From c6157ef84fbbedff8bc2596c4a05cadb0548aa69 Mon Sep 17 00:00:00 2001
From: clc5q <clc5q@git.zephyr-software.com>
Date: Wed, 25 Jun 2008 17:28:24 +0000
Subject: [PATCH] Expanded a comment.

---
 SMPDataFlowAnalysis.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/SMPDataFlowAnalysis.cpp b/SMPDataFlowAnalysis.cpp
index 120b1c8b..6f5605ac 100644
--- a/SMPDataFlowAnalysis.cpp
+++ b/SMPDataFlowAnalysis.cpp
@@ -645,7 +645,9 @@ void DefOrUseSet::Dump(void) {
 	return;
 }
 
-// Do all types agree, ignoring any flags registers in the set?
+// Do all types agree, ignoring any flags registers in the set? This is used
+//  for conditional move instructions; if all types agree, it does not matter
+//  whether the move happens or not.
 bool DefOrUseSet::TypesAgreeNoFlags(void) {
 	bool FoundFirstUse = false;
 	set<DefOrUse, LessDefUse>::iterator CurrUse;
-- 
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