X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fx86-64%2Fvalues.lisp;h=624483b9a3aeb08c68c4bee0567b2ca66cc2da2b;hb=94603790f67ddfd00bdb890c16e28a15df45a02b;hp=bea46f93f5b0c5a6e10e338f134fbb4d84d7929d;hpb=03e8baab974e52e86df105ee269e83efd65e3d8e;p=sbcl.git

diff --git a/src/compiler/x86-64/values.lisp b/src/compiler/x86-64/values.lisp
index bea46f9..624483b 100644
--- a/src/compiler/x86-64/values.lisp
+++ b/src/compiler/x86-64/values.lisp
@@ -76,6 +76,7 @@
             (count :scs (any-reg)))
   (:temporary (:sc descriptor-reg :from (:argument 0) :to (:result 1)) list)
   (:temporary (:sc dword-reg :offset eax-offset :to (:result 1)) eax)
+  (:ignore eax)
   (:vop-var vop)
   (:save-p :compute-only)
   (:generator 0
@@ -87,10 +88,7 @@
     (inst jmp :e DONE)
     (pushw list cons-car-slot list-pointer-lowtag)
     (loadw list list cons-cdr-slot list-pointer-lowtag)
-    (inst mov eax (make-dword-tn list))
-    (inst and al-tn lowtag-mask)
-    (inst cmp al-tn list-pointer-lowtag)
-    (inst jmp :e LOOP)
+    (%test-lowtag list LOOP nil list-pointer-lowtag)
     (error-call vop 'bogus-arg-to-values-list-error list)
 
     DONE