1 files changed, 105 insertions, 0 deletions
diff --git a/base/stats/events.cc b/base/stats/events.cc
new file mode 100644
index 000000000..3a858611f
--- /dev/null
+++ b/base/stats/events.cc
@@ -0,0 +1,105 @@
+/*
+ * Copyright (c) 2004 The Regents of The University of Michigan
+ * 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 with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifdef USE_MYSQL
+#include "base/cprintf.hh"
+#include "base/misc.hh"
+#include "base/mysql.hh"
+#include "base/stats/events.hh"
+#include "base/stats/mysql.hh"
+#include "base/stats/mysql_run.hh"
+#include "base/str.hh"
+#endif
+
+#include "sim/host.hh"
+#include "sim/universe.hh"
+
+using namespace std;
+
+namespace Stats {
+
+Tick EventStart = ULL(0xffffffffffffffff);
+
+#ifdef USE_MYSQL
+typedef map<string, uint32_t> event_map_t;
+event_map_t event_map;
+
+void
+__event(const string &stat)
+{
+    MySQL::Connection &mysql = MySqlDB.conn();
+    uint16_t run = MySqlDB.run();
+    assert(mysql.connected());
+
+    event_map_t::iterator i = event_map.find(stat);
+    uint32_t event;
+    if (i == event_map.end()) {
+        mysql.query(
+            csprintf("SELECT en_id "
+                     "from event_names "
+                     "where en_name=\"%s\"",
+                     stat));
+
+        MySQL::Result result = mysql.store_result();
+        if (result) {
+            assert(result.num_fields() == 1);
+            MySQL::Row row = result.fetch_row();
+            if (!row)
+                panic("could not get a run\n%s\n", mysql.error);
+            if (!to_number(row[0], event))
+                panic("invalid event id: %s\n", row[0]);
+        } else {
+            mysql.query(
+                csprintf("INSERT INTO "
+                         "event_names(en_name)"
+                         "values(\"%s\")",
+                         stat));
+
+            if (mysql.error)
+                panic("could not get a run\n%s\n", mysql.error);
+
+            event = mysql.insert_id();
+        }
+
+    } else {
+        event = (*i).second;
+    }
+
+    mysql.query(
+        csprintf("INSERT INTO "
+                 "events(ev_event, ev_run, ev_tick)"
+                 "values(%d, %d, %d)",
+                 event, run, curTick));
+
+    if (mysql.error)
+        panic("could not get a run\n%s\n", mysql.error);
+
+}
+#endif
+
+/* namespace Stats */ }