X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Fcross-misc.lisp;h=0d68f251cc9b15c1ac5b3c0636a6b8e1c17f7f52;hb=2da80a5263e44a824675283340b2253db2348f5e;hp=df93d816551aec78a9d9b007fd4f1028e13a6a89;hpb=2e91e29892268b2c7e5ab557e8192fa03bce68f2;p=sbcl.git

diff --git a/src/code/cross-misc.lisp b/src/code/cross-misc.lisp
index df93d81..0d68f25 100644
--- a/src/code/cross-misc.lisp
+++ b/src/code/cross-misc.lisp
@@ -68,10 +68,11 @@
     nil))
 
 ;;; This seems to be the portable Common Lisp type test which
-;;; corresponds to the effect of the target SBCL implementation test..
+;;; corresponds to the effect of the target SBCL implementation test...
 (defun sb!kernel:array-header-p (x)
-  (and (typep x 'simple-array)
-       (= 1 (array-rank x))))
+  (and (typep x 'array)
+       (or (not (typep x 'simple-array))
+	   (/= (array-rank x) 1))))
 
 ;;; GENESIS needs these at cross-compile time. The target
 ;;; implementation of these is reasonably efficient by virtue of its
@@ -118,3 +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))
+
+#!+sparc
+(progn
+  (defun sb!vm::ash-right-signed (num shift)
+    (ash num (- shift)))
+  (defun sb!vm::ash-right-unsigned (num shift)
+    (ash num (- shift))))