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git-svn-id: svn://ultimatepp.org/upp/trunk@10263 f0d560ea-af0d-0410-9eb7-867de7ffcac7
This commit is contained in:
cxl 2016-10-04 08:34:39 +00:00
parent adf46bd64e
commit 2e4b276e07
3860 changed files with 1161787 additions and 438 deletions
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122
uppdev/Malloc/Malloc.cpp Normal file
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#include "Malloc.h"
#ifdef _DEBUG
#define N 1000
#else
#define N 1000*1000
#endif
byte randb[500];
CONSOLE_APP_MAIN
{
// MemFree32(MemAlloc32());
// Test1(); return;
// HeapTest(); return;
MemGetPeak();
IdMapBenchmark();
RDUMP(AsString(*MemGetPeak()));
return;
for(int i = 0; i < 500; i++)
randb[i] = rand();
// if(0)
{
{
RTIMING("NewAlloc 1");
for(int i = 0; i < 10 * N; i++) {
void *p1 = MemAlloc(10);
MemFree(p1);
}
}
{
RTIMING("OldAlloc 1");
for(int i = 0; i < 10 * N; i++) {
void *p1 = new byte[10];
delete[] p1;
}
}
}
{
RTIMING("NewAlloc 2");
for(int i = 0; i < 10 * N; i++) {
void *p1 = MemAlloc(10);
void *p2 = MemAlloc(10);
MemFree(p1);
MemFree(p2);
}
}
{
RTIMING("OldAlloc 2");
for(int i = 0; i < 10 * N; i++) {
void *p1 = new byte[10];
void *p2 = new byte[10];
delete[] p1;
delete[] p2;
}
}
// return;
{
RTIMING("NewAlloc 50");
for(int i = 0; i < N; i++) {
void *p[50];
for(int i = 0; i < 50; i++)
p[i] = MemAlloc(10);
for(int i = 0; i < 50; i++)
MemFree(p[i]);
}
}
{
RTIMING("OldAlloc 50");
for(int i = 0; i < N; i++) {
void *p[50];
for(int i = 0; i < 50; i++)
p[i] = new byte[10];
for(int i = 0; i < 50; i++)
delete[] p[i];
}
}
LOG("==========");
{
RTIMING("NewAlloc 500 rnd");
for(int i = 0; i < N / 10; i++) {
void *p[500];
for(int i = 0; i < 500; i++)
p[i] = MemAlloc(randb[i]);
for(int i = 0; i < 500; i++)
MemFree(p[i]);
}
}
{
RTIMING("OldAlloc 500 rnd");
for(int i = 0; i < N / 10; i++) {
void *p[500];
for(int i = 0; i < 500; i++)
p[i] = new byte[randb[i]];
for(int i = 0; i < 500; i++)
delete[] p[i];
}
}
{
RTIMING("NewAlloc 5000 rnd");
for(int i = 0; i < N / 100; i++) {
void *p[5000];
for(int i = 0; i < 5000; i++)
p[i] = MemAlloc(randb[i]);
for(int i = 0; i < 5000; i++)
MemFree(p[i]);
}
}
{
RTIMING("OldAlloc 5000 rnd");
for(int i = 0; i < N / 100; i++) {
void *p[5000];
for(int i = 0; i < 5000; i++)
p[i] = new byte[randb[i]];
for(int i = 0; i < 5000; i++)
delete[] p[i];
}
}
}