X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fgeneric%2Fvm-macs.lisp;h=6753edd3c8d8c561754ec2e9f3ce7f44054302a3;hb=eafc55e040c41a5fc4215d364f2b2b3bbf545810;hp=072ae89c9dd912c4bd46a9c781dc4b6e3ea9b6fd;hpb=77360ee4a1f94c41b807be7ad0e8687199fceef1;p=sbcl.git

diff --git a/src/compiler/generic/vm-macs.lisp b/src/compiler/generic/vm-macs.lisp
index 072ae89..6753edd 100644
--- a/src/compiler/generic/vm-macs.lisp
+++ b/src/compiler/generic/vm-macs.lisp
@@ -45,12 +45,12 @@
 
 (def!struct (primitive-object (:make-load-form-fun just-dump-it-normally))
   (name nil :type symbol)
-  (header nil :type symbol)
+  (widetag nil :type symbol)
   (lowtag nil :type symbol)
   (options nil :type list)
   (slots nil :type list)
   (size 0 :type fixnum)
-  (variable-length nil :type (member t nil)))
+  (var-length nil :type (member t nil)))
 
 (defvar *primitive-objects* nil)
 
@@ -63,13 +63,13 @@
     name))
 
 (defmacro define-primitive-object
-	  ((name &key header lowtag alloc-trans (type t))
+	  ((name &key lowtag widetag alloc-trans (type t))
 	   &rest slot-specs)
   (collect ((slots) (exports) (constants) (forms) (inits))
-    (let ((offset (if header 1 0))
-	  (variable-length nil))
+    (let ((offset (if widetag 1 0))
+	  (var-length nil))
       (dolist (spec slot-specs)
-	(when variable-length
+	(when var-length
 	  (error "No more slots can follow a :rest-p slot."))
 	(destructuring-bind
 	    (slot-name &rest options
@@ -103,28 +103,24 @@
 	  (when init
 	    (inits (cons init offset)))
 	  (when rest-p
-	    (setf variable-length t))
+	    (setf var-length t))
 	  (incf offset length)))
-      (unless variable-length
+      (unless var-length
 	(let ((size (symbolicate name "-SIZE")))
-	  (constants `(defconstant ,size ,offset
-			,(format nil
-				 "Number of slots used by each ~S~
-				  ~@[~* including the header~]."
-				 name header)))
+	  (constants `(defconstant ,size ,offset))
 	  (exports size)))
       (when alloc-trans
-	(forms `(def-alloc ,alloc-trans ,offset ,variable-length ,header
+	(forms `(def-alloc ,alloc-trans ,offset ,var-length ,widetag
 			   ,lowtag ',(inits))))
       `(progn
 	 (eval-when (:compile-toplevel :load-toplevel :execute)
 	   (%define-primitive-object
 	    ',(make-primitive-object :name name
-				     :header header
+				     :widetag widetag
 				     :lowtag lowtag
 				     :slots (slots)
 				     :size offset
-				     :variable-length variable-length))
+				     :var-length var-length))
 	   ,@(constants))
 	 ,@(forms)))))
 
@@ -155,10 +151,10 @@
 (defmacro def-setter (name offset lowtag)
   `(%def-setter ',name ,offset ,lowtag))
 
-(defun %def-alloc (name words variable-length header lowtag inits)
+(defun %def-alloc (name words var-length header lowtag inits)
   (let ((info (function-info-or-lose name)))
     (setf (function-info-ir2-convert info)
-	  (if variable-length
+	  (if var-length
 	      #'(lambda (node block)
 		  (ir2-convert-variable-allocation node block name words header
 						   lowtag inits))
@@ -167,8 +163,8 @@
 						lowtag inits)))))
   name)
 
-(defmacro def-alloc (name words variable-length header lowtag inits)
-  `(%def-alloc ',name ,words ,variable-length ,header ,lowtag ,inits))
+(defmacro def-alloc (name words var-length header lowtag inits)
+  `(%def-alloc ',name ,words ,var-length ,header ,lowtag ,inits))
 
 ;;;; some general constant definitions