X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fhppa%2Fmacros.lisp;h=d0bebfc8ba7c54108b8a3c39da11448f640b44cf;hb=8f4ef01b8c9930d7dd0a56a96845a6d84ca5774d;hp=d0d8a159f02b57d7ee13dbb9180fa1aa2ef3c6bd;hpb=670010e3f3dcd62efaf23f61abdc73950edb88c6;p=sbcl.git

diff --git a/src/compiler/hppa/macros.lisp b/src/compiler/hppa/macros.lisp
index d0d8a15..d0bebfc 100644
--- a/src/compiler/hppa/macros.lisp
+++ b/src/compiler/hppa/macros.lisp
@@ -364,3 +364,12 @@
 		 object)
 	   (move value result))))))
 
+
+(defmacro sb!sys::with-pinned-objects ((&rest objects) &body body)
+  "Arrange with the garbage collector that the pages occupied by
+OBJECTS will not be moved in memory for the duration of BODY.
+Useful for e.g. foreign calls where another thread may trigger
+garbage collection.  This is currently implemented by disabling GC"
+  (declare (ignore objects))		;should we eval these for side-effect?
+  `(without-gcing
+    ,@body))