X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Fcross-misc.lisp;h=0d68f251cc9b15c1ac5b3c0636a6b8e1c17f7f52;hb=dd357f3be290498fb7ef172696d986337f517a93;hp=a0fe12d4518c13d2d40cb5ec6ce8630b6c34fd2e;hpb=1476586427d13b59571fa2c2a0d3836496b4c803;p=sbcl.git

diff --git a/src/code/cross-misc.lisp b/src/code/cross-misc.lisp
index a0fe12d..0d68f25 100644
--- a/src/code/cross-misc.lisp
+++ b/src/code/cross-misc.lisp
@@ -122,7 +122,9 @@
 
 ;;; These functions are needed for constant-folding.
 (defun sb!kernel:simple-array-nil-p (object)
-  (typep object '(simple-array nil)))
+  (when (typep object 'array)
+    (assert (not (eq (array-element-type object) nil))))
+  nil)
 
 (defun sb!kernel:%negate (number)
   (- number))
@@ -135,3 +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))
+
+#!+sparc
+(progn
+  (defun sb!vm::ash-right-signed (num shift)
+    (ash num (- shift)))
+  (defun sb!vm::ash-right-unsigned (num shift)
+    (ash num (- shift))))