benchmarks

adding unordered_map vs. cheesemap bench

adds tidwall's hashmap

adds abseil bench

plotting the results

1 files changed, 87 insertions, 0 deletions

diff --git a/benches/abseil_bench.cpp b/benches/abseil_bench.cpp
new file mode 100644
index 0000000..813bf51
--- /dev/null
+++ b/benches/abseil_bench.cpp
@@ -0,0 +1,87 @@
+#include <benchmark/benchmark.h>
+
+#include "bench_common.hpp"
+
+namespace {
+
+using namespace cmbench;
+
+static void BM_Insert_Scalar(benchmark::State& state) {
+  bench_insert<AbseilAdapter<std::uint64_t, ScalarValue>>(
+      state, scalar_workload(),
+      {"absl::flat_hash_map", "c++", "Scalar", "Insert"});
+}
+static void BM_LookupHit_Scalar(benchmark::State& state) {
+  bench_lookup_hit<AbseilAdapter<std::uint64_t, ScalarValue>>(
+      state, scalar_workload(),
+      {"absl::flat_hash_map", "c++", "Scalar", "LookupHit"});
+}
+static void BM_LookupMiss_Scalar(benchmark::State& state) {
+  bench_lookup_miss<AbseilAdapter<std::uint64_t, ScalarValue>>(
+      state, scalar_workload(),
+      {"absl::flat_hash_map", "c++", "Scalar", "LookupMiss"});
+}
+static void BM_Erase_Scalar(benchmark::State& state) {
+  bench_erase<AbseilAdapter<std::uint64_t, ScalarValue>>(
+      state, scalar_workload(),
+      {"absl::flat_hash_map", "c++", "Scalar", "Erase"});
+}
+
+static void BM_Insert_HandlePayload(benchmark::State& state) {
+  bench_insert<AbseilAdapter<EntityId, ComponentPayload>>(
+      state, entity_workload(),
+      {"absl::flat_hash_map", "c++", "HandlePayload", "Insert"});
+}
+static void BM_LookupHit_HandlePayload(benchmark::State& state) {
+  bench_lookup_hit<AbseilAdapter<EntityId, ComponentPayload>>(
+      state, entity_workload(),
+      {"absl::flat_hash_map", "c++", "HandlePayload", "LookupHit"});
+}
+static void BM_LookupMiss_HandlePayload(benchmark::State& state) {
+  bench_lookup_miss<AbseilAdapter<EntityId, ComponentPayload>>(
+      state, entity_workload(),
+      {"absl::flat_hash_map", "c++", "HandlePayload", "LookupMiss"});
+}
+static void BM_Erase_HandlePayload(benchmark::State& state) {
+  bench_erase<AbseilAdapter<EntityId, ComponentPayload>>(
+      state, entity_workload(),
+      {"absl::flat_hash_map", "c++", "HandlePayload", "Erase"});
+}
+
+static void BM_Insert_CompositeKey(benchmark::State& state) {
+  bench_insert<AbseilAdapter<ComponentKey, ComponentMeta>>(
+      state, component_workload(),
+      {"absl::flat_hash_map", "c++", "CompositeKey", "Insert"});
+}
+static void BM_LookupHit_CompositeKey(benchmark::State& state) {
+  bench_lookup_hit<AbseilAdapter<ComponentKey, ComponentMeta>>(
+      state, component_workload(),
+      {"absl::flat_hash_map", "c++", "CompositeKey", "LookupHit"});
+}
+static void BM_LookupMiss_CompositeKey(benchmark::State& state) {
+  bench_lookup_miss<AbseilAdapter<ComponentKey, ComponentMeta>>(
+      state, component_workload(),
+      {"absl::flat_hash_map", "c++", "CompositeKey", "LookupMiss"});
+}
+static void BM_Erase_CompositeKey(benchmark::State& state) {
+  bench_erase<AbseilAdapter<ComponentKey, ComponentMeta>>(
+      state, component_workload(),
+      {"absl::flat_hash_map", "c++", "CompositeKey", "Erase"});
+}
+
+}  // namespace
+
+BENCHMARK(BM_Insert_Scalar);
+BENCHMARK(BM_LookupHit_Scalar);
+BENCHMARK(BM_LookupMiss_Scalar);
+BENCHMARK(BM_Erase_Scalar);
+
+BENCHMARK(BM_Insert_HandlePayload);
+BENCHMARK(BM_LookupHit_HandlePayload);
+BENCHMARK(BM_LookupMiss_HandlePayload);
+BENCHMARK(BM_Erase_HandlePayload);
+
+BENCHMARK(BM_Insert_CompositeKey);
+BENCHMARK(BM_LookupHit_CompositeKey);
+BENCHMARK(BM_LookupMiss_CompositeKey);
+BENCHMARK(BM_Erase_CompositeKey);