\f
;;;; miscellaneous backend properties
-;;; the conventional file extension for fasl files on this architecture,
-;;; e.g. "x86f"
-(defvar *backend-fasl-file-type* nil)
-(declaim (type (or simple-string null) *backend-fasl-file-type*))
-
-;;; implementation and version of fasl files used
-(defvar *backend-fasl-file-implementation* nil)
-(defvar *backend-fasl-file-version* nil)
-(declaim (type (or keyword null) *backend-fasl-file-implementation*))
-(declaim (type (or index null) *backend-fasl-file-version*))
-
-;;; the number of references that a TN must have to offset the overhead of
-;;; saving the TN across a call
+;;; the number of references that a TN must have to offset the
+;;; overhead of saving the TN across a call
(defvar *backend-register-save-penalty* 0)
(declaim (type index *backend-register-save-penalty*))
;;; The T primitive-type is kept in this variable so that people who
;;; have to special-case it can get at it conveniently. This variable
;;; has to be set by the machine-specific VM definition, since the
-;;; DEF-PRIMITIVE-TYPE for T must specify the SCs that boxed objects
+;;; !DEF-PRIMITIVE-TYPE for T must specify the SCs that boxed objects
;;; can be allocated in.
(defvar *backend-t-primitive-type*)
(declaim (type primitive-type *backend-t-primitive-type*))
(defvar *backend-parsed-vops* (make-hash-table :test 'eq))
(declaim (type hash-table *backend-parsed-vops*))
-;;; the backend-specific aspects of the info environment
-(defvar *backend-info-environment* nil)
-(declaim (type list *backend-info-environment*))
-
;;; support for the assembler
(defvar *backend-instruction-formats* (make-hash-table :test 'eq))
(defvar *backend-instruction-flavors* (make-hash-table :test 'equal))
`(progn
(eval-when (:compile-toplevel :load-toplevel :execute)
(defparameter *vm-support-routines* ',routines))
- (defstruct vm-support-routines
+ (defstruct (vm-support-routines (:copier nil))
,@(mapcar #'(lambda (routine)
`(,routine nil :type (or function null)))
routines))
;;; the VM support routines
(defvar *backend-support-routines* (make-vm-support-routines))
(declaim (type vm-support-routines *backend-support-routines*))
-\f
-;;;; utilities
-
-(defun backend-byte-fasl-file-implementation ()
- *backend-byte-order*)