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Core: Improved approximate best fit in allocator

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git-svn-id: svn://ultimatepp.org/upp/trunk@13377 f0d560ea-af0d-0410-9eb7-867de7ffcac7
This commit is contained in:
cxl 2019-06-10 15:26:34 +00:00
parent d635502c28
commit e53932b2f5
10 changed files with 101 additions and 29 deletions
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41
uppsrc/Core/heaputil.cpp
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@ -181,6 +181,35 @@ void Heap::Make(MemoryProfile& f)
}
}
void Heap::Dump()
{
Mutex::Lock __(mutex);
DLink *m = large->next;
while(m != large) {
LargeHeap::BlkHeader *h = m->GetFirst();
RLOG("--------------------------");
for(;;) {
RLOG(asString(h) << " " << h->GetSize() << (h->IsFree() ? " FREE" : ""));
if(h->IsLast())
break;
h = h->GetNextHeader();
}
m = m->next;
}
HugePage *pg = huge_pages;
while(pg) {
BlkPrefix *h = (BlkPrefix *)pg->page;
RLOG("==========================");
for(;;) {
RLOG(asString(h) << " " << h->GetSize() << (h->IsFree() ? " FREE" : ""));
if(h->IsLast())
break;
h = h->GetNextHeader(4096);
}
pg = pg->next;
}
}
String AsString(const MemoryProfile& mem)
{
String text;
@ -189,7 +218,7 @@ String AsString(const MemoryProfile& mem)
size_t asize = 0;
int fcount = 0;
size_t fsize = 0;
text << "Memory peak " << MemoryUsedKbMax() << "\n";
text << "Memory peak: " << MemoryUsedKbMax() << " KB, current: " << MemoryUsedKb() << "KB \n";
for(int i = 0; i < 1024; i++)
if(mem.allocated[i]) {
int sz = 4 * i;
@ -210,14 +239,8 @@ String AsString(const MemoryProfile& mem)
<< ", total size " << (mem.large_fragments_total >> 10) << " KB\n";
text << "Huge block count " << mem.huge_count
<< ", total size " << int(mem.huge_total >> 10) << " KB\n";
size_t hf = 0;
int cnt = 0;
for(int i = 0; i < 65535; i++) {
hf += 4 * mem.huge_fragments[i];
cnt += !!mem.huge_fragments[i];
}
text << "Huge fragments count " << cnt
<< ", total size " << hf << " KB\n";
text << "Huge fragments count " << mem.huge_fragments_count
<< ", total size " << 4 * mem.huge_fragments_total << " KB\n";
text << "Sys block count " << mem.sys_count
<< ", total size " << int(mem.sys_total >> 10) << " KB\n";
text << Heap::HPAGE * 4 / 1024 << "MB master blocks " << mem.master_chunks << "\n";