X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fcompiler%2Fx86-64%2Falloc.lisp;h=c7b7de2549fee91ae6e704a8fe7183466488bbf8;hb=8a632c14b592472873cfb214239c9387bc1a1ced;hp=c89b135aadb3a8ce6d81e16b9770bf7d3cc072ef;hpb=ec2e02db335d1545b3c18233bf440ca4160f780d;p=sbcl.git

diff --git a/src/compiler/x86-64/alloc.lisp b/src/compiler/x86-64/alloc.lisp
index c89b135..c7b7de2 100644
--- a/src/compiler/x86-64/alloc.lisp
+++ b/src/compiler/x86-64/alloc.lisp
@@ -11,7 +11,9 @@
 
 (in-package "SB!VM")
 
-;;;; LIST and LIST*
+;;;; CONS, LIST and LIST*
+(defoptimizer (cons stack-allocate-result) ((&rest args))
+  t)
 (defoptimizer (list stack-allocate-result) ((&rest args))
   (not (null args)))
 (defoptimizer (list* stack-allocate-result) ((&rest args))
@@ -248,13 +250,13 @@
 
 (define-vop (fixed-alloc)
   (:args)
-  (:info name words type lowtag)
+  (:info name words type lowtag stack-allocate-p)
   (:ignore name)
   (:results (result :scs (descriptor-reg)))
   (:node-var node)
   (:generator 50
     (pseudo-atomic
-     (allocation result (pad-data-block words) node)
+     (allocation result (pad-data-block words) node stack-allocate-p)
      (inst lea result (make-ea :byte :base result :disp lowtag))
      (when type
        (storew (logior (ash (1- words) n-widetag-bits) type)