1 /*
2  * Copyright (C) 2021 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 // This file contains pre-canonical-types utility code and includes HAL
17 // utilities. LegacyUtils.h is the subset of these utilities that do not touch
18 // HAL.
19 
20 #include "HalUtils.h"
21 
22 #include "HalInterfaces.h"
23 
24 #include <android-base/logging.h>
25 #include <nnapi/TypeUtils.h>
26 #include <nnapi/hal/aidl/Conversions.h>
27 
28 #include <algorithm>
29 #include <iterator>
30 #include <type_traits>
31 #include <vector>
32 
33 namespace android::nn {
34 
nonExtensionOperandPerformance(aidl_hal::PerformanceInfo perf)35 std::vector<aidl_hal::OperandPerformance> nonExtensionOperandPerformance(
36         aidl_hal::PerformanceInfo perf) {
37     static constexpr ndk::enum_range<aidl_hal::OperandType> kOperandTypeRange;
38     std::vector<aidl_hal::OperandPerformance> ret;
39     ret.reserve(std::distance(kOperandTypeRange.begin(), kOperandTypeRange.end()));
40     for (aidl_hal::OperandType type : kOperandTypeRange) {
41         if (type != aidl_hal::OperandType::SUBGRAPH) {
42             ret.push_back(aidl_hal::OperandPerformance{type, perf});
43         }
44     }
45     std::sort(ret.begin(), ret.end(),
46               [](const aidl_hal::OperandPerformance& a, const aidl_hal::OperandPerformance& b) {
47                   return a.type < b.type;
48               });
49 
50     return ret;
51 }
52 
update(std::vector<aidl_hal::OperandPerformance> * operandPerformance,aidl_hal::OperandType type,aidl_hal::PerformanceInfo perf)53 void update(std::vector<aidl_hal::OperandPerformance>* operandPerformance,
54             aidl_hal::OperandType type, aidl_hal::PerformanceInfo perf) {
55     CHECK(operandPerformance != nullptr);
56     const auto it = std::lower_bound(operandPerformance->begin(), operandPerformance->end(), type,
57                                      [](const aidl_hal::OperandPerformance& perf,
58                                         aidl_hal::OperandType type) { return perf.type < type; });
59     CHECK(it != operandPerformance->end())
60             << toString(type) << " not in operand performance vector";
61     it->info = perf;
62 }
63 
isExtensionOperandType(aidl_hal::OperandType type)64 bool isExtensionOperandType(aidl_hal::OperandType type) {
65     return isExtension(convert(type).value());
66 }
67 
isNonExtensionScalar(aidl_hal::OperandType type)68 bool isNonExtensionScalar(aidl_hal::OperandType type) {
69     return isNonExtensionScalar(convert(type).value());
70 }
71 
72 }  // namespace android::nn
73