X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fcompiler%2Fgeneric%2Fobjdef.lisp;h=e942b54a55f3f28c46e3605ffbe038f4c2526b62;hb=d25e3478acccec70402ff32554669a982be8e281;hp=e2d8396acd9b085462580706fef43deff96c917e;hpb=409fcc671231b594ec010adf683f72a871ec1d6a;p=sbcl.git

diff --git a/src/compiler/generic/objdef.lisp b/src/compiler/generic/objdef.lisp
index e2d8396..e942b54 100644
--- a/src/compiler/generic/objdef.lisp
+++ b/src/compiler/generic/objdef.lisp
@@ -126,11 +126,16 @@
                 :ref-known (flushable foldable)
                 :set-trans (setf %array-displacement)
                 :set-known (unsafe))
-  (displaced-p :type (member t nil)
+  (displaced-p :type t
                :ref-trans %array-displaced-p
                :ref-known (flushable foldable)
                :set-trans (setf %array-displaced-p)
                :set-known (unsafe))
+  (displaced-from :type list
+                  :ref-trans %array-displaced-from
+                  :ref-known (flushable)
+                  :set-trans (setf %array-displaced-from)
+                  :set-known (unsafe))
   (dimensions :rest-p t))
 
 (define-primitive-object (vector :type vector
@@ -317,7 +322,9 @@
   ;; first data slot, and if you subtract 7 you get a symbol header.
 
   ;; also the CAR of NIL-as-end-of-list
-  (value :init :unbound :ref-known (flushable) :ref-trans symbol-global-value)
+  (value :init :unbound
+         :set-trans %set-symbol-global-value
+         :set-known (unsafe))
   ;; also the CDR of NIL-as-end-of-list.  Its reffer needs special
   ;; care for this reason, as hash values must be fixnums.
   (hash :set-trans %set-symbol-hash)
@@ -403,4 +410,10 @@
   (interrupt-data :c-type "struct interrupt_data *"
                   :length #!+alpha 2 #!-alpha 1)
   (stepping)
+  ;; KLUDGE: On alpha, until STEPPING we have been lucky and the 32
+  ;; bit slots came in pairs. However the C compiler will align
+  ;; interrupt_contexts on a double word boundary. This logic should
+  ;; be handled by DEFINE-PRIMITIVE-OBJECT.
+  #!+alpha
+  (padding)
   (interrupt-contexts :c-type "os_context_t *" :rest-p t))