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.aarch64; 24 25 import jdk.vm.ci.meta.PlatformKind; 26 27 public enum AArch64Kind implements PlatformKind { 28 29 // scalar 30 BYTE(1), 31 WORD(2), 32 DWORD(4), 33 QWORD(8), 34 SINGLE(4), 35 DOUBLE(8), 36 37 // SIMD 38 V32_BYTE(4, BYTE), 39 V32_WORD(4, WORD), 40 V64_BYTE(8, BYTE), 41 V64_WORD(8, WORD), 42 V64_DWORD(8, DWORD), 43 V128_BYTE(16, BYTE), 44 V128_WORD(16, WORD), 45 V128_DWORD(16, DWORD), 46 V128_QWORD(16, QWORD), 47 V128_SINGLE(16, SINGLE), 48 V128_DOUBLE(16, DOUBLE); 49 50 private final int size; 51 private final int vectorLength; 52 53 private final AArch64Kind scalar; 54 private final EnumKey<AArch64Kind> key = new EnumKey<>(this); 55 56 AArch64Kind(int size) { 57 this.size = size; 58 this.scalar = this; 59 this.vectorLength = 1; 60 } 61 62 AArch64Kind(int size, AArch64Kind scalar) { 63 this.size = size; 64 this.scalar = scalar; 65 66 assert size % scalar.size == 0; 67 this.vectorLength = size / scalar.size; 68 } 69 70 public AArch64Kind getScalar() { 71 return scalar; 72 } 73 74 public int getSizeInBytes() { 75 return size; 76 } 77 78 public int getVectorLength() { 79 return vectorLength; 80 } 81 82 public Key getKey() { 83 return key; 84 } 85 86 public boolean isInteger() { 87 switch (this) { 88 case BYTE: 89 case WORD: 90 case DWORD: 91 case QWORD: 92 return true; 93 default: 94 return false; 95 } 96 } 97 98 public boolean isSIMD() { 99 switch (this) { 100 case SINGLE: 101 case DOUBLE: 102 case V32_BYTE: 103 case V32_WORD: 104 case V64_BYTE: 105 case V64_WORD: 106 case V64_DWORD: 107 case V128_BYTE: 108 case V128_WORD: 109 case V128_DWORD: 110 case V128_QWORD: 111 case V128_SINGLE: 112 case V128_DOUBLE: 113 return true; 114 default: 115 return false; 116 } 117 } 118 119 public char getTypeChar() { 120 switch (this) { 121 case BYTE: 122 return 'b'; 123 case WORD: 124 return 'w'; 125 case DWORD: 126 return 'd'; 127 case QWORD: 128 return 'q'; 129 case SINGLE: 130 return 'S'; 131 case DOUBLE: 132 return 'D'; 133 case V32_BYTE: 134 case V32_WORD: 135 case V64_BYTE: 136 case V64_WORD: 137 case V64_DWORD: 138 case V128_BYTE: 139 case V128_WORD: 140 case V128_DWORD: 141 case V128_QWORD: 142 case V128_SINGLE: 143 case V128_DOUBLE: 144 return 'v'; 145 default: 146 return '-'; 147 } 148 } 149 }