1.0.32.29: Add build flag :sb-xref-for-internals.

[sbcl.git] / src / compiler / x86-64 / move.lisp

diff --git a/src/compiler/x86-64/move.lisp b/src/compiler/x86-64/move.lisp
index cd6642b..b5c628b 100644 (file)
--- a/src/compiler/x86-64/move.lisp
+++ b/src/compiler/x86-64/move.lisp
@@ -248,7 +248,11 @@
   (:results (y :scs (signed-reg unsigned-reg)))
   (:note "constant load")
   (:generator 1
-    (inst mov y (tn-value x))))
+    (cond ((sb!c::tn-leaf x)
+           (inst mov y (tn-value x)))
+          (t
+           (inst mov y x)
+           (inst sar y n-fixnum-tag-bits)))))
 (define-move-vop move-to-word-c :move
   (constant) (signed-reg unsigned-reg))