[test] Skip slow test in novfp3 mode.

test/cctest/cctest.status

 # Copyright 2011 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 112 matching lines @@
   'test-api/Threading2': [PASS, ['mode == debug', SLOW]],
   'test-api/Threading3': [PASS, ['mode == debug', SLOW]],
   'test-api/Threading4': [PASS, ['mode == debug', SLOW]],
   'test-strings/StringOOM*': [PASS, ['mode == debug', SKIP]],
 
   # TODO(machenbach, mvstanton): Flaky in debug on all platforms.
   'test-lockers/LockerUnlocker': [PASS, ['mode == debug', FLAKY]],
 }],  # ALWAYS
 
 ##############################################################################
+['novfp3 == True', {
+  # TODO(yangguo): Got very slow after 3069c43.
+  'test-debug/DebugBreakLoop': [SKIP],
+}],  # novfp3 == True
+
+##############################################################################
 ['arch == arm64', {
 
   'test-cpu-profiler/CollectDeoptEvents': [PASS, FAIL],
 
   'test-api/Bug618': [PASS],
 
   # BUG(v8:3385).
   'test-serialize/DeserializeFromSecondSerialization': [PASS, FAIL],
   'test-serialize/DeserializeFromSecondSerializationAndRunScript2': [PASS, FAIL],
 
@@ skipping 277 matching lines @@
 ##############################################################################
 ['arch == ppc and simulator_run == True or arch == ppc64 and simulator_run == True', {
 
   # Pass but take too long with the simulator.
   'test-api/Threading1': [PASS, SLOW],
   'test-api/Threading2': [PASS, SLOW],
   'test-api/ExternalArrays': [PASS, SLOW],
 
 }],  # 'arch == ppc64 and simulator_run == True'
 ]