X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fdisassem.lisp;h=bc0f42835be9ac994989eeee6d5187e9aff75eaa;hb=5cf3c4259d529e180d75d4d140f344e600d2b06b;hp=a5165fe1bf0233c9754dac538eb9ba68b3c20e93;hpb=c2431e2d0d0222a3cf20cfdfa48201bdcc65cd76;p=sbcl.git

diff --git a/src/compiler/disassem.lisp b/src/compiler/disassem.lisp
index a5165fe..bc0f428 100644
--- a/src/compiler/disassem.lisp
+++ b/src/compiler/disassem.lisp
@@ -189,15 +189,33 @@
            (type offset byte-offset)
            (optimize (speed 3) (safety 0)))
   (the dchunk
-       (if (eq byte-order :big-endian)
-           (+ (ash (sb!sys:sap-ref-8 sap byte-offset) 24)
-              (ash (sb!sys:sap-ref-8 sap (+ 1 byte-offset)) 16)
-              (ash (sb!sys:sap-ref-8 sap (+ 2 byte-offset)) 8)
-              (sb!sys:sap-ref-8 sap (+ 3 byte-offset)))
-           (+ (sb!sys:sap-ref-8 sap byte-offset)
-              (ash (sb!sys:sap-ref-8 sap (+ 1 byte-offset)) 8)
-              (ash (sb!sys:sap-ref-8 sap (+ 2 byte-offset)) 16)
-              (ash (sb!sys:sap-ref-8 sap (+ 3 byte-offset)) 24)))))
+       (ecase dchunk-bits
+         (32 (if (eq byte-order :big-endian)
+                 (+ (ash (sb!sys:sap-ref-8 sap byte-offset) 24)
+                    (ash (sb!sys:sap-ref-8 sap (+ 1 byte-offset)) 16)
+                    (ash (sb!sys:sap-ref-8 sap (+ 2 byte-offset)) 8)
+                    (sb!sys:sap-ref-8 sap (+ 3 byte-offset)))
+                 (+ (sb!sys:sap-ref-8 sap byte-offset)
+                    (ash (sb!sys:sap-ref-8 sap (+ 1 byte-offset)) 8)
+                    (ash (sb!sys:sap-ref-8 sap (+ 2 byte-offset)) 16)
+                    (ash (sb!sys:sap-ref-8 sap (+ 3 byte-offset)) 24))))
+         (64 (if (eq byte-order :big-endian)
+                 (+ (ash (sb!sys:sap-ref-8 sap byte-offset) 56)
+                    (ash (sb!sys:sap-ref-8 sap (+ 1 byte-offset)) 48)
+                    (ash (sb!sys:sap-ref-8 sap (+ 2 byte-offset)) 40)
+                    (ash (sb!sys:sap-ref-8 sap (+ 3 byte-offset)) 32)
+                    (ash (sb!sys:sap-ref-8 sap (+ 4 byte-offset)) 24)
+                    (ash (sb!sys:sap-ref-8 sap (+ 5 byte-offset)) 16)
+                    (ash (sb!sys:sap-ref-8 sap (+ 6 byte-offset)) 8)
+                    (sb!sys:sap-ref-8 sap (+ 7 byte-offset)))
+                 (+ (sb!sys:sap-ref-8 sap byte-offset)
+                    (ash (sb!sys:sap-ref-8 sap (+ 1 byte-offset)) 8)
+                    (ash (sb!sys:sap-ref-8 sap (+ 2 byte-offset)) 16)
+                    (ash (sb!sys:sap-ref-8 sap (+ 3 byte-offset)) 24)
+                    (ash (sb!sys:sap-ref-8 sap (+ 4 byte-offset)) 32)
+                    (ash (sb!sys:sap-ref-8 sap (+ 5 byte-offset)) 40)
+                    (ash (sb!sys:sap-ref-8 sap (+ 6 byte-offset)) 48)
+                    (ash (sb!sys:sap-ref-8 sap (+ 7 byte-offset)) 56)))))))
 
 (defun dchunk-corrected-extract (from pos unit-bits byte-order)
   (declare (type dchunk from))