X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Falpha%2Finsts.lisp;h=b6bfa75f407f8f2a48756a69655cd37cbe768394;hb=7f008dde7e2c89187a963444e09a8bc594bd9f91;hp=05f996c5c341552d60e040fc21f737431a077195;hpb=5037c9ac22cbab91eb3cf1ee6261c8589e17e81d;p=sbcl.git

diff --git a/src/compiler/alpha/insts.lisp b/src/compiler/alpha/insts.lisp
index 05f996c..b6bfa75 100644
--- a/src/compiler/alpha/insts.lisp
+++ b/src/compiler/alpha/insts.lisp
@@ -409,14 +409,14 @@
   (define-fp-operate subt #x16 #x0a1)
 
 ;;; IEEE support
-  (defconstant +su+   #x500)		; software, underflow enabled
-  (defconstant +sui+  #x700)		; software, inexact & underflow enabled
-  (defconstant +sv+   #x500)		; software, interger overflow enabled
-  (defconstant +svi+  #x700)
-  (defconstant +rnd+  #x0c0)		; dynamic rounding mode
-  (defconstant +sud+  #x5c0)
-  (defconstant +svid+ #x7c0)
-  (defconstant +suid+ #x7c0)
+  (def!constant +su+   #x500)		; software, underflow enabled
+  (def!constant +sui+  #x700)		; software, inexact & underflow enabled
+  (def!constant +sv+   #x500)		; software, interger overflow enabled
+  (def!constant +svi+  #x700)
+  (def!constant +rnd+  #x0c0)		; dynamic rounding mode
+  (def!constant +sud+  #x5c0)
+  (def!constant +svid+ #x7c0)
+  (def!constant +suid+ #x7c0)
 
   (define-fp-operate cvtqs_su #x16 (logior +su+ #x0bc) 2)
   (define-fp-operate cvtqs_sui #x16 (logior +sui+ #x0bc) 2)
@@ -442,6 +442,9 @@
 (define-instruction trapb (segment)
   (:emitter (emit-lword segment #x63ff0000)))
 
+(define-instruction imb (segment)
+  (:emitter (emit-lword segment #x00000086)))
+
 (define-instruction gentrap (segment code)
   (:printer call-pal ((palcode #xaa0000)))
   (:emitter