1 files changed, 100 insertions, 10 deletions

diff --git a/absl/container/inlined_vector_benchmark.cc b/absl/container/inlined_vector_benchmark.cc
index b57fc1de..a8368d41 100644
--- a/absl/container/inlined_vector_benchmark.cc
+++ b/absl/container/inlined_vector_benchmark.cc
@@ -379,6 +379,10 @@ constexpr size_t kLargeSize = kInlinedCapacity * 2;
 constexpr size_t kSmallSize = kInlinedCapacity / 2;
 constexpr size_t kBatchSize = 100;
 
+#define ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_FunctionTemplate, T) \
+  BENCHMARK_TEMPLATE(BM_FunctionTemplate, T, kLargeSize);        \
+  BENCHMARK_TEMPLATE(BM_FunctionTemplate, T, kSmallSize)
+
 template <typename T>
 using InlVec = absl::InlinedVector<T, kInlinedCapacity>;
 
@@ -420,29 +424,115 @@ void BatchedBenchmark(benchmark::State& state, PrepareVecFn prepare_vec,
   while (state.KeepRunningBatch(kBatchSize)) {
     // Prepare batch
     state.PauseTiming();
-    for (auto& vec : vector_batch) {
-      prepare_vec(&vec);
+    for (size_t i = 0; i < kBatchSize; ++i) {
+      prepare_vec(vector_batch.data() + i, i);
     }
     benchmark::DoNotOptimize(vector_batch);
     state.ResumeTiming();
 
     // Test batch
-    for (auto& vec : vector_batch) {
-      test_vec(&vec);
+    for (size_t i = 0; i < kBatchSize; ++i) {
+      test_vec(vector_batch.data() + i, i);
     }
   }
 }
 
+template <typename T, size_t ToSize>
+void BM_ConstructFromSize(benchmark::State& state) {
+  using VecT = InlVec<T>;
+  auto size = ToSize;
+  BatchedBenchmark<T>(
+      state,
+      /* prepare_vec = */ [](InlVec<T>* vec, size_t) { vec->~VecT(); },
+      /* test_vec = */
+      [&](void* ptr, size_t) {
+        benchmark::DoNotOptimize(size);
+        ::new (ptr) VecT(size);
+      });
+}
+ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_ConstructFromSize, TrivialType);
+ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_ConstructFromSize, NontrivialType);
+
+template <typename T, size_t ToSize>
+void BM_ConstructFromSizeRef(benchmark::State& state) {
+  using VecT = InlVec<T>;
+  auto size = ToSize;
+  auto ref = T();
+  BatchedBenchmark<T>(
+      state,
+      /* prepare_vec = */ [](InlVec<T>* vec, size_t) { vec->~VecT(); },
+      /* test_vec = */
+      [&](void* ptr, size_t) {
+        benchmark::DoNotOptimize(size);
+        benchmark::DoNotOptimize(ref);
+        ::new (ptr) VecT(size, ref);
+      });
+}
+ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_ConstructFromSizeRef, TrivialType);
+ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_ConstructFromSizeRef, NontrivialType);
+
+template <typename T, size_t ToSize>
+void BM_ConstructFromRange(benchmark::State& state) {
+  using VecT = InlVec<T>;
+  std::array<T, ToSize> arr{};
+  BatchedBenchmark<T>(
+      state,
+      /* prepare_vec = */ [](InlVec<T>* vec, size_t) { vec->~VecT(); },
+      /* test_vec = */
+      [&](void* ptr, size_t) {
+        benchmark::DoNotOptimize(arr);
+        ::new (ptr) VecT(arr.begin(), arr.end());
+      });
+}
+ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_ConstructFromRange, TrivialType);
+ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_ConstructFromRange, NontrivialType);
+
+template <typename T, size_t ToSize>
+void BM_ConstructFromCopy(benchmark::State& state) {
+  using VecT = InlVec<T>;
+  VecT other_vec(ToSize);
+  BatchedBenchmark<T>(
+      state,
+      /* prepare_vec = */
+      [](InlVec<T>* vec, size_t) { vec->~VecT(); },
+      /* test_vec = */
+      [&](void* ptr, size_t) {
+        benchmark::DoNotOptimize(other_vec);
+        ::new (ptr) VecT(other_vec);
+      });
+}
+ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_ConstructFromCopy, TrivialType);
+ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_ConstructFromCopy, NontrivialType);
+
+template <typename T, size_t ToSize>
+void BM_ConstructFromMove(benchmark::State& state) {
+  using VecT = InlVec<T>;
+  std::array<VecT, kBatchSize> vector_batch{};
+  BatchedBenchmark<T>(
+      state,
+      /* prepare_vec = */
+      [&](InlVec<T>* vec, size_t i) {
+        vector_batch[i].clear();
+        vector_batch[i].resize(ToSize);
+        vec->~VecT();
+      },
+      /* test_vec = */
+      [&](void* ptr, size_t i) {
+        benchmark::DoNotOptimize(vector_batch[i]);
+        ::new (ptr) VecT(std::move(vector_batch[i]));
+      });
+}
+ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_ConstructFromMove, TrivialType);
+ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_ConstructFromMove, NontrivialType);
+
 template <typename T, size_t FromSize>
 void BM_Clear(benchmark::State& state) {
   BatchedBenchmark<T>(
       state,
-      /* prepare_vec = */ [](InlVec<T>* vec) { vec->resize(FromSize); },
-      /* test_vec = */ [](InlVec<T>* vec) { vec->clear(); });
+      /* prepare_vec = */ [](InlVec<T>* vec, size_t) { vec->resize(FromSize); },
+      /* test_vec = */ [](InlVec<T>* vec, size_t) { vec->clear(); });
 }
-BENCHMARK_TEMPLATE(BM_Clear, TrivialType, kLargeSize);
-BENCHMARK_TEMPLATE(BM_Clear, TrivialType, kSmallSize);
-BENCHMARK_TEMPLATE(BM_Clear, NontrivialType, kLargeSize);
-BENCHMARK_TEMPLATE(BM_Clear, NontrivialType, kSmallSize);
+ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_Clear, TrivialType);
+ABSL_INTERNAL_BENCHMARK_ONE_SIZE(BM_Clear, NontrivialType);
 
 }  // namespace