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Internals: Rename memPeakUsageBytes

This commit is contained in:
Wilson Snyder 2025-07-17 22:15:28 -04:00
parent e527ff49a3
commit 7a6775ca84
4 changed files with 7 additions and 6 deletions
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2
include/verilated.cpp
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@ -3061,7 +3061,7 @@ void VerilatedContext::statsPrintSummary() VL_MT_UNSAFE {
= vl_timescaled_double((cputime != 0.0) ? (simtimeInUnits / cputime) : 0, "%0.3f %s");
VL_PRINTF("- Verilator: %s at %s; walltime %0.3f s; speed %s/s\n", endwhy.c_str(),
simtime.c_str(), walltime, simtimePerf.c_str());
const double modelMB = VlOs::memUsageBytes() / 1024.0 / 1024.0;
const double modelMB = VlOs::memPeakUsageBytes() / 1024.0 / 1024.0;
VL_PRINTF("- Verilator: cpu %0.3f s on %u threads; alloced %0.0f MB\n", cputime,
threadsInModels(), modelMB);
}

2
include/verilatedos.h
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@ -637,7 +637,7 @@ extern std::string getenvStr(const std::string& envvar,
extern uint16_t getcpu() VL_MT_SAFE;
/// Return memory usage in bytes, or 0 if unknown
extern uint64_t memUsageBytes() VL_MT_SAFE;
extern uint64_t memPeakUsageBytes() VL_MT_SAFE;
// Internal: Record CPU time, starting point on construction, and current delta from that
class DeltaCpuTime final {

5
include/verilatedos_c.h
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@ -102,9 +102,9 @@ uint16_t getcpu() VL_MT_SAFE {
}
//=========================================================================
// VlOs::memUsageBytes implementation
// VlOs::memPeakUsageBytes implementation
uint64_t memUsageBytes() VL_MT_SAFE {
uint64_t memPeakUsageBytes() VL_MT_SAFE {
#if defined(_WIN32) || defined(__MINGW32__)
const HANDLE process = GetCurrentProcess();
PROCESS_MEMORY_COUNTERS pmc;
@ -124,6 +124,7 @@ uint64_t memUsageBytes() VL_MT_SAFE {
&size, &resident, &share, &text, &lib, &data, &dt);
fclose(fp);
if (VL_UNCOVERABLE(7 != items)) return 0;
// Return the vm size, not the current active set size (/proc/self/status VmRSS + VmSwap)
return (text + data) * getpagesize();
#endif
}

4
src/V3StatsReport.cpp
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@ -215,7 +215,7 @@ void V3Stats::statsStage(const string& name) {
V3Stats::addStatPerf("Stage, Elapsed time (sec), " + digitName, wallTimeDelta);
V3Stats::addStatPerf("Stage, Elapsed time (sec), TOTAL", wallTimeDelta);
const double memory = VlOs::memUsageBytes() / 1024.0 / 1024.0;
const double memory = VlOs::memPeakUsageBytes() / 1024.0 / 1024.0;
V3Stats::addStatPerf("Stage, Memory (MB), " + digitName, memory);
}
@ -266,7 +266,7 @@ void V3Stats::summaryReport() {
<< ", cvt=" << walltimeCvt << ", bld=" << walltimeBuild << "); cpu " << cputime
<< " s on " << std::max(v3Global.opt.verilateJobs(), v3Global.opt.buildJobs())
<< " threads";
const double memory = VlOs::memUsageBytes() / 1024.0 / 1024.0;
const double memory = VlOs::memPeakUsageBytes() / 1024.0 / 1024.0;
if (VL_UNCOVERABLE(memory != 0.0)) std::cout << "; alloced " << memory << " MB";
std::cout << "\n";
}