X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fx86-64%2Fparms.lisp;h=25d8d122df32ad93837bba810fd05c70832ac38f;hb=776a2f1275624352bbba37b03dabea03ec13a9e5;hp=a66c780aff287f5c2bea523a56573bec1898628a;hpb=04ee798422795a1e3d664c257a6b02b833eec4c6;p=sbcl.git

diff --git a/src/compiler/x86-64/parms.lisp b/src/compiler/x86-64/parms.lisp
index a66c780..25d8d12 100644
--- a/src/compiler/x86-64/parms.lisp
+++ b/src/compiler/x86-64/parms.lisp
@@ -35,6 +35,12 @@
 ;;; addressable object
 (def!constant n-byte-bits 8)
 
+;;; The minimum immediate offset in a memory-referencing instruction.
+(def!constant minimum-immediate-offset (- (expt 2 31)))
+
+;;; The maximum immediate offset in a memory-referencing instruction.
+(def!constant maximum-immediate-offset (1- (expt 2 31)))
+
 (def!constant float-sign-shift 31)
 
 ;;; comment from CMU CL: