From: Reid Spencer <rspencer@reidspencer.com>
Date: Fri, 2 Jul 2004 06:27:12 +0000 (+0000)
Subject: Add a note about implementing interprocedural register allocation.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=750c425d76dc1c7cefefcd87c3a88207bbdf777b;p=oota-llvm.git

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 ec29cbe4a9d..ebf28abb728 100644
--- a/docs/OpenProjects.html
+++ b/docs/OpenProjects.html
@@ -303,6 +303,10 @@ profiling code to work with the generic profiling interfaces.</li>
 <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>