1 /*
   2  * Copyright (c) 2017, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 import jdk.experimental.value.ValueType;
  27 
  28 import java.lang.invoke.MethodHandle;
  29 import java.lang.invoke.MethodHandles;
  30 
  31 import static java.lang.invoke.MethodType.methodType;
  32 
  33 public class VectorLibrary {
  34     private static MethodHandles.Lookup LOOKUP = MethodHandles.lookup();
  35 
  36     static public class Scalar {
  37         static final MethodHandle ZERO_L = MethodHandles.constant(long.class, 0L);
  38         static final MethodHandle ADD_L  = Utils.compute(() -> LOOKUP.findStatic(Long.class, "sum", methodType(long.class, long.class, long.class)));
  39     }
  40 
  41     static public class L2 {
  42         static final MethodHandle FACTORY = Long2.FACTORY;
  43         static final ValueType<?> VT = ValueType.forClass(Long2.class);
  44 
  45         public static final MethodHandle ADD_L  = VectorUtils.lift(VT, Scalar.ADD_L, FACTORY);          // (QLong2,QLong2)QLong2
  46         public static final MethodHandle HADD_L = VectorUtils.reducer(VT, Scalar.ADD_L, Scalar.ZERO_L); // (long,QLong2)long
  47     }
  48 }
  49