Differential D1866 Diff 5241 src/bench/lockedpool.cpp

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src/bench/lockedpool.cpp

// Copyright (c) 2016 The Bitcoin Core developers		// Copyright (c) 2016 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying		// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.		// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#include "bench.h"		#include "bench.h"

#include "support/lockedpool.h"		#include "support/lockedpool.h"

#include <iostream>		#include <iostream>
#include <vector>		#include <vector>

#define ASIZE 2048		#define ASIZE 2048
#define BITER 5000		#define BITER 5000
#define MSIZE 2048		#define MSIZE 2048

static void LockedPool(benchmark::State &state) {		static void BenchLockedPool(benchmark::State &state) {
void synth_base = reinterpret_cast<void >(0x08000000);		void synth_base = reinterpret_cast<void >(0x08000000);
const size_t synth_size = 1024 * 1024;		const size_t synth_size = 1024 * 1024;
Arena b(synth_base, synth_size, 16);		Arena b(synth_base, synth_size, 16);

std::vector<void *> addr;		std::vector<void *> addr;
for (int x = 0; x < ASIZE; ++x)		for (int x = 0; x < ASIZE; ++x)
addr.push_back(0);		addr.push_back(0);
uint32_t s = 0x12345678;		uint32_t s = 0x12345678;
Show All 11 Lines	while (state.KeepRunning()) {
if (lsb) s ^= 0xf00f00f0; // LFSR period 0xf7ffffe0		if (lsb) s ^= 0xf00f00f0; // LFSR period 0xf7ffffe0
}		}
}		}
for (void *ptr : addr)		for (void *ptr : addr)
b.free(ptr);		b.free(ptr);
addr.clear();		addr.clear();
}		}

BENCHMARK(LockedPool);		BENCHMARK(BenchLockedPool);