X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fx86-64%2Fsubprim.lisp;h=4b3eed29892192fd10305d994d2f6944896e9c38;hb=a41e7cf8667de9ae078a8e318e8c5c045cdee87d;hp=74692e8adcaf39be4f27977d1958850ba491e43a;hpb=4dc4761909992ceb346d003f3fb19e5c837ee985;p=sbcl.git

diff --git a/src/compiler/x86-64/subprim.lisp b/src/compiler/x86-64/subprim.lisp
index 74692e8..4b3eed2 100644
--- a/src/compiler/x86-64/subprim.lisp
+++ b/src/compiler/x86-64/subprim.lisp
@@ -28,7 +28,7 @@
   (:generator 40
     ;; Move OBJECT into a temp we can bash on, and initialize the count.
     (move ptr object)
-    (inst xor count count)
+    (zeroize count)
     ;; If we are starting with NIL, then it's really easy.
     (inst cmp ptr nil-value)
     (inst jmp :e DONE)
@@ -66,7 +66,7 @@
     ;; Get a copy of OBJECT in a register we can bash on, and
     ;; initialize COUNT.
     (move ptr object)
-    (inst xor count count)
+    (zeroize count)
     ;; If we are starting with NIL, we be done.
     (inst cmp ptr nil-value)
     (inst jmp :e DONE)