Add a note about implementing interprocedural register allocation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14569 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/OpenProjects.html b/docs/OpenProjects.html
index ec29cbe..ebf28ab 100644
--- a/docs/OpenProjects.html
+++ b/docs/OpenProjects.html
@@ -303,6 +303,10 @@
<li>Implement a better instruction selector</li>
<li>Implement support for the "switch" instruction without requiring the
lower-switches pass.</li>
+<li>Implement interprocedural register allocation. The CallGraphSCCPass can be
+ used to implement a bottom-up analysis that will determine the *actual*
+ registers clobbered by a function. Use the pass to fine tune register usage
+ in callers based on *actual* registers used by the callee.</li>
</ol>
</div>