X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Falpha%2Fsystem.lisp;h=c05151446ce1e971504030f9f0e9a322b0986dcb;hb=f3491f128307938cc56367f739b8fbf9e5d503b6;hp=5a9945acc82e53c4ec2578cf9a262df0cc30fe41;hpb=4cb16425e2ffce3f70ad6ca10f0cde4f1545fa9d;p=sbcl.git

diff --git a/src/compiler/alpha/system.lisp b/src/compiler/alpha/system.lisp
index 5a9945a..c051514 100644
--- a/src/compiler/alpha/system.lisp
+++ b/src/compiler/alpha/system.lisp
@@ -116,7 +116,7 @@
     (inst and t1 widetag-mask t1)
     (sc-case data
       (any-reg
-       (inst sll data (- n-widetag-bits 2) t2)
+       (inst sll data (- n-widetag-bits n-fixnum-tag-bits) t2)
        (inst bis t1 t2 t1))
       (immediate
        (let ((c (ash (tn-value data) n-widetag-bits)))
@@ -245,3 +245,9 @@
       (inst ldl count offset count-vector)
       (inst addq count 1 count)
       (inst stl count offset count-vector))))
+
+;;;; Dummy definition for a spin-loop hint VOP
+(define-vop (spin-loop-hint)
+  (:translate spin-loop-hint)
+  (:policy :fast-safe)
+  (:generator 0))