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     private SPARCKind(int size) {
  51         this.size = size;
  52         this.scalar = this;
  53         this.vectorLength = 1;
  54     }
  55 
  56     private 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     public int getSizeInBytes() {
  69         return size;
  70     }
  71 
  72     public int getSizeInBits() {
  73         return getSizeInBytes() * 8;
  74     }
  75 
  76     public int getVectorLength() {
  77         return vectorLength;
  78     }
  79 
  80     public Key getKey() {
  81         return key;
  82     }
  83 
  84     public boolean isInteger() {
  85         switch (this) {
  86             case BYTE:
  87             case HWORD:
  88             case WORD:
  89             case XWORD:
  90                 return true;
  91             default:
  92                 return false;
  93         }
  94     }
  95 
  96     public boolean isFloat() {
  97         return !isInteger();
  98     }
  99 
 100     public char getTypeChar() {
 101         switch (this) {
 102             case BYTE:
 103                 return 'b';
 104             case HWORD:
 105                 return 'h';
 106             case WORD:
 107                 return 'w';
 108             case XWORD:
 109                 return 'd';
 110             case SINGLE:
 111                 return 'S';
 112             case DOUBLE:
 113             case V64_BYTE:
 114             case V64_HWORD:
 115             case V64_WORD:
 116                 return 'D';
 117             default:
 118                 return '-';
 119         }
 120     }
 121 }