X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcode%2Fgc.lisp;h=27d08c79210dc37d15b8adf61f5f607ec5c90fb7;hb=6973177fbe23d007655345c1fe2e0d6a5e397aa5;hp=45a8a36932e080b01affb414d1192c6adfd38211;hpb=adf0d51d2bde8b723276bacf94641df9aa5ae561;p=sbcl.git

diff --git a/src/code/gc.lisp b/src/code/gc.lisp
index 45a8a36..27d08c7 100644
--- a/src/code/gc.lisp
+++ b/src/code/gc.lisp
@@ -10,9 +10,6 @@
 ;;;; files for more information.
 
 (in-package "SB!KERNEL")
-
-(file-comment
-  "$Header$")
 
 ;;;; DYNAMIC-USAGE and friends
 
@@ -26,18 +23,7 @@
        (defun ,lisp-fun ()
 	 (sb!alien:extern-alien ,c-var-name (sb!alien:unsigned 32))))))
 
-(def-c-var-frob sb!vm:control-stack-start	    "control_stack")
-#!+x86 (def-c-var-frob control-stack-end            "control_stack_end")
-(def-c-var-frob sb!vm:binding-stack-start	    "binding_stack")
-(def-c-var-frob sb!vm:current-dynamic-space-start "current_dynamic_space")
-
 #!-sb-fluid (declaim (inline dynamic-usage))
-#!-(or cgc gencgc)
-(defun dynamic-usage ()
-  (the (unsigned-byte 32)
-       (- (sb!sys:sap-int (sb!c::dynamic-space-free-pointer))
-	  (sb!vm:current-dynamic-space-start))))
-#!+(or cgc gencgc)
 (def-c-var-frob dynamic-usage "bytes_allocated")
 
 (defun static-space-usage ()
@@ -46,17 +32,17 @@
 
 (defun read-only-space-usage ()
   (- (* sb!vm::*read-only-space-free-pointer* sb!vm:word-bytes)
-     sb!vm:*read-only-space-start*))
+     sb!vm:read-only-space-start))
 
 (defun control-stack-usage ()
   #!-x86 (- (sb!sys:sap-int (sb!c::control-stack-pointer-sap))
-	    (control-stack-start))
-  #!+x86 (- (control-stack-end)
+	    control-stack-start)
+  #!+x86 (- control-stack-end
 	    (sb!sys:sap-int (sb!c::control-stack-pointer-sap))))
 
 (defun binding-stack-usage ()
   (- (sb!sys:sap-int (sb!c::binding-stack-pointer-sap))
-     (sb!vm:binding-stack-start)))
+     sb!vm:binding-stack-start))
 
 ;;;; ROOM
 
@@ -254,25 +240,11 @@
 (sb!alien:def-alien-routine collect-garbage sb!c-call:int
   #!+gencgc (last-gen sb!c-call:int))
 
-#!-ibmrt
 (sb!alien:def-alien-routine set-auto-gc-trigger sb!c-call:void
   (dynamic-usage sb!c-call:unsigned-long))
 
-#!+ibmrt
-(defun set-auto-gc-trigger (bytes)
-  (let ((words (ash (+ (sb!vm:current-dynamic-space-start) bytes) -2)))
-    (unless (and (fixnump words) (plusp words))
-      (clear-auto-gc-trigger)
-      (warn "attempt to set GC trigger to something bogus: ~S" bytes))
-    (setf %rt::*internal-gc-trigger* words)))
-
-#!-ibmrt
 (sb!alien:def-alien-routine clear-auto-gc-trigger sb!c-call:void)
 
-#!+ibmrt
-(defun clear-auto-gc-trigger ()
-  (setf %rt::*internal-gc-trigger* -1))
-
 ;;; This variable contains the function that does the real GC. This is
 ;;; for low-level GC experimentation. Do not touch it if you do not
 ;;; know what you are doing.