1 /*
2 * Copyright (C) 2020 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "benchmark/benchmark.h"
18
19 #include "androidfw/CursorWindow.h"
20
21 namespace android {
22
BM_CursorWindowWrite(benchmark::State & state,size_t rows,size_t cols)23 static void BM_CursorWindowWrite(benchmark::State& state, size_t rows, size_t cols) {
24 CursorWindow* w;
25 CursorWindow::create(String8("test"), 1 << 21, &w);
26
27 while (state.KeepRunning()) {
28 w->clear();
29 w->setNumColumns(cols);
30 for (int row = 0; row < rows; row++) {
31 w->allocRow();
32 for (int col = 0; col < cols; col++) {
33 w->putLong(row, col, 0xcafe);
34 }
35 }
36 }
37 }
38
BM_CursorWindowWrite4x4(benchmark::State & state)39 static void BM_CursorWindowWrite4x4(benchmark::State& state) {
40 BM_CursorWindowWrite(state, 4, 4);
41 }
42 BENCHMARK(BM_CursorWindowWrite4x4);
43
BM_CursorWindowWrite1Kx4(benchmark::State & state)44 static void BM_CursorWindowWrite1Kx4(benchmark::State& state) {
45 BM_CursorWindowWrite(state, 1024, 4);
46 }
47 BENCHMARK(BM_CursorWindowWrite1Kx4);
48
BM_CursorWindowWrite16Kx4(benchmark::State & state)49 static void BM_CursorWindowWrite16Kx4(benchmark::State& state) {
50 BM_CursorWindowWrite(state, 16384, 4);
51 }
52 BENCHMARK(BM_CursorWindowWrite16Kx4);
53
BM_CursorWindowRead(benchmark::State & state,size_t rows,size_t cols)54 static void BM_CursorWindowRead(benchmark::State& state, size_t rows, size_t cols) {
55 CursorWindow* w;
56 CursorWindow::create(String8("test"), 1 << 21, &w);
57 w->setNumColumns(cols);
58 for (int row = 0; row < rows; row++) {
59 w->allocRow();
60 }
61
62 while (state.KeepRunning()) {
63 for (int row = 0; row < rows; row++) {
64 for (int col = 0; col < cols; col++) {
65 w->getFieldSlot(row, col);
66 }
67 }
68 }
69 }
70
BM_CursorWindowRead4x4(benchmark::State & state)71 static void BM_CursorWindowRead4x4(benchmark::State& state) {
72 BM_CursorWindowRead(state, 4, 4);
73 }
74 BENCHMARK(BM_CursorWindowRead4x4);
75
BM_CursorWindowRead1Kx4(benchmark::State & state)76 static void BM_CursorWindowRead1Kx4(benchmark::State& state) {
77 BM_CursorWindowRead(state, 1024, 4);
78 }
79 BENCHMARK(BM_CursorWindowRead1Kx4);
80
BM_CursorWindowRead16Kx4(benchmark::State & state)81 static void BM_CursorWindowRead16Kx4(benchmark::State& state) {
82 BM_CursorWindowRead(state, 16384, 4);
83 }
84 BENCHMARK(BM_CursorWindowRead16Kx4);
85
86 } // namespace android
87