From 38d29d3ca50cfe728773dafc57f2d6b0091646f6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dominik=20Tomic=CC=8Cevic=CC=81?=
<dominik.tomicevic@gmail.com>
Date: Mon, 22 Jun 2015 17:05:42 +0200
Subject: [PATCH] modified allocator benchmark to be multithreaded
---
benchmark/allocator | Bin 9080 -> 0 bytes
benchmark/allocator.cpp | 20 ++++++++++++++++----
2 files changed, 16 insertions(+), 4 deletions(-)
delete mode 100755 benchmark/allocator
diff --git a/benchmark/allocator b/benchmark/allocator
deleted file mode 100755
index 6c37089bd9d07e614f6c77e7481d0971a03e57d8..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001
literal 9080
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diff --git a/benchmark/allocator.cpp b/benchmark/allocator.cpp
index 7ad46705c..2ab13487e 100644
--- a/benchmark/allocator.cpp
+++ b/benchmark/allocator.cpp
@@ -1,5 +1,8 @@
#include <iostream>
+#include <vector>
+#include <thread>
+
#include "utils/memory/allocator.hpp"
#include "utils/memory/maker.hpp"
@@ -26,7 +29,7 @@ void test_classic(int N)
void test_fast(int N)
{
- TestStruct** xs = makeme<TestStruct*>(N);
+ TestStruct** xs = new TestStruct*[N];
for(int i = 0; i < N; ++i)
xs[i] = makeme<TestStruct>(i, i, i, i);
@@ -39,8 +42,17 @@ void test_fast(int N)
int main(void)
{
- constexpr int N = 20000000;
- test_classic(N);
- test_fast(N);
+ constexpr int n_threads = 256;
+ constexpr int N = 80000000 / n_threads;
+
+ std::vector<std::thread> threads;
+
+ for(int i = 0; i < n_threads; ++i)
+ threads.push_back(std::thread(test_fast, N));
+
+ for(auto& thread : threads){
+ thread.join();
+ }
+
return 0;
}