1 files changed, 61 insertions, 0 deletions
diff --git a/src/cpu/cpuevent.cc b/src/cpu/cpuevent.cc
new file mode 100644
index 000000000..ae1dd7fa3
--- /dev/null
+++ b/src/cpu/cpuevent.cc
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2006 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.
+ *
+ * Authors: Ali Saidi
+ */
+
+#include "cpu/cpuevent.hh"
+
+/** Static list of all CpuEvent objects so we can modify their execution
+ * contexts as needed. */
+CpuEvent::CpuEventList CpuEvent::cpuEventList;
+
+CpuEvent::~CpuEvent()
+{
+    CpuEventList::iterator i;
+
+    // delete the event from the global list
+    for (i = cpuEventList.begin(); i != cpuEventList.end(); ) {
+        if (*i == this)
+            i = cpuEventList.erase(i);
+        else
+            i++;
+    }
+}
+
+void
+CpuEvent::replaceExecContext(ExecContext *oldXc, ExecContext *newXc)
+{
+    CpuEventList::iterator i;
+
+    // Update any events that have the old execution context with the new exec
+    // context
+    for (i = cpuEventList.begin(); i != cpuEventList.end(); i++) {
+        if ((*i)->xc == oldXc)
+            (*i)->xc = newXc;
+    }
+}