update comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49010 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2008-04-01 00:54:39 +00:00
parent 540630f637
commit 1213d67265

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@ -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