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Add performance information to --stats file.

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This commit is contained in:
Wilson Snyder
2017-09-17 22:52:57 -04:00
parent 1e9e334929
commit 63361fc56e
64 changed files with 172 additions and 90 deletions
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src/V3StatsReport.cpp
+38 -4
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@@ -30,6 +30,7 @@
#include "V3Stats.h"
#include "V3Ast.h"
#include "V3File.h"
#include "V3Os.h"
//######################################################################
// Stats dumping
@@ -75,9 +76,6 @@ class StatsReport {
}
void stars() {
os<<"Global Statistics:\n";
os<<endl;
// Find all stages
size_t maxWidth = 0;
typedef multimap<string,const V3Statistic*> ByName;
@@ -92,8 +90,23 @@ class StatsReport {
}
// Print organized by stage
os<<"Global Statistics:\n";
os<<endl;
for (ByName::iterator it = byName.begin(); it!=byName.end(); ++it) {
const V3Statistic* repp = it->second;
if (repp->perf()) continue;
os<<" "<<left<<setw(maxWidth)<<repp->name();
repp->dump(os);
os<<endl;
}
os<<endl;
// Print organized by stage
os<<"Peformance Statistics:\n";
os<<endl;
for (ByName::iterator it = byName.begin(); it!=byName.end(); ++it) {
const V3Statistic* repp = it->second;
if (!repp->perf()) continue;
os<<" "<<left<<setw(maxWidth)<<repp->name();
repp->dump(os);
os<<endl;
@@ -193,7 +206,11 @@ StatsReport::StatColl StatsReport::s_allStats;
// V3Statstic class
void V3Statistic::dump (ofstream& os) const {
os<<" "<<right<<fixed<<setprecision(0)<<setw(9)<<count();
if (perf()) {
os<<" "<<right<<fixed<<setprecision(6)<<setw(9)<<count();
} else {
os<<" "<<right<<fixed<<setprecision(0)<<setw(9)<<count();
}
}
//######################################################################
@@ -203,6 +220,23 @@ void V3Stats::addStat(const V3Statistic& stat) {
StatsReport::addStat(stat);
}
void V3Stats::statsStage(const string& name) {
static double lastWallTime = -1;
static int fileNumber = 0;
char digits[100]; sprintf(digits, "%03d", ++fileNumber);
const string digitName = string(digits)+"_"+name;
double wallTime = V3Os::timeUsecs() / 1.0e6;
if (lastWallTime<0) lastWallTime = wallTime;
double wallTimeDelta = wallTime - lastWallTime;
lastWallTime = wallTime;
V3Stats::addStatPerf("Stage, Elapsed time (sec), "+digitName, wallTimeDelta);
double memory = V3Os::memUsageBytes()/1024.0/1024.0;
V3Stats::addStatPerf("Stage, Memory (MB), "+digitName, memory);
}
void V3Stats::statsReport() {
UINFO(2,__FUNCTION__<<": "<<endl);