Add myself to the credits file

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151732 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/CREDITS.TXT b/CREDITS.TXT
index 3b35cc54..0f7a92d 100644
--- a/CREDITS.TXT
+++ b/CREDITS.TXT
@@ -95,6 +95,10 @@
 E: alkis@evlogimenos.com
 D: Linear scan register allocator, many codegen improvements, Java frontend
 
+N: Hal Finkel
+E: hfinkel@anl.gov
+D: Basic-block autovectorization, PowerPC backend improvements
+
 N: Ryan Flynn
 E: pizza@parseerror.com
 D: Miscellaneous bug fixes