1 /*
   2  * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package com.oracle.graal.compiler.hsail.test;
  25 
  26 import java.util.*;
  27 import org.junit.*;
  28 import com.oracle.graal.compiler.hsail.test.infra.GraalKernelTester;
  29 
  30 /**
  31  * Tests floating point square root.
  32  */
  33 public class FloatSqrtTest extends GraalKernelTester {
  34 
  35     static final int size = 128;
  36     static final float[] input = new float[size];
  37     @Result static final float[] output = new float[size];
  38     static float[] seed = new float[size];
  39     {
  40         for (int i = 0; i < seed.length; i++) {
  41             seed[i] = (float) Math.random();
  42         }
  43 
  44     }
  45 
  46     public static void run(float[] input1, float[] output1, int gid) {
  47         output1[gid] = (float) Math.sqrt(input1[gid]);
  48     }
  49 
  50     @Override
  51     public void runTest() {
  52         System.arraycopy(seed, 0, input, 0, seed.length);
  53         Arrays.fill(output, 0f);
  54         dispatchMethodKernel(64, input, output);
  55     }
  56 
  57     @Test
  58     public void test() {
  59         testGeneratedHsail();
  60     }
  61 }