-fixnum (des)
(let ((bits (descriptor-bits des)))
- (if (logbitp (1- sb!vm:word-bits) bits)
- ;; KLUDGE: The (- SB!VM:WORD-BITS 2) term here looks right to
- ;; me, and it works, but in CMU CL it was (1- SB!VM:WORD-BITS),
+ (if (logbitp (1- sb!vm:n-word-bits) bits)
+ ;; KLUDGE: The (- SB!VM:N-WORD-BITS 2) term here looks right to
+ ;; me, and it works, but in CMU CL it was (1- SB!VM:N-WORD-BITS),
;; and although that doesn't make sense for me, or work for me,
;; 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:word-bits 2)))
+ (logior (ash bits -2) (ash -1 (- sb!vm:n-word-bits 2)))
(ash bits -2))))
;;; common idioms
(defun make-random-descriptor (value)
(make-descriptor (logand (ash value (- descriptor-low-bits))
(1- (ash 1
- (- sb!vm:word-bits descriptor-low-bits))))
+ (- sb!vm:n-word-bits
+ descriptor-low-bits))))
(logand value (1- (ash 1 descriptor-low-bits)))))
(defun make-fixnum-descriptor (num)
(when (>= (integer-length num)
- (1+ (- sb!vm:word-bits sb!vm:n-lowtag-bits)))
+ (1+ (- sb!vm:n-word-bits sb!vm:n-lowtag-bits)))
(error "~D is too big for a fixnum." num))
(make-random-descriptor (ash num (1- sb!vm:n-lowtag-bits))))
(defun maybe-byte-swap (word)
(declare (type (unsigned-byte 32) word))
- (aver (= sb!vm:word-bits 32))
+ (aver (= sb!vm:n-word-bits 32))
(aver (= sb!vm:byte-bits 8))
(if (not *genesis-byte-order-swap-p*)
word
(defun maybe-byte-swap-short (short)
(declare (type (unsigned-byte 16) short))
- (aver (= sb!vm:word-bits 32))
+ (aver (= sb!vm:n-word-bits 32))
(aver (= sb!vm:byte-bits 8))
(if (not *genesis-byte-order-swap-p*)
short
(ldb (byte 8 ,(* i 8)) new-value)))))
`(progn
(defun ,name (byte-vector byte-index)
- (aver (= sb!vm:word-bits 32))
+ (aver (= sb!vm:n-word-bits 32))
(aver (= sb!vm:byte-bits 8))
(ecase sb!c:*backend-byte-order*
(:little-endian
(:big-endian
(error "stub: no big-endian ports of SBCL (yet?)"))))
(defun (setf ,name) (new-value byte-vector byte-index)
- (aver (= sb!vm:word-bits 32))
+ (aver (= sb!vm:n-word-bits 32))
(aver (= sb!vm:byte-bits 8))
(ecase sb!c:*backend-byte-order*
(:little-endian
(defun bignum-to-core (n)
#!+sb-doc
"Copy a bignum to the cold core."
- (let* ((words (ceiling (1+ (integer-length n)) sb!vm:word-bits))
+ (let* ((words (ceiling (1+ (integer-length n)) sb!vm:n-word-bits))
(handle (allocate-unboxed-object *dynamic*
- sb!vm:word-bits
+ sb!vm:n-word-bits
words
sb!vm:bignum-widetag)))
(declare (fixnum words))
(do ((index 1 (1+ index))
- (remainder n (ash remainder (- sb!vm:word-bits))))
+ (remainder n (ash remainder (- sb!vm:n-word-bits))))
((> index words)
(unless (zerop (integer-length remainder))
;; FIXME: Shouldn't this be a fatal error?
(warn "~D words of ~D were written, but ~D bits were left over."
words n remainder)))
- (let ((word (ldb (byte sb!vm:word-bits 0) remainder)))
+ (let ((word (ldb (byte sb!vm:n-word-bits 0) remainder)))
(write-wordindexed handle index
(make-descriptor (ash word (- descriptor-low-bits))
(ldb (byte descriptor-low-bits 0)
(defun number-pair-to-core (first second type)
#!+sb-doc
"Makes a number pair of TYPE (ratio or complex) and fills it in."
