1 /*
2  * Copyright (C) 2017 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 "TestNeuralNetworksWrapper.h"
18 
19 #ifndef NNTEST_ONLY_PUBLIC_API
20 #include "Manager.h"
21 #include "Utils.h"
22 #endif
23 
24 #include <android-base/logging.h>
25 #include <gtest/gtest.h>
26 #include <cctype>
27 #include <iostream>
28 #include <string>
29 
30 using namespace android::nn::test_wrapper;
31 
32 // We run through the test suite several times, by invoking test() several
33 // times.  Each run is a "pass".
34 
35 // Bitmask of passes we're allowed to run.
36 static uint64_t allowedPasses = ~uint64_t(0);
37 
38 // DeviceManager::setUseCpuOnly() and Execution::setComputeUsesSynchronousAPI()
39 // according to arguments, and return RUN_ALL_TESTS().  It is unspecified what
40 // values those settings have when this function returns.
41 //
42 // EXCEPTION: If NNTEST_ONLY_PUBLIC_API is defined, then we cannot call
43 // non-public DeviceManager::setUseCpuOnly(); we assume the setting is always
44 // false, and if we are asked to set it to true, we return 0 ("success") without
45 // running tests.
46 //
47 // EXCEPTION: If NNTEST_ONLY_PUBLIC_API is defined, then we cannot call
48 // non-public DeviceManager::setSyncExecHal(); we assume the setting is always
49 // true, and if we are asked to set it to false, we return 0 ("success") without
50 // running tests.
test(bool useCpuOnly,Execution::ComputeMode computeMode,bool allowSyncExecHal=true)51 static int test(bool useCpuOnly, Execution::ComputeMode computeMode, bool allowSyncExecHal = true) {
52     uint32_t passIndex =
53             (useCpuOnly << 0) + (static_cast<uint32_t>(computeMode) << 1) + (allowSyncExecHal << 3);
54 
55 #ifdef NNTEST_ONLY_PUBLIC_API
56     if (useCpuOnly || !allowSyncExecHal) {
57         return 0;
58     }
59 #else
60     android::nn::DeviceManager::get()->setUseCpuOnly(useCpuOnly);
61     android::nn::DeviceManager::get()->setSyncExecHal(allowSyncExecHal);
62 #endif
63 
64     Execution::setComputeMode(computeMode);
65 
66     auto computeModeText = [computeMode] {
67         switch (computeMode) {
68             case Execution::ComputeMode::SYNC:
69                 return "ComputeMode::SYNC";
70             case Execution::ComputeMode::ASYNC:
71                 return "ComputeMode::ASYNC";
72             case Execution::ComputeMode::BURST:
73                 return "ComputeMode::BURST";
74         }
75         return "<unknown ComputeMode>";
76     };
77 
78     LOG(INFO) << "test(useCpuOnly = " << useCpuOnly << ", computeMode = " << computeModeText()
79               << ", allowSyncExecHal = " << allowSyncExecHal << ")  // pass " << passIndex;
80     std::cout << "[**********] useCpuOnly = " << useCpuOnly
81               << ", computeMode = " << computeModeText()
82               << ", allowSyncExecHal = " << allowSyncExecHal << "  // pass " << passIndex
83               << std::endl;
84 
85     if (!((uint64_t(1) << passIndex) & allowedPasses)) {
86         LOG(INFO) << "SKIPPED PASS";
87         std::cout << "SKIPPED PASS" << std::endl;
88         return 0;
89     }
90 
91     return RUN_ALL_TESTS();
92 }
93 
checkArgs(int argc,char ** argv,int nextArg)94 void checkArgs(int argc, char** argv, int nextArg) {
95     if (nextArg != argc) {
96         std::cerr << "Unexpected argument: " << argv[nextArg] << std::endl;
97         exit(1);
98     }
99 }
100 
main(int argc,char ** argv)101 int main(int argc, char** argv) {
102     ::testing::InitGoogleTest(&argc, argv);
103 
104     if ((argc > 1) && std::isdigit(argv[1][0])) {
105         allowedPasses = std::stoull(argv[1]);
106         checkArgs(argc, argv, 2);
107     } else {
108         checkArgs(argc, argv, 1);
109     }
110 
111 #ifndef NNTEST_ONLY_PUBLIC_API
112     android::nn::initVLogMask();
113 #endif
114 
115     int n = test(/*useCpuOnly=*/false, Execution::ComputeMode::ASYNC) |
116             test(/*useCpuOnly=*/false, Execution::ComputeMode::SYNC) |
117             test(/*useCpuOnly=*/true, Execution::ComputeMode::ASYNC) |
118             test(/*useCpuOnly=*/true, Execution::ComputeMode::SYNC);
119 
120     // Now try disabling use of synchronous execution HAL.
121     //
122     // Whether or not the use of synchronous execution HAL is enabled should make no
123     // difference when useCpuOnly = true; we already ran test(true, *, true) above,
124     // so there's no reason to run test(true, *, false) now.
125     n |= test(/*useCpuOnly=*/false, Execution::ComputeMode::ASYNC, /*allowSyncExecHal=*/false) |
126          test(/*useCpuOnly=*/false, Execution::ComputeMode::SYNC, /*allowSyncExecHal=*/false);
127 
128     // Now try execution using a burst.
129     //
130     // The burst path is off by default in these tests. This is the first case
131     // where it is turned on. Both "useCpuOnly" and "allowSyncExecHal" are
132     // irrelevant here because the burst path is separate from both.
133     n |= test(/*useCpuOnly=*/false, Execution::ComputeMode::BURST);
134 
135     return n;
136 }
137