Anyone have time to look at this? Thanks /R
On Mar 1, 2013, at 10:27 AM, Rickard Bäckman wrote: > Hi all, > > here comes another update to frame.safe_for_sender. > If the PC at a place where the stack doesn't match the _frame_size we > sometimes read an invalid return PC. > In this case we read one that pointed into the Safepoint blob. > > We now pretty much guarded for all kind of blobs in safe_for_sender, > so I've changed the method to not assert in the end but to do it the same was > as the frame_sparc.cpp did it. Everything that is not > a nmethod at the end of the method is not safe. > > I've also changed another check for a frame_size == 0 to frame_size <= 0 to > make it somewhat more safer. > > The bug: http://bugs.sun.com/view_bug.do?bug_id=8008357 > Webrev: http://cr.openjdk.java.net/~rbackman/8008357/ > > This webrev is for HS24. > > Thanks > /R