christoph/fail
1
Fork 0
Code Releases Activity

nanojpeg experiment: counting instructions

Browse Source 
git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1772 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
This commit is contained in:
hsc
2012-10-19 17:52:10 +00:00
parent a911ebb353
commit c58eb9d2cc
4 changed files with 120 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

62
src/experiments/nanojpeg/experiment.cc Normal file
View File

@ -0,0 +1,62 @@
#include <iostream>
// getpid
#include <sys/types.h>
#include <unistd.h>
#include "util/Logger.hpp"
#include "experiment.hpp"
//#include "experimentInfo.hpp"
//#include "campaign.hpp"
#include "sal/SALConfig.hpp"
#include "sal/SALInst.hpp"
#include "sal/Memory.hpp"
#include "sal/Listener.hpp"
// you need to have the tracing plugin enabled for this
#include "../plugins/tracing/TracingPlugin.hpp"
#define LOCAL 1
using namespace std;
using namespace fail;
// Check if configuration dependencies are satisfied:
//#if !defined(CONFIG_EVENT_BREAKPOINTS) || !defined(CONFIG_SR_RESTORE) || \
// !defined(CONFIG_SR_SAVE) || !defined(CONFIG_EVENT_TRAP)
// #error This experiment needs: breakpoints, traps, save, and restore. Enable these in the configuration.
//#endif
bool NanoJPEGExperiment::run()
{
char const *statename = "bochs.state"; // WEATHER_SUFFIX;
Logger log("nJPEG", true);
log << "startup" << endl;
#if 1
// STEP 1: run until main starts, save state
// TODO: record trace, store golden run output
IOPortListener io(0x3f8, true);
simulator.addListenerAndResume(&io);
log << "main() reached, saving state" << endl;
simulator.save(statename);
simulator.addListener(&io);
BPSingleListener step(ANY_ADDR);
long counter = 0;
while (true) {
BaseListener *l = simulator.addListenerAndResume(&step);
if (l == &io) {
break;
}
counter++;
}
log << "golden run took " << counter << " instructions" << endl;
#endif
// Explicitly terminate, or the simulator will continue to run.
simulator.terminate();
}