Merge #13711: [bench] Add benchmark for unserialize prevector

46340b3337 [bench] Add benchmark for unserialize prevector (Akio Nakamura)

Pull request description:

  This PR adds benchmarks for the unserialization of the prevector.

  Note: Separated from #12324.

Tree-SHA512: c055a283328cc2634c01eb60f26604a8665939bbf77d367b6ba6b4e01e77d4511fab69cc3ddb1e62969adb3c48752ed870f45ceba153eee192302601341e18a7
This commit is contained in:
MarcoFalke 2018-07-27 11:43:58 -04:00
commit f98d1e0008
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@ -4,12 +4,17 @@
#include <compat.h>
#include <prevector.h>
#include <serialize.h>
#include <streams.h>
#include <bench/bench.h>
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");
@ -62,6 +67,28 @@ static void PrevectorResize(benchmark::State& state)
}
}
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); \
@ -75,3 +102,4 @@ static void PrevectorResize(benchmark::State& state)
PREVECTOR_TEST(Clear, 28300, 88600)
PREVECTOR_TEST(Destructor, 28800, 88900)
PREVECTOR_TEST(Resize, 28900, 90300)
PREVECTOR_TEST(Deserialize, 6800, 52000)