1 /*
   2  * Copyright (c) 2014, 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  */
  24 
  25 package compiler.intrinsics.bmi;
  26 
  27 /**
  28  * Expression that should be replaced by particular instrinsic
  29  * or intruction during compilation.
  30  */
  31 public abstract class Expr {
  32 
  33     public static class MemI {
  34         public MemI(int i) {
  35             this.value = i;
  36         }
  37 
  38         public int value;
  39     }
  40 
  41     public static class MemL {
  42         public MemL(long l) {
  43             this.value = l;
  44         }
  45 
  46         public long value;
  47     }
  48 
  49     public boolean isUnaryArgumentSupported() {
  50         return false;
  51     }
  52 
  53     public boolean isIntExprSupported() {
  54         return false;
  55     }
  56 
  57     public boolean isBinaryArgumentSupported() {
  58         return false;
  59     }
  60 
  61     public boolean isLongExprSupported() {
  62         return false;
  63     }
  64 
  65     public boolean isMemExprSupported() {
  66         return false;
  67     }
  68 
  69     public int intExpr(int reg) {
  70         throw new UnsupportedOperationException();
  71     }
  72 
  73     public int intExpr(MemI mem) {
  74         throw new UnsupportedOperationException();
  75     }
  76 
  77     public int intExpr(int a, int b) {
  78         throw new UnsupportedOperationException();
  79     }
  80 
  81     public int intExpr(int a, MemI b) {
  82         throw new UnsupportedOperationException();
  83     }
  84 
  85     public int intExpr(MemI a, int b) {
  86         throw new UnsupportedOperationException();
  87     }
  88 
  89     public int intExpr(MemI a, MemI b) {
  90         throw new UnsupportedOperationException();
  91     }
  92 
  93     public long longExpr(long reg) {
  94         throw new UnsupportedOperationException();
  95     }
  96 
  97     public long longExpr(MemL mem) {
  98         throw new UnsupportedOperationException();
  99     }
 100 
 101     public long longExpr(long a, long b) {
 102         throw new UnsupportedOperationException();
 103     }
 104 
 105     public long longExpr(long a, MemL b) {
 106         throw new UnsupportedOperationException();
 107     }
 108 
 109     public long longExpr(MemL a, long b) {
 110         throw new UnsupportedOperationException();
 111     }
 112 
 113     public long longExpr(MemL a, MemL b) {
 114         throw new UnsupportedOperationException();
 115     }
 116 
 117     public static class BMIExpr extends Expr {
 118 
 119         public boolean isMemExprSupported() {
 120             return true;
 121         }
 122     }
 123 
 124     public static class BMIBinaryExpr extends BMIExpr {
 125 
 126         public boolean isBinaryArgumentSupported() {
 127             return true;
 128         }
 129 
 130     }
 131 
 132     public static class BMIUnaryExpr extends BMIExpr {
 133         public boolean isUnaryArgumentSupported() {
 134             return true;
 135         }
 136     }
 137 
 138     public static class BMIBinaryIntExpr extends BMIBinaryExpr {
 139         public boolean isIntExprSupported() {
 140             return true;
 141         }
 142     }
 143 
 144     public static class BMIBinaryLongExpr extends BMIBinaryExpr {
 145         public boolean isLongExprSupported() {
 146             return true;
 147         }
 148     }
 149 
 150     public static class BMIUnaryIntExpr extends BMIUnaryExpr {
 151         public boolean isIntExprSupported() {
 152             return true;
 153         }
 154     }
 155 
 156     public static class BMIUnaryLongExpr extends BMIUnaryExpr {
 157         public boolean isLongExprSupported() {
 158             return true;
 159         }
 160     }
 161 
 162     public static class BitCountingExpr extends Expr {
 163         public boolean isUnaryArgumentSupported() {
 164             return true;
 165         }
 166     }
 167 
 168     public static class BitCountingIntExpr extends BitCountingExpr {
 169         public boolean isIntExprSupported() {
 170             return true;
 171         }
 172     }
 173 
 174     public static class BitCountingLongExpr extends BitCountingExpr {
 175         public boolean isLongExprSupported() {
 176             return true;
 177         }
 178     }
 179 }