Add support for AVX enhanced comparison predicates. Patch from Kay Tiong Khoo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153935 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/EDEmitter.cpp b/utils/TableGen/EDEmitter.cpp
index 3eed07c..3809a45 100644
--- a/utils/TableGen/EDEmitter.cpp
+++ b/utils/TableGen/EDEmitter.cpp
@@ -287,6 +287,7 @@
   IMM("i64i8imm");
   IMM("i64i32imm");
   IMM("SSECC");
+  IMM("AVXCC");
 
   // all R, I, R, I, R
   MEM("i8mem");