1 /*
   2  * Copyright (c) 2015, 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.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package jdk.vm.ci.sparc;
  24 
  25 import jdk.vm.ci.meta.PlatformKind;
  26 
  27 public enum SPARCKind implements PlatformKind {
  28     BYTE(1),
  29     HWORD(2),
  30     WORD(4),
  31     XWORD(8),
  32     SINGLE(4),
  33     DOUBLE(8),
  34     QUAD(16),
  35 
  36     V32_BYTE(4, BYTE),
  37     V32_HWORD(4, HWORD),
  38 
  39     V64_BYTE(8, BYTE),
  40     V64_HWORD(8, HWORD),
  41     V64_WORD(8, WORD),
  42     V64_SINGLE(8, SINGLE);
  43 
  44     private final int size;
  45     private final int vectorLength;
  46 
  47     private final SPARCKind scalar;
  48     private final EnumKey<SPARCKind> key = new EnumKey<>(this);
  49 
  50     SPARCKind(int size) {
  51         this.size = size;
  52         this.scalar = this;
  53         this.vectorLength = 1;
  54     }
  55 
  56     SPARCKind(int size, SPARCKind scalar) {
  57         this.size = size;
  58         this.scalar = scalar;
  59 
  60         assert size % scalar.size == 0;
  61         this.vectorLength = size / scalar.size;
  62     }
  63 
  64     public SPARCKind getScalar() {
  65         return scalar;
  66     }
  67 
  68     @Override
  69     public int getSizeInBytes() {
  70         return size;
  71     }
  72 
  73     public int getSizeInBits() {
  74         return getSizeInBytes() * 8;
  75     }
  76 
  77     @Override
  78     public int getVectorLength() {
  79         return vectorLength;
  80     }
  81 
  82     @Override
  83     public Key getKey() {
  84         return key;
  85     }
  86 
  87     public boolean isInteger() {
  88         switch (this) {
  89             case BYTE:
  90             case HWORD:
  91             case WORD:
  92             case XWORD:
  93                 return true;
  94             default:
  95                 return false;
  96         }
  97     }
  98 
  99     public boolean isFloat() {
 100         return !isInteger();
 101     }
 102 
 103     @Override
 104     public char getTypeChar() {
 105         switch (this) {
 106             case BYTE:
 107                 return 'b';
 108             case HWORD:
 109                 return 'h';
 110             case WORD:
 111                 return 'w';
 112             case XWORD:
 113                 return 'd';
 114             case SINGLE:
 115                 return 'S';
 116             case DOUBLE:
 117             case V64_BYTE:
 118             case V64_HWORD:
 119             case V64_WORD:
 120                 return 'D';
 121             default:
 122                 return '-';
 123         }
 124     }
 125 }