X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fx86%2Fcell.lisp;h=5a549f5b27459804ec1cd70e1ccc5d30c97960bf;hb=670d28c10c178142146f6916c5fa0967732f3a8f;hp=53cea4adc3b1cd16ff28761f9c6307a5a189f0b8;hpb=b9e94e326f79ab01e56cb437e424ce5ea489471f;p=sbcl.git

diff --git a/src/compiler/x86/cell.lisp b/src/compiler/x86/cell.lisp
index 53cea4a..5a549f5 100644
--- a/src/compiler/x86/cell.lisp
+++ b/src/compiler/x86/cell.lisp
@@ -86,16 +86,6 @@
 (define-vop (set cell-set)
   (:variant symbol-value-slot other-pointer-lowtag))
 
-;;; Do a cell ref with an error check for being unbound.
-;;; XXX stil used? I can't see where -dan
-(define-vop (checked-cell-ref)
-  (:args (object :scs (descriptor-reg) :target obj-temp))
-  (:results (value :scs (descriptor-reg any-reg)))
-  (:policy :fast-safe)
-  (:vop-var vop)
-  (:save-p :compute-only)
-  (:temporary (:sc descriptor-reg :from (:argument 0)) obj-temp))
-
 ;;; With Symbol-Value, we check that the value isn't the trap object. So
 ;;; Symbol-Value of NIL is NIL.
 #!+sb-thread
@@ -356,8 +346,8 @@
     (inst fs-segment-prefix)
     (inst mov (make-ea :dword :base tls-index) value)
 
-    (storew 0 bsp (- binding-value-slot binding-size))
     (storew 0 bsp (- binding-symbol-slot binding-size))
+    (storew 0 bsp (- binding-value-slot binding-size))
     (inst sub bsp (* binding-size n-word-bytes))
     (store-binding-stack-pointer bsp)))
 
@@ -369,8 +359,8 @@
     (loadw symbol bsp (- binding-symbol-slot binding-size))
     (loadw value bsp (- binding-value-slot binding-size))
     (storew value symbol symbol-value-slot other-pointer-lowtag)
-    (storew 0 bsp (- binding-value-slot binding-size))
     (storew 0 bsp (- binding-symbol-slot binding-size))
+    (storew 0 bsp (- binding-value-slot binding-size))
     (inst sub bsp (* binding-size n-word-bytes))
     (store-symbol-value bsp *binding-stack-pointer*)))
 
@@ -394,10 +384,10 @@
                   tls-index symbol symbol-tls-index-slot other-pointer-lowtag)
     #!+sb-thread (inst fs-segment-prefix)
     #!+sb-thread (inst mov (make-ea :dword :base tls-index) value)
-    (storew 0 bsp (- binding-value-slot binding-size))
     (storew 0 bsp (- binding-symbol-slot binding-size))
 
     SKIP
+    (storew 0 bsp (- binding-value-slot binding-size))
     (inst sub bsp (* binding-size n-word-bytes))
     (inst cmp where bsp)
     (inst jmp :ne loop)