7bad78c2c8
It's now only referenced from the bench, so leave it there. This allows us to drop the associated includes as well.
113 lines
3.3 KiB
C++
113 lines
3.3 KiB
C++
// Copyright (c) 2015-2018 The Bitcoin Core developers
|
|
// Distributed under the MIT software license, see the accompanying
|
|
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
|
|
|
#include <prevector.h>
|
|
#include <serialize.h>
|
|
#include <streams.h>
|
|
#include <type_traits>
|
|
|
|
#include <bench/bench.h>
|
|
|
|
// GCC 4.8 is missing some C++11 type_traits,
|
|
// https://www.gnu.org/software/gcc/gcc-5/changes.html
|
|
#if defined(__GNUC__) && !defined(__clang__) && __GNUC__ < 5
|
|
#define IS_TRIVIALLY_CONSTRUCTIBLE std::has_trivial_default_constructor
|
|
#else
|
|
#define IS_TRIVIALLY_CONSTRUCTIBLE std::is_trivially_default_constructible
|
|
#endif
|
|
|
|
struct nontrivial_t {
|
|
int x;
|
|
nontrivial_t() :x(-1) {}
|
|
ADD_SERIALIZE_METHODS
|
|
template <typename Stream, typename Operation>
|
|
inline void SerializationOp(Stream& s, Operation ser_action) {READWRITE(x);}
|
|
};
|
|
static_assert(!IS_TRIVIALLY_CONSTRUCTIBLE<nontrivial_t>::value,
|
|
"expected nontrivial_t to not be trivially constructible");
|
|
|
|
typedef unsigned char trivial_t;
|
|
static_assert(IS_TRIVIALLY_CONSTRUCTIBLE<trivial_t>::value,
|
|
"expected trivial_t to be trivially constructible");
|
|
|
|
template <typename T>
|
|
static void PrevectorDestructor(benchmark::State& state)
|
|
{
|
|
while (state.KeepRunning()) {
|
|
for (auto x = 0; x < 1000; ++x) {
|
|
prevector<28, T> t0;
|
|
prevector<28, T> t1;
|
|
t0.resize(28);
|
|
t1.resize(29);
|
|
}
|
|
}
|
|
}
|
|
|
|
template <typename T>
|
|
static void PrevectorClear(benchmark::State& state)
|
|
{
|
|
|
|
while (state.KeepRunning()) {
|
|
for (auto x = 0; x < 1000; ++x) {
|
|
prevector<28, T> t0;
|
|
prevector<28, T> t1;
|
|
t0.resize(28);
|
|
t0.clear();
|
|
t1.resize(29);
|
|
t1.clear();
|
|
}
|
|
}
|
|
}
|
|
|
|
template <typename T>
|
|
static void PrevectorResize(benchmark::State& state)
|
|
{
|
|
while (state.KeepRunning()) {
|
|
prevector<28, T> t0;
|
|
prevector<28, T> t1;
|
|
for (auto x = 0; x < 1000; ++x) {
|
|
t0.resize(28);
|
|
t0.resize(0);
|
|
t1.resize(29);
|
|
t1.resize(0);
|
|
}
|
|
}
|
|
}
|
|
|
|
template <typename T>
|
|
static void PrevectorDeserialize(benchmark::State& state)
|
|
{
|
|
CDataStream s0(SER_NETWORK, 0);
|
|
prevector<28, T> t0;
|
|
t0.resize(28);
|
|
for (auto x = 0; x < 900; ++x) {
|
|
s0 << t0;
|
|
}
|
|
t0.resize(100);
|
|
for (auto x = 0; x < 101; ++x) {
|
|
s0 << t0;
|
|
}
|
|
while (state.KeepRunning()) {
|
|
prevector<28, T> t1;
|
|
for (auto x = 0; x < 1000; ++x) {
|
|
s0 >> t1;
|
|
}
|
|
s0.Init(SER_NETWORK, 0);
|
|
}
|
|
}
|
|
|
|
#define PREVECTOR_TEST(name, nontrivops, trivops) \
|
|
static void Prevector ## name ## Nontrivial(benchmark::State& state) { \
|
|
Prevector ## name<nontrivial_t>(state); \
|
|
} \
|
|
BENCHMARK(Prevector ## name ## Nontrivial, nontrivops); \
|
|
static void Prevector ## name ## Trivial(benchmark::State& state) { \
|
|
Prevector ## name<trivial_t>(state); \
|
|
} \
|
|
BENCHMARK(Prevector ## name ## Trivial, trivops);
|
|
|
|
PREVECTOR_TEST(Clear, 28300, 88600)
|
|
PREVECTOR_TEST(Destructor, 28800, 88900)
|
|
PREVECTOR_TEST(Resize, 28900, 90300)
|
|
PREVECTOR_TEST(Deserialize, 6800, 52000)
|