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test of MmapAllocator

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MITSUNARI Shigeo 2014-10-14 00:10:38 +09:00
parent c9bed5ff30
commit 23694b5bb0
1 changed files with 37 additions and 0 deletions
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test/mprotect_test.cpp Normal file
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#define XBYAK_NO_OP_NAMES
#include "xbyak/xbyak.h"
#include <string.h>
#include <vector>
struct Code : Xbyak::CodeGenerator {
Code(int x)
{
mov(eax, x);
ret();
}
};
int main()
try
{
#ifdef XBYAK_USE_MMAP_ALLOCATOR
puts("use Allocator with mmap");
#else
puts("use Allocator with posix_memalign");
#endif
const int N = 70000;
std::vector<Code*> v(N);
for (int i = 0; i < N; i++) {
v[i] = new Code(i);
}
long long sum = 0;
for (int i = 0; i < N; i++) {
sum += v[i]->getCode<int (*)()>()();
}
for (int i = 0; i < N; i++) {
delete v[i];
}
printf("sum=%lld\n", sum);
} catch (std::exception& e) {
printf("ERR %s\n", e.what());
}