void kmp_stats_output_module::printCounters(FILE * statsOut, counter const * theCounters)
{
// We print all the counters even if they are zero.
// That makes it easier to slice them into a spreadsheet if you need to.
fprintf (statsOut, "\nCounter, Count\n");
for (int c = 0; c<COUNTER_LAST; c++) {
counter const * stat = &theCounters[c];
fprintf (statsOut, "%-25s, %s\n", counter::name(counter_e(c)), formatSI(stat->getValue(), 9, ' ').c_str());
}
}
/* Print some useful information about
* the date and time this experiment ran.
* the machine on which it ran.
We output all of this as stylised comments, though we may decide to parse
some of it. */
void kmp_stats_output_module::printHeaderInfo(FILE *statsOut) {
std::time_t now = std::time(0);
char buffer[40];
char hostName[80];
std::strftime(&buffer[0], sizeof(buffer), "%c", std::localtime(&now));
fprintf(statsOut, "# Time of run: %s\n", &buffer[0]);
if (gethostname(&hostName[0], sizeof(hostName)) == 0)
fprintf(statsOut, "# Hostname: %s\n", &hostName[0]);
#if KMP_ARCH_X86 || KMP_ARCH_X86_64
fprintf(statsOut, "# CPU: %s\n", &__kmp_cpuinfo.name[0]);
fprintf(statsOut, "# Family: %d, Model: %d, Stepping: %d\n",
__kmp_cpuinfo.family, __kmp_cpuinfo.model, __kmp_cpuinfo.stepping);
if (__kmp_cpuinfo.frequency == 0)
fprintf(statsOut, "# Nominal frequency: Unknown\n");
else
fprintf(statsOut, "# Nominal frequency: %sz\n",
formatSI(double(__kmp_cpuinfo.frequency), 9, 'H').c_str());
#endif
}
std::string statistic::format(char unit, bool total) const
{
std::string result = formatSI(sampleCount,9,' ');
if (sampleCount == 0)
{
result = result + std::string(", ") + formatSI(0.0, 9, unit);
result = result + std::string(", ") + formatSI(0.0, 9, unit);
result = result + std::string(", ") + formatSI(0.0, 9, unit);
if (total)
result = result + std::string(", ") + formatSI(0.0, 9, unit);
result = result + std::string(", ") + formatSI(0.0, 9, unit);
}
else
{
result = result + std::string(", ") + formatSI(minVal, 9, unit);
result = result + std::string(", ") + formatSI(meanVal, 9, unit);
result = result + std::string(", ") + formatSI(maxVal, 9, unit);
if (total)
result = result + std::string(", ") + formatSI(meanVal*sampleCount, 9, unit);
result = result + std::string(", ") + formatSI(getSD(), 9, unit);
}
return result;
}