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 2 31 /// CHECK-DAG: <<C3:i\d+>> IntConstant 3 32 /// CHECK-DAG: <<C4:i\d+>> IntConstant 4 33 /// CHECK-DAG: <<L5:j\d+>> LongConstant 5 34 /// CHECK-DAG: <<F2:f\d+>> FloatConstant 2 35 /// CHECK-DAG: <<D20:d\d+>> DoubleConstant 20 36 // 37 /// CHECK-DAG: VecReplicateScalar [<<C1>>] 38 /// CHECK-DAG: movi v{{[0-9]+}}.16b, #0x1 39 /// CHECK-DAG: VecReplicateScalar [<<C2>>] 40 /// CHECK-DAG: movi v{{[0-9]+}}.8h, #0x2, lsl #0 41 /// CHECK-DAG: VecReplicateScalar [<<C3>>] 42 /// CHECK-DAG: movi v{{[0-9]+}}.8h, #0x3, lsl #0 43 /// CHECK-DAG: VecReplicateScalar [<<C4>>] 44 /// CHECK-DAG: movi v{{[0-9]+}}.4s, #0x4, lsl #0 45 /// CHECK-DAG: VecReplicateScalar [<<L5>>] 46 /// CHECK-DAG: dup v{{[0-9]+}}.2d, x{{[0-9]+}} 47 /// CHECK-DAG: VecReplicateScalar [<<F2>>] 48 /// CHECK-DAG: fmov v{{[0-9]+}}.4s, #0x0 49 /// CHECK-DAG: VecReplicateScalar [<<D20>>] 50 /// CHECK-DAG: fmov v{{[0-9]+}}.2d, #0x34 encodableConstants(byte[] b, short[] s, char[] c, int[] a, long[] l, float[] f, double[] d)51 private static void encodableConstants(byte[] b, short[] s, char[] c, int[] a, long[] l, float[] f, double[] d) { 52 for (int i = 0; i < ARRAY_SIZE; i++) { 53 b[i] += 1; 54 } 55 for (int i = 0; i < ARRAY_SIZE; i++) { 56 s[i] += 2; 57 } 58 for (int i = 0; i < ARRAY_SIZE; i++) { 59 c[i] += 3; 60 } 61 for (int i = 0; i < ARRAY_SIZE; i++) { 62 a[i] += 4; 63 } 64 for (int i = 0; i < ARRAY_SIZE; i++) { 65 l[i] += 5; 66 } 67 for (int i = 0; i < ARRAY_SIZE; i++) { 68 f[i] += 2.0f; 69 } 70 for (int i = 0; i < ARRAY_SIZE; i++) { 71 d[i] += 20.0; 72 } 73 } 74 sumArray(byte[] b, short[] s, char[] c, int[] a, long[] l, float[] f, double[] d)75 private static int sumArray(byte[] b, short[] s, char[] c, int[] a, long[] l, float[] f, double[] d) { 76 int sum = 0; 77 for (int i = 0; i < ARRAY_SIZE; i++) { 78 sum += b[i] + s[i] + c[i] + a[i] + l[i] + f[i] + d[i]; 79 } 80 return sum; 81 } 82 83 public static final int ARRAY_SIZE = 100; 84 main(String[] args)85 public static void main(String[] args) { 86 byte[] b = new byte[ARRAY_SIZE]; 87 short[] s = new short[ARRAY_SIZE]; 88 char[] c = new char[ARRAY_SIZE]; 89 int[] a = new int[ARRAY_SIZE]; 90 long[] l = new long[ARRAY_SIZE]; 91 float[] f = new float[ARRAY_SIZE]; 92 double[] d = new double[ARRAY_SIZE]; 93 94 encodableConstants(b, s, c, a, l, f, d); 95 expectEquals(3700, sumArray(b, s, c, a, l, f, d)); 96 97 System.out.println("passed"); 98 } 99 } 100