6479360: PrintClassHistogram improvements

Jcmd <pid> GC.class_stats (UnlockDiagnosticVMOptions)

Reviewed-by: coleenp, hseigel, sla, acorn
This commit is contained in:
Ioi Lam 2013-01-25 15:06:18 -05:00 committed by Karen Kinnear
parent 19303cc71d
commit 93b845e21b
23 changed files with 807 additions and 53 deletions

View file

@ -34,6 +34,7 @@
#include "interpreter/oopMapCache.hpp"
#include "memory/gcLocker.hpp"
#include "memory/generation.hpp"
#include "memory/heapInspection.hpp"
#include "memory/metadataFactory.hpp"
#include "memory/oopFactory.hpp"
#include "oops/constMethod.hpp"
@ -1954,6 +1955,22 @@ void Method::print_value_on(outputStream* st) const {
if (WizardMode && code() != NULL) st->print(" ((nmethod*)%p)", code());
}
#if INCLUDE_SERVICES
// Size Statistics
void Method::collect_statistics(KlassSizeStats *sz) const {
int mysize = sz->count(this);
sz->_method_bytes += mysize;
sz->_method_all_bytes += mysize;
sz->_rw_bytes += mysize;
if (constMethod()) {
constMethod()->collect_statistics(sz);
}
if (method_data()) {
method_data()->collect_statistics(sz);
}
}
#endif // INCLUDE_SERVICES
// Verification