diff options
Diffstat (limited to 'test/998-scoped-primitive-array/src/Main.java')
-rw-r--r-- | test/998-scoped-primitive-array/src/Main.java | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/test/998-scoped-primitive-array/src/Main.java b/test/998-scoped-primitive-array/src/Main.java deleted file mode 100644 index 630e0dc1b6..0000000000 --- a/test/998-scoped-primitive-array/src/Main.java +++ /dev/null @@ -1,85 +0,0 @@ -/* - * Copyright (C) 2015 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -public class Main { - public Main() {} - - // Measure adds the first and last element of the array by using ScopedPrimitiveArray. - static native long measureByteArray(long reps, byte[] arr); - static native long measureShortArray(long reps, short[] arr); - static native long measureIntArray(long reps, int[] arr); - static native long measureLongArray(long reps, long[] arr); - - static void checkEq(long expected, long value) { - if (expected != value) { - System.out.println("error: Expected " + expected + " but got " + value); - } - } - - static void runPerfTest(long reps) { - for (int length = 1; length <= 8192; length *= 8) { - byte[] bytes = new byte[length]; - bytes[0] = 1; - bytes[length - 1] = 2; - short[] shorts = new short[length]; - shorts[0] = 1; - shorts[length - 1] = 2; - int[] ints = new int[length]; - ints[0] = 1; - ints[length - 1] = 2; - long[] longs = new long[length]; - longs[0] = 1; - longs[length - 1] = 2; - long value = 0; - long elapsed = 0; - long start = 0; - - start = System.nanoTime(); - value = measureByteArray(reps, bytes); - elapsed = System.nanoTime() - start; - System.out.println("Byte length=" + length + " ns/op=" + (double) elapsed / reps); - checkEq(value, reps * (long) (bytes[0] + bytes[length - 1])); - - start = System.nanoTime(); - value = measureShortArray(reps, shorts); - elapsed = System.nanoTime() - start; - System.out.println("Short length=" + length + " ns/op=" + (double) elapsed / reps); - checkEq(value, reps * (long) (shorts[0] + shorts[length - 1])); - - start = System.nanoTime(); - value = measureIntArray(reps, ints); - elapsed = System.nanoTime() - start; - System.out.println("Int length=" + length + " ns/op=" + (double) elapsed / reps); - checkEq(value, reps * (ints[0] + ints[length - 1])); - - start = System.nanoTime(); - value = measureLongArray(reps, longs); - elapsed = System.nanoTime() - start; - System.out.println("Long length=" + length + " ns/op=" + (double) elapsed / reps); - checkEq(value, reps * (longs[0] + longs[length - 1])); - } - } - - public static void main(String[] args) { - System.loadLibrary(args[0]); - long iterations = 2000000; - if (args.length > 1) { - iterations = Long.parseLong(args[1], 10); - } - runPerfTest(iterations); - System.out.println("Done"); - } -} |