Enhance the CSE pass so it can common up loads from memory.  Disabled
by default since this is a somewhat dodgy proposition in the presence
of spinloops and racy accesses.


git-svn-id: svn://svn.valgrind.org/vex/trunk@3096 8f6e269a-dfd6-0310-a8e1-e2731360e62c
1 file changed