add a comment explicitly calling out that allocation orders may include
authorJim Grosbach <grosbach@apple.com>
Fri, 10 Sep 2010 17:51:34 +0000 (17:51 +0000)
committerJim Grosbach <grosbach@apple.com>
Fri, 10 Sep 2010 17:51:34 +0000 (17:51 +0000)
commitcc38399ea9aceb459a8d7e4bbc6deba9125ea869
tree881063dca47aa6b82cd464129e1f54ae9bb8364b
parent81781ed9398a91b00655e39b9436e9d8b80e25ae
add a comment explicitly calling out that allocation orders may include
reserved regs and that register allocators need to explicitly check for
them.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113593 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/Target/TargetRegisterInfo.h