message

[sbcl.git] / src / compiler / x86-64 / alloc.lisp

diff --git a/src/compiler/x86-64/alloc.lisp b/src/compiler/x86-64/alloc.lisp
index bc7de22..3a5624c 100644 (file)
--- a/src/compiler/x86-64/alloc.lisp
+++ b/src/compiler/x86-64/alloc.lisp
@@ -110,7 +110,8 @@
 
 (define-vop (make-closure)
   (:args (function :to :save :scs (descriptor-reg)))
-  (:info length)
+  (:info length stack-allocate-p)
+  (:ignore stack-allocate-p)
   (:temporary (:sc any-reg) temp)
   (:results (result :scs (descriptor-reg)))
   (:node-var node)
@@ -172,7 +173,7 @@
     (inst lea bytes
          (make-ea :qword :base extra :disp (* (1+ words) n-word-bytes)))
     (inst mov header bytes)
-    (inst shl header (- n-widetag-bits 2)) ; w+1 to length field
+    (inst shl header (- n-widetag-bits 3)) ; w+1 to length field
     (inst lea header                   ; (w-1 << 8) | type
          (make-ea :qword :base header :disp (+ (ash -2 n-widetag-bits) type)))
     (inst and bytes (lognot lowtag-mask))