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 /**
18  * Checker test for arm and arm64 simd optimizations.
19  */
20 public class Main {
21 
expectEquals(int expected, int result)22   private static void expectEquals(int expected, int result) {
23     if (expected != result) {
24       throw new Error("Expected: " + expected + ", found: " + result);
25     }
26   }
27 
28   /// CHECK-START-ARM64: void Main.encodableConstants(byte[], short[], char[], int[], long[], float[], double[]) disassembly (after)
29   /// CHECK-DAG: <<C1:i\d+>>   IntConstant 1
30   /// CHECK-DAG: <<C2:i\d+>>   IntConstant -128
31   /// CHECK-DAG: <<C3:i\d+>>   IntConstant 127
32   /// CHECK-DAG: <<C4:i\d+>>   IntConstant -219
33   /// CHECK-DAG: <<C5:i\d+>>   IntConstant 219
34   /// CHECK-DAG: <<L6:j\d+>>   LongConstant 219
35   /// CHECK-DAG: <<F7:f\d+>>   FloatConstant 2
36   /// CHECK-DAG: <<F8:f\d+>>   FloatConstant 14.34
37   /// CHECK-DAG: <<D9:d\d+>>   DoubleConstant 20
38   /// CHECK-DAG: <<D10:d\d+>>  DoubleConstant 0
39   //
40   /// CHECK-IF:     hasIsaFeature("sve")
41   //
42   ///     CHECK-DAG:               VecReplicateScalar [<<C1>>,{{j\d+}}]
43   ///     CHECK-DAG:               VecReplicateScalar [<<C2>>,{{j\d+}}]
44   ///     CHECK-DAG:               VecReplicateScalar [<<C3>>,{{j\d+}}]
45   ///     CHECK-DAG:               VecReplicateScalar [<<C4>>,{{j\d+}}]
46   ///     CHECK-DAG:               VecReplicateScalar [<<C5>>,{{j\d+}}]
47   ///     CHECK-DAG:               VecReplicateScalar [<<L6>>,{{j\d+}}]
48   ///     CHECK-DAG:               VecReplicateScalar [<<F7>>,{{j\d+}}]
49   ///     CHECK-DAG:               VecReplicateScalar [<<F8>>,{{j\d+}}]
50   ///     CHECK-DAG:               VecReplicateScalar [<<D9>>,{{j\d+}}]
51   ///     CHECK-DAG:               VecReplicateScalar [<<D10>>,{{j\d+}}]
52   //
53   /// CHECK-ELSE:
54   //
55   ///     CHECK-DAG:               VecReplicateScalar [<<C1>>]
56   ///     CHECK-DAG:               VecReplicateScalar [<<C2>>]
57   ///     CHECK-DAG:               VecReplicateScalar [<<C3>>]
58   ///     CHECK-DAG:               VecReplicateScalar [<<C4>>]
59   ///     CHECK-DAG:               VecReplicateScalar [<<C5>>]
60   ///     CHECK-DAG:               VecReplicateScalar [<<L6>>]
61   ///     CHECK-DAG:               VecReplicateScalar [<<F7>>]
62   ///     CHECK-DAG:               VecReplicateScalar [<<F8>>]
63   ///     CHECK-DAG:               VecReplicateScalar [<<D9>>]
64   ///     CHECK-DAG:               VecReplicateScalar [<<D10>>]
65   //
66   /// CHECK-FI:
encodableConstants(byte[] b, short[] s, char[] c, int[] a, long[] l, float[] f, double[] d)67   private static void encodableConstants(byte[] b, short[] s, char[] c, int[] a, long[] l, float[] f, double[] d) {
68     for (int i = 0; i < ARRAY_SIZE; i++) {
69       b[i] += 1;
70     }
71     for (int i = 0; i < ARRAY_SIZE; i++) {
72       s[i] += -128;
73     }
74     for (int i = 0; i < ARRAY_SIZE; i++) {
75       c[i] += 127;
76     }
77     for (int i = 0; i < ARRAY_SIZE; i++) {
78       a[i] += -219;
79     }
80     for (int i = 0; i < ARRAY_SIZE; i++) {
81       a[i] += 219;
82     }
83     for (int i = 0; i < ARRAY_SIZE; i++) {
84       l[i] += 219;
85     }
86     for (int i = 0; i < ARRAY_SIZE; i++) {
87       f[i] += 2.0f;
88     }
89     for (int i = 0; i < ARRAY_SIZE; i++) {
90       f[i] += 14.34f;
91     }
92     for (int i = 0; i < ARRAY_SIZE; i++) {
93       d[i] += 20.0;
94     }
95     for (int i = 0; i < ARRAY_SIZE; i++) {
96       d[i] += 0.0;
97     }
98   }
99 
sumArray(byte[] b, short[] s, char[] c, int[] a, long[] l, float[] f, double[] d)100   private static int sumArray(byte[] b, short[] s, char[] c, int[] a, long[] l, float[] f, double[] d) {
101     int sum = 0;
102     for (int i = 0; i < ARRAY_SIZE; i++) {
103       sum += b[i] + s[i] + c[i] + a[i] + l[i] + f[i] + d[i];
104     }
105     return sum;
106   }
107 
108   public static final int ARRAY_SIZE = 128;
109 
main(String[] args)110   public static void main(String[] args) {
111     byte[] b = new byte[ARRAY_SIZE];
112     short[] s = new short[ARRAY_SIZE];
113     char[] c = new char[ARRAY_SIZE];
114     int[] a = new int[ARRAY_SIZE];
115     long[] l = new long[ARRAY_SIZE];
116     float[] f = new float[ARRAY_SIZE];
117     double[] d = new double[ARRAY_SIZE];
118 
119     encodableConstants(b, s, c, a, l, f, d);
120     expectEquals(32640, sumArray(b, s, c, a, l, f, d));
121 
122     System.out.println("passed");
123   }
124 }
125