--- /dev/null 2013-07-08 15:00:24.000000000 -0700 +++ new/graal/com.oracle.graal.compiler.hsail.test/src/com/oracle/graal/compiler/hsail/test/FcompUnorderedTest.java 2013-07-08 15:00:23.000000000 -0700 @@ -0,0 +1,90 @@ +/* + * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +package com.oracle.graal.compiler.hsail.test; + +import org.junit.*; + +import com.oracle.graal.compiler.hsail.test.infra.*; + +/** + * This was a version of Mandel Test that happened to generate a Nan and so was useful for testing + * ordered and unordered comparison. However, we should probably replace this with a test (or set of + * tests) that is more focussed on Nan and comparisons. + */ +public class FcompUnorderedTest extends GraalKernelTester { + + static final int initialWidth = 5; + static final int initialHeight = initialWidth; + static final int range = 25; + @Result private int[] rgb = new int[range]; + private float[] lxresult = new float[range]; + + public static void run(int[] rgb, float xoffset, float yoffset, float scale, int gid) { + final int width = initialWidth; + final int height = initialHeight; + final int maxIterations = 64; + float lx = (((gid % width * scale) - ((scale / 2) * width)) / width) + xoffset; + float ly = (((gid / width * scale) - ((scale / 2) * height)) / height) + yoffset; + int count = 0; + float zx = lx; + float zy = ly; + float newzx = 0f; + /** + * Iterate until the algorithm converges or until maxIterations are reached. + */ + while (count < maxIterations && zx < 8) { + newzx = zx * zx - zy * zy + lx; + zy = 2 * zx * zy + ly; + zx = newzx; + count++; + } + rgb[gid] = count; + } + + void setupPalette(int[] in) { + for (int i = 0; i < in.length; i++) { + in[i] = i; + } + } + + @Override + public void runTest() { + int[] palette = new int[256]; + setupPalette(palette); + for (int i = 0; i < range; i++) { + lxresult[i] = -1; + } + /* + * Call it for a range, specifying testmethod args (but not the fields it uses or the gid + * argument). + */ + dispatchMethodKernel(range, rgb, 1.0f, 1.0f, 1.0f); + } + + @Test + public void test() { + testGeneratedHsail(); + } + +}