;;; addressable object
(def!constant n-byte-bits 8)
-;;; The size in bytes of the GENCGC pages. Should be a multiple of the
-;;; architecture code size.
-(def!constant gencgc-page-size 4096)
+;;; 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)
#!+darwin
(progn
- (def!constant read-only-space-start #x01000000)
- (def!constant read-only-space-end #x04ff8000)
+ (def!constant read-only-space-start #x04000000)
+ (def!constant read-only-space-end #x07ff8000)
(def!constant static-space-start #x08000000)
(def!constant static-space-end #x097fff00)
breakpoint
fun-end-breakpoint
single-step-around
- single-step-before
- #!+win32 context-restore) ;; HACK: The Win32 exception handling system does wrong things with this.
+ single-step-before)
;;; FIXME: It'd be nice to replace all the DEFENUMs with something like
;;; (WITH-DEF-ENUM (:START 8)
;;; (DEF-ENUM HALT-TRAP)