Add MAVX2_FMA_DBG build option and rename MAVXDBG to MAVX_DBG.

Author: Jonathan Hseu

tensorflow/tools/ci_build/ci_parameterized_build.sh

@@ -84,7 +84,8 @@
 #                      support for Google Cloud Platform (GCP), which is
 #                      enabled by default.
 #   TF_BUILD_OPTIONS:
-#                     (FASTBUILD | OPT | OPTDBG | MAVX | MAVX2)
+#                     (FASTBUILD | OPT | OPTDBG | MAVX | MAVX2 | MAVX_DBG |
+#                      MAVX2_FMA_DBG)
 #                     Use the specified configurations when building.
 #                     When set, overrides TF_BUILD_IS_OPT and TF_BUILD_MAVX
 #                     options, as this will replace the two.
@@ -305,12 +306,15 @@ else
     MAVX)
       OPT_FLAG="${OPT_FLAG} -c opt --copt=-mavx"
       ;;
-    MAVXDBG)
+    MAVX_DBG)
       OPT_FLAG="${OPT_FLAG} -c opt --copt=-g --copt=-mavx"
       ;;
     MAVX2)
       OPT_FLAG="${OPT_FLAG} -c opt --copt=-mavx2"
       ;;
+    MAVX2_FMA_DBG)
+      OPT_FLAG="${OPT_FLAG} -c opt --copt=-g --copt=-mavx2 --copt=-mfma"
+      ;;
   esac
 fi