1 /*

     2  * Copyright (c) 2002, 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 sun.jvm.hotspot.asm;

    26 

    27 public interface RTLOperations {

    28 

    29    // arithmetic operations

    30    public static final int RTLOP_ADD          = 0;

    31    // with carry

    32    public static final int RTLOP_ADDC         = 1;

    33    public static final int RTLOP_SUB          = 2;

    34    // with carry

    35    public static final int RTLOP_SUBC         = 3;

    36    public static final int RTLOP_SMUL         = 4;

    37    public static final int RTLOP_UMUL         = 5;

    38    public static final int RTLOP_SDIV         = 6;

    39    public static final int RTLOP_UDIV         = 7;

    40 

    41    public static final int RTLOP_MAX_ARITHMETIC = RTLOP_UDIV;

    42 

    43    // logical operations

    44    public static final int RTLOP_AND          = 8;

    45    public static final int RTLOP_OR           = 9;

    46    public static final int RTLOP_NOT          = 10;

    47    public static final int RTLOP_NAND         = 11;

    48    public static final int RTLOP_NOR          = 12;

    49    public static final int RTLOP_XOR          = 13;

    50    public static final int RTLOP_XNOR         = 14;

    51 

    52    public static final int RTLOP_MAX_LOGICAL  = RTLOP_XNOR;

    53 

    54    // shift operations

    55    public static final int RTLOP_SRL          = 15;

    56    public static final int RTLOP_SRA          = 16;

    57    public static final int RTLOP_SLL          = 17;

    58 

    59    public static final int RTLOP_MAX_SHIFT    = RTLOP_SLL;

    60 

    61    public static final int RTLOP_UNKNOWN      = Integer.MAX_VALUE;

    62 }