- (let ((des (allocate-unboxed-object *dynamic* sb!vm:word-bits 2 type)))
+ (let ((des (allocate-unboxed-object *dynamic* sb!vm:n-word-bits 2 type)))
(write-wordindexed des 1 first)
(write-wordindexed des 2 second)
des))
(etypecase x
(single-float
(let ((des (allocate-unboxed-object *dynamic*
- sb!vm:word-bits
+ sb!vm:n-word-bits
(1- sb!vm:single-float-size)
sb!vm:single-float-widetag)))
(write-wordindexed des
des))
(double-float
(let ((des (allocate-unboxed-object *dynamic*
- sb!vm:word-bits
+ sb!vm:n-word-bits
(1- sb!vm:double-float-size)
sb!vm:double-float-widetag))
(high-bits (make-random-descriptor (double-float-high-bits x)))
#!+(and long-float x86)
(long-float
(let ((des (allocate-unboxed-object *dynamic*
- sb!vm:word-bits
+ 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)))
(defun complex-single-float-to-core (num)
(declare (type (complex single-float) num))
- (let ((des (allocate-unboxed-object *dynamic* sb!vm:word-bits
+ (let ((des (allocate-unboxed-object *dynamic* sb!vm:n-word-bits
(1- sb!vm:complex-single-float-size)
sb!vm:complex-single-float-widetag)))
(write-wordindexed des sb!vm:complex-single-float-real-slot
(defun complex-double-float-to-core (num)
(declare (type (complex double-float) num))
- (let ((des (allocate-unboxed-object *dynamic* sb!vm:word-bits
+ (let ((des (allocate-unboxed-object *dynamic* sb!vm:n-word-bits
(1- sb!vm:complex-double-float-size)
sb!vm:complex-double-float-widetag)))
(let* ((real (realpart num))
(declaim (ftype (function (sb!vm:word) descriptor) sap-to-core))
(defun sapint-to-core (sapint)
(let ((des (allocate-unboxed-object *dynamic*
- sb!vm:word-bits
+ sb!vm:n-word-bits
(1- sb!vm:sap-size)
sb!vm:sap-widetag)))
(write-wordindexed des
;;; descriptor.
(defun vector-in-core (&rest objects)
(let* ((size (length objects))
- (result (allocate-vector-object *dynamic* sb!vm:word-bits size
+ (result (allocate-vector-object *dynamic* sb!vm:n-word-bits size
sb!vm:simple-vector-widetag)))
(dotimes (index size)
(write-wordindexed result (+ index sb!vm:vector-data-offset)
(declare (simple-string name))
(let ((symbol (allocate-unboxed-object (or *cold-symbol-allocation-gspace*
*dynamic*)
- sb!vm:word-bits
+ sb!vm:n-word-bits
(1- sb!vm:symbol-size)
sb!vm:symbol-header-widetag)))
(write-wordindexed symbol sb!vm:symbol-value-slot *unbound-marker*)
(defun make-nil-descriptor ()
(let* ((des (allocate-unboxed-object
*static*
- sb!vm:word-bits
+ sb!vm:n-word-bits
sb!vm:symbol-size
0))
(result (make-descriptor (descriptor-high des)
(fop-small-vector)
(let* ((size (clone-arg))
(result (allocate-vector-object *dynamic*
- sb!vm:word-bits
+ sb!vm:n-word-bits
size
sb!vm:simple-vector-widetag)))
(do ((index (1- size) (1- index)))
(let* ((len (read-arg 4))
(result (allocate-vector-object
*dynamic*
- sb!vm:word-bits
+ sb!vm:n-word-bits
len
sb!vm:simple-array-single-float-widetag))
(start (+ (descriptor-byte-offset result)
(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:word-bits
+ (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)))
#+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:word-bits
+ (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)))
(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:word-bits
+ (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)))
#+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:word-bits
+ (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)))
(defun finalize-load-time-value-noise ()
(cold-set (cold-intern '*!load-time-values*)
(allocate-vector-object *dynamic*
- sb!vm:word-bits
+ sb!vm:n-word-bits
*load-time-value-counter*
sb!vm:simple-vector-widetag)))
"struct ~A {~%"
(nsubstitute #\_ #\-
(string-downcase (string (sb!vm:primitive-object-name obj)))))
- (when (sb!vm:primitive-object-header obj)
+ (when (sb!vm:primitive-object-widetag obj)
(format t " lispobj header;~%"))
(dolist (slot (sb!vm:primitive-object-slots obj))
(format t " ~A ~A~@[[1]~];~%"
projects / sbcl.git / blobdiff