1 files changed, 83 insertions, 0 deletions
diff --git a/gdb/common/btrace-common.c b/gdb/common/btrace-common.c
new file mode 100644
index 0000000..0ea50f0
--- /dev/null
+++ b/gdb/common/btrace-common.c
@@ -0,0 +1,83 @@
+/* Copyright (C) 2014-2015 Free Software Foundation, Inc.
+
+   Contributed by Intel Corp. <markus.t.metzger@intel.com>
+
+   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 "common-defs.h"
+#include "btrace-common.h"
+
+
+/* See btrace-common.h.  */
+
+const char *
+btrace_format_string (enum btrace_format format)
+{
+  switch (format)
+    {
+    case BTRACE_FORMAT_NONE:
+      return _("No or unknown format");
+
+    case BTRACE_FORMAT_BTS:
+      return _("Branch Trace Store");
+    }
+
+  internal_error (__FILE__, __LINE__, _("Unknown branch trace format"));
+}
+
+/* See btrace-common.h.  */
+
+void
+btrace_data_init (struct btrace_data *data)
+{
+  data->format = BTRACE_FORMAT_NONE;
+}
+
+/* See btrace-common.h.  */
+
+void
+btrace_data_fini (struct btrace_data *data)
+{
+  switch (data->format)
+    {
+    case BTRACE_FORMAT_NONE:
+      /* Nothing to do.  */
+      return;
+
+    case BTRACE_FORMAT_BTS:
+      VEC_free (btrace_block_s, data->variant.bts.blocks);
+      return;
+    }
+
+  internal_error (__FILE__, __LINE__, _("Unkown branch trace format."));
+}
+
+/* See btrace-common.h.  */
+
+int
+btrace_data_empty (struct btrace_data *data)
+{
+  switch (data->format)
+    {
+    case BTRACE_FORMAT_NONE:
+      return 1;
+
+    case BTRACE_FORMAT_BTS:
+      return VEC_empty (btrace_block_s, data->variant.bts.blocks);
+    }
+
+  internal_error (__FILE__, __LINE__, _("Unkown branch trace format."));
+}