X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fx86-64%2Fsubprim.lisp;h=a779d13d37d4a22ce1cf0d139eef011278899c41;hb=69e6aef5e6fb3bd682c7a2cbf774034d2ea58ee8;hp=1f44f03f85d78d121b6e8bd55e268ebeb9574136;hpb=c6538bf61955a67d0145aa3e6c937f6dd03f9e51;p=sbcl.git

diff --git a/src/compiler/x86-64/subprim.lisp b/src/compiler/x86-64/subprim.lisp
index 1f44f03..a779d13 100644
--- a/src/compiler/x86-64/subprim.lisp
+++ b/src/compiler/x86-64/subprim.lisp
@@ -18,13 +18,14 @@
   (:translate length)
   (:args (object :scs (descriptor-reg control-stack) :target ptr))
   (:arg-types list)
-  (:temporary (:sc unsigned-reg :offset eax-offset) eax)
+  (:temporary (:sc dword-reg :offset eax-offset) eax)
   (:temporary (:sc descriptor-reg :from (:argument 0)) ptr)
   (:results (count :scs (any-reg)))
   (:result-types positive-fixnum)
   (:policy :fast-safe)
   (:vop-var vop)
   (:save-p :compute-only)
+  (:ignore eax)
   (:generator 40
     ;; Move OBJECT into a temp we can bash on, and initialize the count.
     (move ptr object)
@@ -43,10 +44,7 @@
     (inst jmp :e DONE)
     ;; Otherwise, check to see whether we hit the end of a dotted list. If
     ;; not, loop back for more.
-    (move eax ptr)
-    (inst and al-tn lowtag-mask)
-    (inst cmp al-tn list-pointer-lowtag)
-    (inst jmp :e LOOP)
+    (%test-lowtag ptr LOOP nil list-pointer-lowtag)
     ;; It's dotted all right. Flame out.
     (error-call vop 'object-not-list-error ptr)
     ;; We be done.
@@ -80,3 +78,5 @@
     DONE))
 
 (define-static-fun length (object) :translate length)
+(define-static-fun %coerce-callable-to-fun (callable)
+  :translate %coerce-callable-to-fun)