From: Chris Lattner <sabre@nondot.org>
Date: Tue, 1 Apr 2008 00:54:39 +0000 (+0000)
Subject: update comment.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=1213d672653d7fee471d91d05b559e137d70ba56;p=oota-llvm.git

update comment.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49010 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/CodeGen/MachineRegisterInfo.h b/include/llvm/CodeGen/MachineRegisterInfo.h
index 48e8e55b296..fee1ef44e83 100644
--- a/include/llvm/CodeGen/MachineRegisterInfo.h
+++ b/include/llvm/CodeGen/MachineRegisterInfo.h
@@ -21,8 +21,9 @@
 
 namespace llvm {
   
-/// MachineRegisterInfo - Keep track of information for each virtual register,
-/// including its register class.
+/// MachineRegisterInfo - Keep track of information for virtual and physical
+/// registers, including vreg register classes, use/def chains for registers,
+/// etc.
 class MachineRegisterInfo {
   /// VRegInfo - Information we keep for each virtual register.  The entries in
   /// this vector are actually converted to vreg numbers by adding the