X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Fcross-misc.lisp;h=868d3f69fabe71094ff893216c3de6012056974d;hb=01044af1b8d69fc3899dc0417064c1512223223d;hp=e2fb1247b8c948185d514499f9872d8dbce04202;hpb=b7cfa0e5e726c2037ba2c6cb32406ff7e9764dd2;p=sbcl.git

diff --git a/src/code/cross-misc.lisp b/src/code/cross-misc.lisp
index e2fb124..868d3f6 100644
--- a/src/code/cross-misc.lisp
+++ b/src/code/cross-misc.lisp
@@ -123,7 +123,7 @@
 ;;; These functions are needed for constant-folding.
 (defun sb!kernel:simple-array-nil-p (object)
   (when (typep object 'array)
-    (aver (not (null (array-element-type object)))))
+    (assert (not (eq (array-element-type object) nil))))
   nil)
 
 (defun sb!kernel:%negate (number)
@@ -137,3 +137,17 @@
 
 (defun sb!kernel:%ldb (size posn integer)
   (ldb (byte size posn) integer))
+
+(defun sb!kernel:%dpb (newbyte size posn integer)
+  (dpb newbyte (byte size posn) integer))
+
+(defun sb!kernel:%with-array-data (array start end)
+  (assert (typep array '(simple-array * (*))))
+  (values array start end 0))
+
+#!-alpha
+(defun sb!vm::ash-left-mod32 (integer amount)
+  (ldb (byte 32 0) (ash integer amount)))
+#!+alpha
+(defun sb!vm::ash-left-mod64 (integer amount)
+  (ldb (byte 64 0) (ash integer amount)))