From: Chris Lattner <sabre@nondot.org>
Date: Mon, 26 Sep 2005 05:16:34 +0000 (+0000)
Subject: add a comment
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=562a055ca731c2f673cc4cfb60de963fce5e38a6;p=oota-llvm.git

add a comment


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23442 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/IPO/GlobalOpt.cpp b/lib/Transforms/IPO/GlobalOpt.cpp
index 4f0661c325b..09e4928a1f9 100644
--- a/lib/Transforms/IPO/GlobalOpt.cpp
+++ b/lib/Transforms/IPO/GlobalOpt.cpp
@@ -1263,6 +1263,9 @@ static void CommitValueTo(Constant *Val, Constant *Addr) {
   GV->setInitializer(Val);
 }
 
+/// ComputeLoadResult - Return the value that would be computed by a load from
+/// P after the stores reflected by 'memory' have been performed.  If we can't
+/// decide, return null.
 static Constant *ComputeLoadResult(Constant *P,
                                 const std::map<Constant*, Constant*> &Memory) {
   // If this memory location has been recently stored, use the stored value: it