X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fx86-64%2Fsubprim.lisp;h=2079764df37a4d5f2c4796c5d7ef437daea5aebd;hb=ac405df3f196d58f6a5a2003afd8f48f490300df;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..2079764 100644
--- a/src/compiler/x86-64/subprim.lisp
+++ b/src/compiler/x86-64/subprim.lisp
@@ -18,7 +18,7 @@
   (: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)
@@ -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)
@@ -43,12 +43,12 @@
     (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)
+    (move eax (make-dword-tn ptr))
     (inst and al-tn lowtag-mask)
     (inst cmp al-tn list-pointer-lowtag)
     (inst jmp :e LOOP)
     ;; It's dotted all right. Flame out.
-    (error-call vop object-not-list-error ptr)
+    (error-call vop 'object-not-list-error ptr)
     ;; We be done.
     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)
@@ -80,3 +80,5 @@
     DONE))
 
 (define-static-fun length (object) :translate length)
+(define-static-fun %coerce-callable-to-fun (callable)
+  :translate %coerce-callable-to-fun)