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,
  20  * CA 94065 USA or visit www.oracle.com if you need additional information or
  21  * have any 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 V8FPop1Decoder extends FPopDecoder {
  31     static Map opfDecoders = new HashMap(); // Map<Integer, InstructionDecoder>
  32     static void addOpfDecoder(int fpOpcode, InstructionDecoder decoder) {
  33         opfDecoders.put(new Integer(fpOpcode), decoder);
  34     }
  35 
  36     // opf (op=2, op3=0x34=FPop1) - Table F -5 - Page 230.
  37     static {
  38         addOpfDecoder(FMOVs, new FPMoveDecoder(FMOVs, "fmovs", RTLDT_FL_SINGLE, RTLDT_FL_SINGLE));
  39         addOpfDecoder(FNEGs, new FP2RegisterDecoder(FNEGs, "fnegs", RTLDT_FL_SINGLE, RTLDT_FL_SINGLE));
  40         addOpfDecoder(FABSs, new FP2RegisterDecoder(FABSs, "fabss", RTLDT_FL_SINGLE, RTLDT_FL_SINGLE));
  41         addOpfDecoder(FSQRTs, new FP2RegisterDecoder(FSQRTs, "fsqrts", RTLDT_FL_SINGLE, RTLDT_FL_SINGLE));
  42         addOpfDecoder(FSQRTd, new FP2RegisterDecoder(FSQRTd, "fsqrtd", RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE));
  43         addOpfDecoder(FSQRTq, new FP2RegisterDecoder(FSQRTq, "fsqrtq", RTLDT_FL_QUAD, RTLDT_FL_QUAD));
  44         addOpfDecoder(FADDs, new FPArithmeticDecoder(FADDs, "fadds", RTLOP_ADD, RTLDT_FL_SINGLE, RTLDT_FL_SINGLE, RTLDT_FL_SINGLE));
  45         addOpfDecoder(FADDd, new FPArithmeticDecoder(FADDd, "faddd", RTLOP_ADD, RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE));
  46         addOpfDecoder(FADDq, new FPArithmeticDecoder(FADDq, "faddq", RTLOP_ADD, RTLDT_FL_QUAD, RTLDT_FL_QUAD, RTLDT_FL_QUAD));
  47         addOpfDecoder(FSUBs, new FPArithmeticDecoder(FSUBs, "fsubs", RTLOP_SUB, RTLDT_FL_SINGLE, RTLDT_FL_SINGLE, RTLDT_FL_SINGLE));
  48         addOpfDecoder(FSUBd, new FPArithmeticDecoder(FSUBd, "fsubd", RTLOP_SUB, RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE));
  49         addOpfDecoder(FSUBq, new FPArithmeticDecoder(FSUBq, "fsubq", RTLOP_SUB, RTLDT_FL_QUAD, RTLDT_FL_QUAD, RTLDT_FL_QUAD));
  50         addOpfDecoder(FMULs, new FPArithmeticDecoder(FMULs, "fmuls", RTLOP_SMUL, RTLDT_FL_SINGLE, RTLDT_FL_SINGLE, RTLDT_FL_SINGLE));
  51         addOpfDecoder(FMULd, new FPArithmeticDecoder(FMULd, "fmuld", RTLOP_SMUL, RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE));
  52         addOpfDecoder(FMULq, new FPArithmeticDecoder(FMULq, "fmulq",RTLOP_SMUL,  RTLDT_FL_QUAD, RTLDT_FL_QUAD, RTLDT_FL_QUAD));
  53         addOpfDecoder(FsMULd, new FPArithmeticDecoder(FsMULd, "fsmuld", RTLOP_SMUL, RTLDT_FL_SINGLE, RTLDT_FL_SINGLE, RTLDT_FL_DOUBLE));
  54         addOpfDecoder(FdMULq, new FPArithmeticDecoder(FdMULq, "fdmulq",RTLOP_SMUL,  RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE, RTLDT_FL_QUAD));
  55         addOpfDecoder(FDIVs, new FPArithmeticDecoder(FDIVs, "fdivs", RTLOP_SDIV, RTLDT_FL_SINGLE, RTLDT_FL_SINGLE, RTLDT_FL_SINGLE));
  56         addOpfDecoder(FDIVd, new FPArithmeticDecoder(FDIVd, "fdivd",  RTLOP_SDIV,RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE));
  57         addOpfDecoder(FDIVq, new FPArithmeticDecoder(FDIVq, "fdivq",  RTLOP_SDIV,RTLDT_FL_QUAD, RTLDT_FL_QUAD, RTLDT_FL_QUAD));
  58         addOpfDecoder(FiTOs, new FP2RegisterDecoder(FiTOs, "fitos", RTLDT_FL_SINGLE, RTLDT_FL_SINGLE));
  59         addOpfDecoder(FiTOd, new FP2RegisterDecoder(FiTOd, "fitod", RTLDT_FL_SINGLE, RTLDT_FL_DOUBLE));
  60         addOpfDecoder(FiTOq, new FP2RegisterDecoder(FiTOq, "fitoq", RTLDT_FL_SINGLE, RTLDT_FL_QUAD));
  61         addOpfDecoder(FsTOi, new FP2RegisterDecoder(FsTOi, "fstoi", RTLDT_FL_SINGLE, RTLDT_FL_SINGLE));
  62         addOpfDecoder(FdTOi, new FP2RegisterDecoder(FdTOi, "fdtoi", RTLDT_FL_DOUBLE, RTLDT_FL_SINGLE));
  63         addOpfDecoder(FqTOi, new FP2RegisterDecoder(FqTOi, "fqtoi", RTLDT_FL_QUAD, RTLDT_FL_SINGLE));
  64         addOpfDecoder(FsTOd, new FP2RegisterDecoder(FsTOd, "fstod", RTLDT_FL_SINGLE, RTLDT_FL_DOUBLE));
  65         addOpfDecoder(FsTOq, new FP2RegisterDecoder(FsTOq, "fstoq", RTLDT_FL_SINGLE, RTLDT_FL_QUAD));
  66         addOpfDecoder(FdTOs, new FP2RegisterDecoder(FdTOs, "fdtos", RTLDT_FL_DOUBLE, RTLDT_FL_SINGLE));
  67         addOpfDecoder(FdTOq, new FP2RegisterDecoder(FdTOq, "fdtoq", RTLDT_FL_DOUBLE, RTLDT_FL_QUAD));
  68         addOpfDecoder(FqTOs, new FP2RegisterDecoder(FqTOs, "fqtos", RTLDT_FL_QUAD, RTLDT_FL_SINGLE));
  69         addOpfDecoder(FqTOd, new FP2RegisterDecoder(FqTOd, "fqtod", RTLDT_FL_QUAD, RTLDT_FL_DOUBLE));
  70     }
  71 
  72     InstructionDecoder getOpfDecoder(int opf) {
  73         return (InstructionDecoder) opfDecoders.get(new Integer(opf));
  74     }
  75 }