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 MASK8(1), 51 MASK16(2), 52 MASK32(4), 53 MASK64(8); 54 55 private final int size; 56 private final int vectorLength; 57 58 private final AArch64Kind scalar; 59 private final EnumKey<AArch64Kind> key = new EnumKey<>(this); 60 61 AArch64Kind(int size) { 62 this.size = size; 63 this.scalar = this; 64 this.vectorLength = 1; 65 } 66 67 AArch64Kind(int size, AArch64Kind scalar) { 68 this.size = size; 69 this.scalar = scalar; 70 71 assert size % scalar.size == 0; 72 this.vectorLength = size / scalar.size; 73 } 74 75 public AArch64Kind getScalar() { 76 return scalar; 77 } 78 79 public int getSizeInBytes() { 80 return size; 81 } 82 83 public int getVectorLength() { 84 return vectorLength; 85 } 86 87 public Key getKey() { 88 return key; 89 } 90 91 public boolean isInteger() { 92 switch (this) { 93 case BYTE: 94 case WORD: 95 case DWORD: 96 case QWORD: 97 return true; 98 default: 99 return false; 100 } 101 } 102 103 public boolean isSIMD() { 104 switch (this) { 105 case SINGLE: 106 case DOUBLE: 107 case V32_BYTE: 108 case V32_WORD: 109 case V64_BYTE: 110 case V64_WORD: 111 case V64_DWORD: 112 case V128_BYTE: 113 case V128_WORD: 114 case V128_DWORD: 115 case V128_QWORD: 116 case V128_SINGLE: 117 case V128_DOUBLE: 118 return true; 119 default: 120 return false; 121 } 122 } 123 124 public boolean isMask() { 125 switch (this) { 126 case MASK8: 127 case MASK16: 128 case MASK32: 129 case MASK64: 130 return true; 131 default: 132 return false; 133 } 134 } 135 136 public char getTypeChar() { 137 switch (this) { 138 case BYTE: 139 return 'b'; 140 case WORD: 141 return 'w'; 142 case DWORD: 143 return 'd'; 144 case QWORD: 145 return 'q'; 146 case SINGLE: 147 return 'S'; 148 case DOUBLE: 149 return 'D'; 150 case V32_BYTE: 151 case V32_WORD: 152 case V64_BYTE: 153 case V64_WORD: 154 case V64_DWORD: 155 case V128_BYTE: 156 case V128_WORD: 157 case V128_DWORD: 158 case V128_QWORD: 159 case V128_SINGLE: 160 case V128_DOUBLE: 161 return 'v'; 162 case MASK8: 163 case MASK16: 164 case MASK32: 165 case MASK64: 166 return 'k'; 167 default: 168 return '-'; 169 } 170 } 171 }