GDBserver self tests

This patch uses GDB self test in GDBserver.  The self tests are run if
GDBserver is started with option --selftest.

gdb:

2017-08-18  Yao Qi  <yao.qi@linaro.org>

	* NEWS: Mention GDBserver's new option "--selftest".
	* Makefile.in (SFILES): Remove selftest.c, add common/selftest.c.
	* selftest.c: Move it to common/selftest.c.
	* selftest.h: Move it to common/selftest.h.
	* selftest-arch.c (reset): New function.
	(tests_with_arch): Call reset.

gdb/gdbserver:

2017-08-18  Yao Qi  <yao.qi@linaro.org>

	* Makefile.in (OBS): Add selftest.o.
	* configure.ac: AC_DEFINE GDB_SELF_TEST if $development.
	* configure, config.in: Re-generated.
	* server.c: Include common/sefltest.h.
	(captured_main): Handle option --selftest.

gdb/testsuite:

2017-08-18  Yao Qi  <yao.qi@linaro.org>

	* gdb.server/unittest.exp: New.

gdb/doc:

2017-08-18  Yao Qi  <yao.qi@linaro.org>

	* gdb.texinfo (Server): Document "--selftest".

1 files changed, 0 insertions, 66 deletions

diff --git a/gdb/selftest.c b/gdb/selftest.c
deleted file mode 100644
index eb7728b..0000000
--- a/gdb/selftest.c
+++ /dev/null
@@ -1,66 +0,0 @@
-/* GDB self-testing.
-   Copyright (C) 2016-2017 Free Software Foundation, Inc.
-
-   This file is part of GDB.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 3 of the License, or
-   (at your option) any later version.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
-
-#include "defs.h"
-#include "selftest.h"
-#include <vector>
-
-namespace selftests
-{
-
-/* All the tests that have been registered.  */
-
-static std::vector<self_test_function *> tests;
-
-/* See selftest.h.  */
-
-void
-register_test (self_test_function *function)
-{
-  tests.push_back (function);
-}
-
-/* See selftest.h.  */
-
-void
-run_tests (void)
-{
-  int failed = 0;
-
-  for (int i = 0; i < tests.size (); ++i)
-    {
-      TRY
-	{
-	  tests[i] ();
-	}
-      CATCH (ex, RETURN_MASK_ERROR)
-	{
-	  ++failed;
-	  debug_printf ("Self test failed: %s\n", ex.message);
-	}
-      END_CATCH
-
-      /* Clear GDB internal state.  */
-      registers_changed ();
-      reinit_frame_cache ();
-    }
-
-  debug_printf ("Ran %lu unit tests, %d failed\n",
-		(long) tests.size (), failed);
-}
-} // namespace selftests