Mercurial > hg > truffle
view graal/com.oracle.graal.compiler.hsail.test/src/com/oracle/graal/compiler/hsail/test/StaticMandelTest.java @ 17331:7b6e829e995a
Truffle: improve inlining performance warnings.
author | Christian Humer <christian.humer@gmail.com> |
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date | Fri, 03 Oct 2014 16:22:48 +0200 |
parents | 976c6cb2bf69 |
children |
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/* * 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.*; /** * Unit test that simulates the Mandelbrot application. The run method here is a static method * version of the original mandel kernel and the invoke parameters are for the starting point of the * mandel demo. Note: this will likely not pass the junit test on real hardware, but should pass on * the simulator. */ public class StaticMandelTest extends GraalKernelTester { static final int initWidth = 768; static final int initHeight = initWidth; static final int maxIterations = 64; static final int range = initWidth * initHeight; @Result private int[] rgb = new int[range]; public static void run(int[] rgb, int[] pallette, float xoffset, float yoffset, float scale, int gid) { final int width = initWidth; final int height = initHeight; 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 * zx + zy * zy < 8) { newzx = zx * zx - zy * zy + lx; zy = 2 * zx * zy + ly; zx = newzx; count++; } rgb[gid] = pallette[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); /** * Call it for a range, specifying testmethod args (but not the fields it uses or the gid * argument). */ dispatchMethodKernel(range, rgb, palette, -1f, 0f, 3f); } @Test public void test() { testGeneratedHsail(); } }