X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fx86-64%2Fparms.lisp;h=6913f59731ed2a498c8b9f1d3ace8257d653a0d2;hb=f7e3e709f7c2207f1923375942f7fb1c092f92b0;hp=0c4af9dc44735024387dc7857c78f5de60f2ea8b;hpb=0f234877047c56ca945fe54e9e77a9cc2c8141cb;p=sbcl.git

diff --git a/src/compiler/x86-64/parms.lisp b/src/compiler/x86-64/parms.lisp
index 0c4af9d..6913f59 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:
@@ -97,42 +103,21 @@
 ;;; would be possible, but probably not worth the time and code bloat
 ;;; it would cause. -- JES, 2005-12-11
 
-#!+linux
 (progn
   (def!constant read-only-space-start     #x20000000)
-  (def!constant read-only-space-end       #x27ff0000)
+  (def!constant read-only-space-end       #x200ff000)
 
-  (def!constant static-space-start        #x40000000)
-  (def!constant static-space-end          #x47fff000)
+  (def!constant static-space-start        #x20100000)
+  (def!constant static-space-end          #x201ff000)
 
   (def!constant dynamic-space-start   #x1000000000)
   (def!constant dynamic-space-end     #x11ffff0000)
 
-  (def!constant linkage-table-space-start #x60000000)
-  (def!constant linkage-table-space-end   #x63fff000)
+  (def!constant linkage-table-space-start #x20200000)
+  (def!constant linkage-table-space-end   #x202ff000)
 
   (def!constant linkage-table-entry-size 16))
 
-#!+darwin
-(progn
-  (def!constant read-only-space-start     #x20000000)
-  (def!constant read-only-space-end       #x27ff0000)
-
-  (def!constant static-space-start        #x40000000)
-  (def!constant static-space-end          #x47fff000)
-
-  #+nil  (def!constant dynamic-space-start   #x1000000000)
-  #+nil  (def!constant dynamic-space-end     #x11ffff0000)
-
-  (def!constant dynamic-space-start   #x50000000)
-  (def!constant dynamic-space-end     #x5fff0000)
-
-  (def!constant linkage-table-space-start #x60000000)
-  (def!constant linkage-table-space-end   #x63fff000)
-
-  (def!constant linkage-table-entry-size 16))
-
-
 
 ;;;; other miscellaneous constants
 
@@ -205,6 +190,9 @@
      ;; For GC-AND-SAVE
      *restart-lisp-function*
 
+     ;; For the UNWIND-TO-FRAME-AND-CALL VOP
+     *unwind-to-frame-function*
+
      ;; Needed for callbacks to work across saving cores. see
      ;; ALIEN-CALLBACK-ASSEMBLER-WRAPPER in c-call.lisp for gory
      ;; details.