#!-sb-fluid
(declaim (inline dynamic-usage)) ; to reduce PROFILEd call overhead
-#!+(or cgc gencgc)
+#!+gencgc
(def-c-var-frob dynamic-usage "bytes_allocated")
-#!-(or cgc gencgc)
+#!-gencgc
(defun dynamic-usage ()
(the (unsigned-byte 32)
(- (sb!sys:sap-int (sb!c::dynamic-space-free-pointer))