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annotate test/compiler/6378821/Test6378821.java @ 3011:f00918f35c7f

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inlining and runtime interface related changes: added codeSize() and compilerStorage() to RiMethod HotSpotMethodResolved uses reflective methods instead of vmIds and survives compilations HotSpotResolvedType.isInitialized not represented as field (can change) inlining stores graphs into method objects and reuses them
author Lukas Stadler <lukas.stadler@jku.at>
date Thu, 16 Jun 2011 20:36:17 +0200
parents c18cbe5936b8
children
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1 /*
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2 * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 /**
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25 * @test
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26 * @bug 6378821
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27 * @summary where available, bitCount() should use POPC on SPARC processors and AMD+10h
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28 *
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29 * @run main/othervm -Xcomp -XX:CompileOnly=Test6378821.fcomp Test6378821
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30 */
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31
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32 public class Test6378821 {
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33 static final int[] ia = new int[] { 0x12345678 };
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34 static final long[] la = new long[] { 0x12345678abcdefL };
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35
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36 public static void main(String [] args) {
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37 // Resolve the class and the method.
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38 Integer.bitCount(1);
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39 Long.bitCount(1);
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40
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41 sub(ia[0]);
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42 sub(la[0]);
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43 sub(ia);
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44 sub(la);
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45 }
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46
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47 static void check(int i, int expected, int result) {
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48 if (result != expected) {
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49 throw new InternalError("Wrong population count for " + i + ": " + result + " != " + expected);
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50 }
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51 }
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52
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53 static void check(long l, int expected, int result) {
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54 if (result != expected) {
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55 throw new InternalError("Wrong population count for " + l + ": " + result + " != " + expected);
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56 }
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57 }
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58
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59 static void sub(int i) { check(i, fint(i), fcomp(i) ); }
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60 static void sub(int[] ia) { check(ia[0], fint(ia), fcomp(ia)); }
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61 static void sub(long l) { check(l, fint(l), fcomp(l) ); }
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62 static void sub(long[] la) { check(la[0], fint(la), fcomp(la)); }
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63
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64 static int fint (int i) { return Integer.bitCount(i); }
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65 static int fcomp(int i) { return Integer.bitCount(i); }
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66
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67 static int fint (int[] ia) { return Integer.bitCount(ia[0]); }
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68 static int fcomp(int[] ia) { return Integer.bitCount(ia[0]); }
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69
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70 static int fint (long l) { return Long.bitCount(l); }
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71 static int fcomp(long l) { return Long.bitCount(l); }
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72
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73 static int fint (long[] la) { return Long.bitCount(la[0]); }
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74 static int fcomp(long[] la) { return Long.bitCount(la[0]); }
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75 }