X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fx86%2Fcell.lisp;h=bb82a39563612a4dce44d23fc55ade21ed68db81;hb=f741a144c386acdb82cac2e3352abab7cff65f1d;hp=d89f989878ffd7eb030beeb7ebcd069acafe9dd8;hpb=7deecae2d959173eda6a153d490c752c32050a9e;p=sbcl.git

diff --git a/src/compiler/x86/cell.lisp b/src/compiler/x86/cell.lisp
index d89f989..bb82a39 100644
--- a/src/compiler/x86/cell.lisp
+++ b/src/compiler/x86/cell.lisp
@@ -418,6 +418,12 @@
 
 (define-vop (closure-init slot-set)
   (:variant closure-info-offset fun-pointer-lowtag))
+
+(define-vop (closure-init-from-fp)
+  (:args (object :scs (descriptor-reg)))
+  (:info offset)
+  (:generator 4
+    (storew ebp-tn object (+ closure-info-offset offset) fun-pointer-lowtag)))
 
 ;;;; value cell hackery
 
@@ -540,8 +546,8 @@
   (:policy :fast-safe)
   (:args (object :scs (descriptor-reg))
          (index :scs (any-reg immediate))
-         (diff :scs (signed-reg) :target result))
-  (:arg-types * tagged-num signed-num)
+         (diff :scs (unsigned-reg) :target result))
+  (:arg-types * tagged-num unsigned-num)
   (:temporary (:sc unsigned-reg) tmp)
   (:results (result :scs (unsigned-reg)))
   (:result-types unsigned-num)