X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Fcross-misc.lisp;h=868d3f69fabe71094ff893216c3de6012056974d;hb=35b5e97163c45e89659dbd75c91d653b49c758d3;hp=eb57e41b34ae4341aaa651116d15cf611afa9a66;hpb=ad1aa2961d81ed8db9dac59068c6861199c29a3a;p=sbcl.git

diff --git a/src/code/cross-misc.lisp b/src/code/cross-misc.lisp
index eb57e41..868d3f6 100644
--- a/src/code/cross-misc.lisp
+++ b/src/code/cross-misc.lisp
@@ -119,3 +119,35 @@
 (defun symbol-hash (symbol)
   (declare (type symbol symbol))
   (sxhash symbol))
+
+;;; These functions are needed for constant-folding.
+(defun sb!kernel:simple-array-nil-p (object)
+  (when (typep object 'array)
+    (assert (not (eq (array-element-type object) nil))))
+  nil)
+
+(defun sb!kernel:%negate (number)
+  (- number))
+
+(defun sb!kernel:%single-float (number)
+  (coerce number 'single-float))
+
+(defun sb!kernel:%double-float (number)
+  (coerce number 'double-float))
+
+(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)))