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.sparc;

    26 

    27 import sun.jvm.hotspot.asm.*;

    28 import java.util.*;

    29 

    30 class V9FPop2Decoder extends FPopDecoder

    31                      implements V9InstructionDecoder {

    32     static Map v9fpop2Decoders = new HashMap(); // Map<Integer, InstructionDecoder>

    33     static void addV9FPop2Decoder(int fpOpcode, InstructionDecoder decoder) {

    34         v9fpop2Decoders.put(new Integer(fpOpcode), decoder);

    35     }

    36 

    37     static {

    38         // flag conditional moves

    39 

    40         addV9FPop2Decoder(FMOVs_fcc0, new V9FMOVccDecoder(FMOVs_fcc0, RTLDT_FL_SINGLE));

    41         addV9FPop2Decoder(FMOVs_fcc1, new V9FMOVccDecoder(FMOVs_fcc1, RTLDT_FL_SINGLE));

    42         addV9FPop2Decoder(FMOVs_fcc2, new V9FMOVccDecoder(FMOVs_fcc2, RTLDT_FL_SINGLE));

    43         addV9FPop2Decoder(FMOVs_fcc3, new V9FMOVccDecoder(FMOVs_fcc3, RTLDT_FL_SINGLE));

    44         addV9FPop2Decoder(FMOVs_icc, new V9FMOVccDecoder(FMOVs_icc, RTLDT_FL_SINGLE));

    45         addV9FPop2Decoder(FMOVs_xcc, new V9FMOVccDecoder(FMOVs_xcc, RTLDT_FL_SINGLE));

    46         addV9FPop2Decoder(FMOVd_fcc0, new V9FMOVccDecoder(FMOVd_fcc0, RTLDT_FL_DOUBLE));

    47         addV9FPop2Decoder(FMOVd_fcc1, new V9FMOVccDecoder(FMOVd_fcc1, RTLDT_FL_DOUBLE));

    48         addV9FPop2Decoder(FMOVd_fcc2, new V9FMOVccDecoder(FMOVd_fcc2, RTLDT_FL_DOUBLE));

    49         addV9FPop2Decoder(FMOVd_fcc3, new V9FMOVccDecoder(FMOVd_fcc3, RTLDT_FL_DOUBLE));

    50         addV9FPop2Decoder(FMOVd_icc, new V9FMOVccDecoder(FMOVd_icc, RTLDT_FL_DOUBLE));

    51         addV9FPop2Decoder(FMOVd_xcc, new V9FMOVccDecoder(FMOVd_xcc, RTLDT_FL_DOUBLE));

    52         addV9FPop2Decoder(FMOVq_fcc0, new V9FMOVccDecoder(FMOVq_fcc0, RTLDT_FL_QUAD));

    53         addV9FPop2Decoder(FMOVq_fcc1, new V9FMOVccDecoder(FMOVq_fcc1, RTLDT_FL_QUAD));

    54         addV9FPop2Decoder(FMOVq_fcc2, new V9FMOVccDecoder(FMOVq_fcc2, RTLDT_FL_QUAD));

    55         addV9FPop2Decoder(FMOVq_fcc3, new V9FMOVccDecoder(FMOVq_fcc3, RTLDT_FL_QUAD));

    56         addV9FPop2Decoder(FMOVq_icc, new V9FMOVccDecoder(FMOVq_icc, RTLDT_FL_QUAD));

    57         addV9FPop2Decoder(FMOVq_xcc, new V9FMOVccDecoder(FMOVq_xcc, RTLDT_FL_QUAD));

    58 

    59         // register conditional moves

    60 

    61         addV9FPop2Decoder(FMOVRsZ, new V9FMOVrDecoder(FMOVRsZ, "fmovrsz", RTLDT_FL_SINGLE));

    62         addV9FPop2Decoder(FMOVRsLEZ, new V9FMOVrDecoder(FMOVRsLEZ, "fmovrslez", RTLDT_FL_SINGLE));

    63         addV9FPop2Decoder(FMOVRsLZ, new V9FMOVrDecoder(FMOVRsLZ, "fmovrslz", RTLDT_FL_SINGLE));

    64         addV9FPop2Decoder(FMOVRsNZ, new V9FMOVrDecoder(FMOVRsNZ, "fmovrsnz", RTLDT_FL_SINGLE));

    65         addV9FPop2Decoder(FMOVRsGZ, new V9FMOVrDecoder(FMOVRsGZ, "fmovrsgz", RTLDT_FL_SINGLE));

    66         addV9FPop2Decoder(FMOVRsGEZ, new V9FMOVrDecoder(FMOVRsGEZ, "fmovrsgez", RTLDT_FL_SINGLE));

    67 

    68         addV9FPop2Decoder(FMOVRdZ, new V9FMOVrDecoder(FMOVRdZ, "fmovrdz", RTLDT_FL_DOUBLE));

    69         addV9FPop2Decoder(FMOVRdLEZ, new V9FMOVrDecoder(FMOVRdLEZ, "fmovrdlez", RTLDT_FL_DOUBLE));

    70         addV9FPop2Decoder(FMOVRdLZ, new V9FMOVrDecoder(FMOVRdLZ, "fmovrdlz", RTLDT_FL_DOUBLE));

    71         addV9FPop2Decoder(FMOVRdNZ, new V9FMOVrDecoder(FMOVRdNZ, "fmovrdnz", RTLDT_FL_DOUBLE));

    72         addV9FPop2Decoder(FMOVRdGZ, new V9FMOVrDecoder(FMOVRdGZ, "fmovrdgz", RTLDT_FL_DOUBLE));

    73         addV9FPop2Decoder(FMOVRdGEZ, new V9FMOVrDecoder(FMOVRdGEZ, "fmovrdgez", RTLDT_FL_DOUBLE));

    74 

    75         addV9FPop2Decoder(FMOVRqZ, new V9FMOVrDecoder(FMOVRqZ, "fmovrqz", RTLDT_FL_QUAD));

    76         addV9FPop2Decoder(FMOVRqLEZ, new V9FMOVrDecoder(FMOVRqLEZ, "fmovrqlez", RTLDT_FL_QUAD));

    77         addV9FPop2Decoder(FMOVRqLZ, new V9FMOVrDecoder(FMOVRqLZ, "fmovrqlz", RTLDT_FL_QUAD));

    78         addV9FPop2Decoder(FMOVRqNZ, new V9FMOVrDecoder(FMOVRqNZ, "fmovrqnz", RTLDT_FL_QUAD));

    79         addV9FPop2Decoder(FMOVRqGZ, new V9FMOVrDecoder(FMOVRqGZ, "fmovrqgz", RTLDT_FL_QUAD));

    80         addV9FPop2Decoder(FMOVRqGEZ, new V9FMOVrDecoder(FMOVRqGEZ, "fmovrqgez", RTLDT_FL_QUAD));

    81     }

    82 

    83     InstructionDecoder getOpfDecoder(int opf) {

    84         InstructionDecoder decoder = (InstructionDecoder) V8FPop2Decoder.fpop2Decoders.get(new Integer(opf));

    85         return (decoder != null) ? decoder : (InstructionDecoder) v9fpop2Decoders.get(new Integer(opf));

    86     }

    87 }