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 <audio_utils/intrinsic_utils.h>
18 
19 #include <gtest/gtest.h>
20 
21 template <typename D>
22 class IntrisicUtilsTest : public ::testing::Test { };
23 
24 // Basic intrinsic tests which are run on the simple scalar types (no NEON SIMD vector registers).
25 using FloatTypes = ::testing::Types<float, double>;
26 TYPED_TEST_CASE(IntrisicUtilsTest, FloatTypes);
27 
TYPED_TEST(IntrisicUtilsTest,vadd)28 TYPED_TEST(IntrisicUtilsTest, vadd) {
29     constexpr TypeParam a = 0.25f;
30     constexpr TypeParam b = 0.5f;
31     constexpr TypeParam result = a + b;
32     ASSERT_EQ(result, android::audio_utils::intrinsics::vadd(a, b));
33 }
34 
TYPED_TEST(IntrisicUtilsTest,vdupn)35 TYPED_TEST(IntrisicUtilsTest, vdupn) {
36     constexpr TypeParam value = 1.f;
37     ASSERT_EQ(value, android::audio_utils::intrinsics::vdupn<TypeParam>(value));
38 }
39 
TYPED_TEST(IntrisicUtilsTest,vld1)40 TYPED_TEST(IntrisicUtilsTest, vld1) {
41     constexpr TypeParam value = 2.f;
42     ASSERT_EQ(value, android::audio_utils::intrinsics::vld1<TypeParam>(&value));
43 }
44 
TYPED_TEST(IntrisicUtilsTest,vmla)45 TYPED_TEST(IntrisicUtilsTest, vmla) {
46     constexpr TypeParam a = 2.125f;
47     constexpr TypeParam b = 2.25f;
48     constexpr TypeParam c = 2.5f;
49     constexpr TypeParam result = c + a * b;
50     ASSERT_EQ(result, android::audio_utils::intrinsics::vmla(c, a, b));
51 }
52 
TYPED_TEST(IntrisicUtilsTest,vmul)53 TYPED_TEST(IntrisicUtilsTest, vmul) {
54     constexpr TypeParam a = 2.25f;
55     constexpr TypeParam b = 2.5f;
56     constexpr TypeParam result = a * b;
57     ASSERT_EQ(result, android::audio_utils::intrinsics::vmul(a, b));
58 }
59 
TYPED_TEST(IntrisicUtilsTest,vneg)60 TYPED_TEST(IntrisicUtilsTest, vneg) {
61     constexpr TypeParam value = 3.125f;
62     ASSERT_EQ(-value, android::audio_utils::intrinsics::vneg(value));
63 }
64 
TYPED_TEST(IntrisicUtilsTest,vst1)65 TYPED_TEST(IntrisicUtilsTest, vst1) {
66     constexpr TypeParam value = 2.f;
67     TypeParam destination = 1.f;
68     android::audio_utils::intrinsics::vst1(
69             &destination, android::audio_utils::intrinsics::vdupn<TypeParam>(value));
70     ASSERT_EQ(value, destination);
71 }
72 
TYPED_TEST(IntrisicUtilsTest,vsub)73 TYPED_TEST(IntrisicUtilsTest, vsub) {
74     constexpr TypeParam a = 1.25f;
75     constexpr TypeParam b = 1.5f;
76     constexpr TypeParam result = a - b;
77     ASSERT_EQ(result, android::audio_utils::intrinsics::vsub(a, b));
78 }
79