1 /*
   2  * Copyright (c) 2018, 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
  23  * questions.
  24  */
  25 package jdk.incubator.vector;
  26 
  27 /**
  28  * Operations on vectors that are not intrinsic candidates
  29  */
  30 @SuppressWarnings("cast")
  31 public final class ByteVectorHelper {
  32 
  33     private ByteVectorHelper() {}
  34 
  35     public interface BinaryOp {
  36         byte apply(int i, byte a, byte b);
  37     }
  38 
  39     public interface UnaryOp {
  40         byte apply(int i, byte a);
  41     }
  42 
  43     public static 
  44     ByteVector map(ByteVector va, ByteVector vb, BinaryOp op) {
  45         return va.bOp(vb, (i, a, b) -> op.apply(i, a, b));
  46     }
  47 
  48     public static 
  49     ByteVector map(ByteVector va, ByteVector vb, Vector.Mask<Byte> m, BinaryOp op) {
  50         return va.bOp(vb, m, (i, a, b) -> op.apply(i, a, b));
  51     }
  52 
  53     public static 
  54     ByteVector map(ByteVector va, UnaryOp op) {
  55         return va.uOp((i, a) -> op.apply(i, a));
  56     }
  57 
  58     public static 
  59     ByteVector map(ByteVector va, Vector.Mask<Byte> m, UnaryOp op) {
  60         return va.uOp(m, (i, a) -> op.apply(i, a));
  61     }
  62 
  63     public static 
  64     ByteVector div(ByteVector va, ByteVector vb) {
  65         return va.bOp(vb, (i, a, b) -> (byte) (a / b));
  66     }
  67 
  68     public static 
  69     ByteVector div(ByteVector va, ByteVector vb, Vector.Mask<Byte> m) {
  70         return va.bOp(vb, m, (i, a, b) -> (byte) (a / b));
  71     }
  72 
  73     public static 
  74     ByteVector mod(ByteVector va, ByteVector vb) {
  75         return va.bOp(vb, (i, a, b) -> (byte) (a % b));
  76     }
  77 
  78     public static 
  79     ByteVector mod(ByteVector va, ByteVector vb, Vector.Mask<Byte> m) {
  80         return va.bOp(vb, m, (i, a, b) -> (byte) (a % b));
  81     }
  82 
  83 
  84 
  85 }