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tools/dump-trace: --stats shows trace info only

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The new parameter -s/--stats shows trace statistics such as number of
instructions, number of memory reads/writes, and duration in simulator
time.

Change-Id: I39a48ff62d9c308c420fe52e7ed17ed57ae9c139
This commit is contained in:
Horst Schirmeier
2013-05-02 15:14:53 +02:00
parent d937be90ea
commit 4750fa98a4
1 changed files with 56 additions and 12 deletions
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68
tools/dump-trace/DumpTrace.cc
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@ -5,6 +5,7 @@
#include "util/ProtoStream.hpp"
#include "../../src/core/util/Logger.hpp"
#include "../../src/core/util/gzstream/gzstream.h"
#include "util/CommandLine.hpp"
using namespace fail;
using std::string;
@ -47,26 +48,58 @@ int main(int argc, char *argv[])
{
Trace_Event ev;
if (argc != 2) {
cerr << "Usage: " << argv[0] << " tracefile.pb" << endl;
CommandLine &cmd = CommandLine::Inst();
cmd.addOption("", "", Arg::None, "usage: dump-trace [options] tracefile.tc");
CommandLine::option_handle HELP =
cmd.addOption("h", "help", Arg::None, "-h/--help \tPrint usage and exit");
CommandLine::option_handle STATS =
cmd.addOption("s", "stats", Arg::None,
"-s/--stats \tShow trace stats");
for (int i = 1; i < argc; ++i) {
cmd.add_args(argv[i]);
}
if (!cmd.parse()) {
std::cerr << "Error parsing arguments." << std::endl;
return 1;
}
if (cmd[HELP] || cmd.parser()->nonOptionsCount() != 1) {
cmd.printUsage();
if (cmd[HELP]) {
exit(0);
} else {
exit(1);
}
}
bool stats_only = false;
if (cmd[STATS]) {
stats_only = true;
}
std::ifstream normal_stream;
igzstream gz_stream;
ProtoIStream ps(&openStream(argv[1], normal_stream, gz_stream));
ProtoIStream ps(&openStream(cmd.parser()->nonOption(0), normal_stream, gz_stream));
uint64_t acctime = 0;
uint64_t stats_instr = 0, stats_reads = 0, stats_writes = 0, starttime = 0;
while (ps.getNext(&ev)) {
if (ev.has_time_delta()) {
if (!acctime) {
starttime = ev.time_delta();
}
acctime += ev.time_delta();
}
if (!ev.has_memaddr()) {
cout << "IP " << hex << ev.ip() << dec << " t=" << acctime << "\n";
++stats_instr;
if (!stats_only) {
cout << "IP " << hex << ev.ip() << dec << " t=" << acctime << "\n";
}
} else {
string ext = ""; // FIXME: use stringstream?
if (ev.has_trace_ext()) {
if (ev.has_trace_ext() && !stats_only) {
const Trace_Event_Extended& temp_ext = ev.trace_ext();
ext = " DATA ";
ext += temp_ext.data();
@ -88,15 +121,26 @@ int main(int argc, char *argv[])
}
}
}
cout << "MEM "
<< (ev.accesstype() == Trace_Event_AccessType_READ ? "R" : "W") << " "
<< ev.memaddr()
<< dec << " width " << ev.width()
<< hex << " IP " << ev.ip()
<< dec << " t=" << acctime
<< ext << "\n";
if (!stats_only) {
cout << "MEM "
<< (ev.accesstype() == Trace_Event_AccessType_READ ? "R" : "W") << " "
<< ev.memaddr()
<< dec << " width " << ev.width()
<< hex << " IP " << ev.ip()
<< dec << " t=" << acctime
<< ext << "\n";
}
stats_reads += (ev.accesstype() == Trace_Event_AccessType_READ);
stats_writes += (ev.accesstype() == Trace_Event_AccessType_WRITE);
}
}
if (stats_only) {
cout << "#instructions: " << stats_instr << "\n"
<< "#memR: " << stats_reads << "\n"
<< "#memW: " << stats_writes << "\n"
<< "duration: " << (acctime - starttime + 1) << endl;
}
return 0;
}