1 files changed, 65 insertions, 0 deletions
diff --git a/src/kern/system_events.cc b/src/kern/system_events.cc
new file mode 100644
index 000000000..177ce96d1
--- /dev/null
+++ b/src/kern/system_events.cc
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2004-2005 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: Lisa Hsu
+ *          Nathan Binkert
+ */
+
+#include "cpu/base.hh"
+#include "cpu/thread_context.hh"
+#include "kern/kernel_stats.hh"
+#include "kern/system_events.hh"
+#include "sim/system.hh"
+
+using namespace TheISA;
+
+void
+SkipFuncEvent::process(ThreadContext *tc)
+{
+    Addr newpc = tc->readIntReg(ReturnAddressReg);
+
+    DPRINTF(PCEvent, "skipping %s: pc=%x, newpc=%x\n", description,
+            tc->readPC(), newpc);
+
+    tc->setPC(newpc);
+    tc->setNextPC(tc->readPC() + sizeof(TheISA::MachInst));
+/*
+    BranchPred *bp = tc->getCpuPtr()->getBranchPred();
+    if (bp != NULL) {
+        bp->popRAS(tc->getThreadNum());
+    }
+*/
+}
+
+void
+IdleStartEvent::process(ThreadContext *tc)
+{
+    if (tc->getKernelStats())
+        tc->getKernelStats()->setIdleProcess(
+            tc->readMiscReg(AlphaISA::IPR_PALtemp23), tc);
+    remove();
+}