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-rw-r--r--src/sim/system.cc50
1 files changed, 49 insertions, 1 deletions
diff --git a/src/sim/system.cc b/src/sim/system.cc
index c58830c10..556a919d5 100644
--- a/src/sim/system.cc
+++ b/src/sim/system.cc
@@ -1,4 +1,16 @@
/*
+ * Copyright (c) 2011 ARM Limited
+ * All rights reserved
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder. You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
* Copyright (c) 2003-2006 The Regents of The University of Michigan
* Copyright (c) 2011 Regents of the University of California
* All rights reserved.
@@ -43,6 +55,7 @@
#include "config/the_isa.hh"
#include "cpu/thread_context.hh"
#include "debug/Loader.hh"
+#include "debug/WorkItems.hh"
#include "mem/mem_object.hh"
#include "mem/physical.hh"
#include "sim/byteswap.hh"
@@ -76,8 +89,9 @@ System::System(Params *p)
memoryMode(p->mem_mode),
workItemsBegin(0),
workItemsEnd(0),
+ numWorkIds(p->num_work_ids),
_params(p),
- totalNumInsts(0),
+ totalNumInsts(0),
instEventQueue("system instruction-based event queue")
{
// add self to global system list
@@ -171,6 +185,9 @@ System::~System()
panic("System::fixFuncEventAddr needs to be rewritten "
"to work with syscall emulation");
#endif // FULL_SYSTEM}
+
+ for (uint32_t j = 0; j < numWorkIds; j++)
+ delete workItemStats[j];
}
void
@@ -340,6 +357,37 @@ System::unserialize(Checkpoint *cp, const string &section)
}
void
+System::regStats()
+{
+ for (uint32_t j = 0; j < numWorkIds ; j++) {
+ workItemStats[j] = new Stats::Histogram();
+ stringstream namestr;
+ ccprintf(namestr, "work_item_type%d", j);
+ workItemStats[j]->init(20)
+ .name(name() + "." + namestr.str())
+ .desc("Run time stat for" + namestr.str())
+ .prereq(*workItemStats[j]);
+ }
+}
+
+void
+System::workItemEnd(uint32_t tid, uint32_t workid)
+{
+ std::pair<uint32_t,uint32_t> p(tid, workid);
+ if (!lastWorkItemStarted.count(p))
+ return;
+
+ Tick samp = curTick() - lastWorkItemStarted[p];
+ DPRINTF(WorkItems, "Work item end: %d\t%d\t%lld\n", tid, workid, samp);
+
+ if (workid >= numWorkIds)
+ fatal("Got workid greater than specified in system configuration\n");
+
+ workItemStats[workid]->sample(samp);
+ lastWorkItemStarted.erase(p);
+}
+
+void
System::printSystems()
{
vector<System *>::iterator i = systemList.begin();