/* * Copyright (c) 2008, 2020, 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. */ /* * @test * * @summary converted from VM Testbase jit/wide/wide02. * VM Testbase keywords: [jit, quick] * * @library /vmTestbase * /test/lib * @build jit.wide.wide02.wide02 * @run driver ExecDriver --java jit.wide.wide02.wide02 */ package jit.wide.wide02; import nsk.share.TestFailure; /* Check for intermediate results that are too wide. The too-wide.java test will fail if the the result of the expression (f0+f24) is maintained in greater-than-float precision or if the result of the expression (d0+d53) is maintained in greater-than-double precision. */ class wide02 { static double twoto(int n) { double res = 1.0; while(n > 0) { res *= 2.0; n -= 1; } return res; } public static void main(String[] arg) { float f0 = (float) twoto(0); float f24 = (float) twoto(24); if(f0 + f24 + f0 == f24) System.out.println("Float test PASSES."); else throw new TestFailure("Float test FAILS"); double d0 = twoto(0); double d53 = twoto(53); if(d0 + d53 + d0 == d53) System.out.println("Double test PASSES."); else throw new TestFailure("Double test FAILS"); } }