/*

 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 *

 */

/**

 * Expression that should be replaced by particular instrinsic

 * or intruction during compilation.

 */

public abstract class Expr {

    public static class MemI {

        public MemI(int i) {

            this.value = i;

        }

        public int value;

    }

    public static class MemL {

        public MemL(long l) {

            this.value = l;

        }

        public long value;

    }

    public boolean isUnaryArgumentSupported() {

        return false;

    }

    public boolean isIntExprSupported() {

        return false;

    }

    public boolean isBinaryArgumentSupported() {

        return false;

    }

    public boolean isLongExprSupported() {

        return false;

    }

    public boolean isMemExprSupported() {

        return false;

    }

    public int intExpr(int reg) {

        throw new UnsupportedOperationException();

    }

    public int intExpr(MemI mem) {

        throw new UnsupportedOperationException();

    }

    public int intExpr(int a, int b) {

        throw new UnsupportedOperationException();

    }

    public int intExpr(int a, MemI b) {

        throw new UnsupportedOperationException();

    }

    public int intExpr(MemI a, int b) {

        throw new UnsupportedOperationException();

    }

    public int intExpr(MemI a, MemI b) {

        throw new UnsupportedOperationException();

    }

    public long longExpr(long reg) {

        throw new UnsupportedOperationException();

    }

    public long longExpr(MemL mem) {

        throw new UnsupportedOperationException();

    }

    public long longExpr(long a, long b) {

        throw new UnsupportedOperationException();

    }

    public long longExpr(long a, MemL b) {

        throw new UnsupportedOperationException();

    }

    public long longExpr(MemL a, long b) {

        throw new UnsupportedOperationException();

    }

    public long longExpr(MemL a, MemL b) {

        throw new UnsupportedOperationException();

    }

    public static class BMIExpr extends Expr {

        public boolean isMemExprSupported() {

            return true;

        }

    }

    public static class BMIBinaryExpr extends BMIExpr {

        public boolean isBinaryArgumentSupported() {

            return true;

        }

    }

    public static class BMIUnaryExpr extends BMIExpr {

        public boolean isUnaryArgumentSupported() {

            return true;

        }

    }

    public static class BMIBinaryIntExpr extends BMIBinaryExpr {

        public boolean isIntExprSupported() {

            return true;

        }

    }

    public static class BMIBinaryLongExpr extends BMIBinaryExpr {

        public boolean isLongExprSupported() {

            return true;

        }

    }

    public static class BMIUnaryIntExpr extends BMIUnaryExpr {

        public boolean isIntExprSupported() {

            return true;

        }

    }

    public static class BMIUnaryLongExpr extends BMIUnaryExpr {

        public boolean isLongExprSupported() {

            return true;

        }

    }

    public static class BitCountingExpr extends Expr {

        public boolean isUnaryArgumentSupported() {

            return true;

        }

    }

    public static class BitCountingIntExpr extends BitCountingExpr {

        public boolean isIntExprSupported() {

            return true;

        }

    }

    public static class BitCountingLongExpr extends BitCountingExpr {

        public boolean isLongExprSupported() {

            return true;

        }

    }

}