0.7.1.29:

[sbcl.git] / src / code / gc.lisp

diff --git a/src/code/gc.lisp b/src/code/gc.lisp
index 866565d..bfeb927 100644 (file)
--- a/src/code/gc.lisp
+++ b/src/code/gc.lisp
@@ -50,10 +50,11 @@
      sb!vm:read-only-space-start))
 
 (defun control-stack-usage ()
-  #!-x86 (- (sb!sys:sap-int (sb!c::control-stack-pointer-sap))
-            sb!vm:control-stack-start)
-  #!+x86 (- sb!vm:control-stack-end
-           (sb!sys:sap-int (sb!c::control-stack-pointer-sap))))
+  #!+stack-grows-upward (- (sb!sys:sap-int (sb!c::control-stack-pointer-sap))
+                            sb!vm:control-stack-start)
+  #!+stack-grows-downward (- sb!vm: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))