take blame for bigblock RA (test SVN commit)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37828 91177308-0d34-0410-b5e6-96231b3b80d8

CREDITS.TXT

@@ -171,7 +171,7 @@ D: The Mips backend
 N: Duraid Madina
 E: duraid@octopus.com.au
 W: http://kinoko.c.u-tokyo.ac.jp/~duraid/
-D: IA64 backend
+D: IA64 backend, BigBlock register allocator
 
 N: Michael McCracken
 E: michael.mccracken@gmail.com