1 files changed, 53 insertions, 0 deletions
diff --git a/libs/hwui/tests/microbench/LinearAllocatorBench.cpp b/libs/hwui/tests/microbench/LinearAllocatorBench.cpp
new file mode 100644
index 000000000000..28513e438fe1
--- /dev/null
+++ b/libs/hwui/tests/microbench/LinearAllocatorBench.cpp
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <benchmark/Benchmark.h>
+
+#include "tests/microbench/MicroBench.h"
+#include "utils/LinearAllocator.h"
+
+#include <vector>
+
+using namespace android;
+using namespace android::uirenderer;
+
+BENCHMARK_NO_ARG(BM_LinearStdAllocator_vectorBaseline);
+void BM_LinearStdAllocator_vectorBaseline::Run(int iters) {
+    StartBenchmarkTiming();
+    for (int i = 0; i < iters; i++) {
+        std::vector<char> v;
+        for (int j = 0; j < 200; j++) {
+            v.push_back(j);
+        }
+        MicroBench::DoNotOptimize(&v);
+    }
+    StopBenchmarkTiming();
+}
+
+BENCHMARK_NO_ARG(BM_LinearStdAllocator_vector);
+void BM_LinearStdAllocator_vector::Run(int iters) {
+    StartBenchmarkTiming();
+    for (int i = 0; i < iters; i++) {
+        LinearAllocator la;
+        LinearStdAllocator<void*> stdAllocator(la);
+        std::vector<char, LinearStdAllocator<char> > v(stdAllocator);
+        for (int j = 0; j < 200; j++) {
+            v.push_back(j);
+        }
+        MicroBench::DoNotOptimize(&v);
+    }
+    StopBenchmarkTiming();
+}