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wmoo: adapt main experiment to recent iteration counting changes

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git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1103 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
This commit is contained in:
hsc
2012-04-18 14:19:12 +00:00
parent f468a197f9
commit 83e6e1158d
2 changed files with 36 additions and 9 deletions
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37
core/experiments/weathermonitor/experiment.cc
View File

@ -151,6 +151,7 @@ bool WeathermonitorExperiment::run()
// for each job we're actually doing *8* experiments (one for each bit)
for (int bit_offset = 0; bit_offset < 8; ++bit_offset) {
// 8 results in one job
WeathermonitorProtoMsg_Result *result = param.msg.add_result();
result->set_bit_offset(bit_offset);
log << std::dec << "job " << id << " instr " << instr_offset
@ -167,15 +168,28 @@ bool WeathermonitorExperiment::run()
// this marks THE END
fi::BPEvent ev_end(fi::ANY_ADDR);
ev_end.setCounter(WEATHER_NUMINSTR);
ev_end.setCounter(WEATHER_NUMINSTR_TRACING + WEATHER_NUMINSTR_AFTER);
sal::simulator.addEvent(&ev_end);
// count loop iterations by counting wait_begin() calls
// FIXME would be nice to have a callback API for this as this needs to
// be done "in parallel"
fi::BPEvent ev_wait_begin(WEATHER_FUNC_WAIT_BEGIN);
sal::simulator.addEvent(&ev_wait_begin);
int count_loop_iter = 0;
// no need to wait if offset is 0
if (instr_offset > 0) {
// XXX could be improved with intermediate states (reducing runtime until injection)
bp.setWatchInstructionPointer(fi::ANY_ADDR);
bp.setCounter(instr_offset);
sal::simulator.addEventAndWait(&bp);
sal::simulator.addEvent(&bp);
// count loop iterations until FI
while (sal::simulator.waitAny() == &ev_wait_begin) {
++count_loop_iter;
sal::simulator.addEvent(&ev_wait_begin);
}
}
// --- fault injection ---
@ -186,6 +200,7 @@ bool WeathermonitorExperiment::run()
// note at what IP we did it
int32_t injection_ip = sal::simulator.getRegisterManager().getInstructionPointer();
param.msg.set_injection_ip(injection_ip);
result->set_iter_before_fi(count_loop_iter);
log << "fault injected @ ip " << injection_ip
<< " 0x" << std::hex << ((int)data) << " -> 0x" << ((int)newdata) << endl;
// sanity check
@ -198,7 +213,6 @@ bool WeathermonitorExperiment::run()
result->set_resulttype(result->UNKNOWN);
result->set_latest_ip(injection_ip);
result->set_details(ss.str());
result->set_num_iterations(666); // FIXME
sal::simulator.clearEvents();
continue;
@ -213,7 +227,7 @@ bool WeathermonitorExperiment::run()
// - (XXX results displayed?)
// - reaches THE END
// additional info:
// - (XXX #loop iterations?)
// - #loop iterations before/after FI
// - (XXX "sane" display?)
// catch traps as "extraordinary" ending
@ -235,7 +249,15 @@ bool WeathermonitorExperiment::run()
sal::simulator.addFlow(&tp);
#endif
fi::BaseEvent* ev = sal::simulator.waitAny();
fi::BaseEvent* ev;
// count loop iterations
count_loop_iter = 0;
while ((ev = sal::simulator.waitAny()) == &ev_wait_begin) {
++count_loop_iter;
sal::simulator.addEvent(&ev_wait_begin);
}
result->set_iter_after_fi(count_loop_iter);
// record latest IP regardless of result
result->set_latest_ip(sal::simulator.getRegisterManager().getInstructionPointer());
@ -262,7 +284,10 @@ bool WeathermonitorExperiment::run()
result->set_details(ss.str());
}
}
// FIXME do we have exactly 8 results? if (param.msg.
// sanity check: do we have exactly 8 results?
if (param.msg.result_size() != 8) {
log << "WTF? param.msg.result_size() != 8" << endl;
}
#if !LOCAL
m_jc.sendResult(param);

8
core/experiments/weathermonitor/weathermonitor.proto
View File

@ -37,10 +37,12 @@ message WeathermonitorProtoMsg {
// especially interesting for TRAP/UNKNOWN: latest IP
required uint32 latest_ip = 3;
// total number of wmoo measuring/displaying iterations seen
required uint32 num_iterations = 4;
// number of wmoo measuring/displaying iterations before FI
required uint32 iter_before_fi = 4;
// number of wmoo measuring/displaying iterations after FI
required uint32 iter_after_fi = 5;
// optional textual description of what happened
optional string details = 5;
optional string details = 6;
}
}