1 /* |
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2 * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 * |
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23 */ |
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24 |
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25 package sun.jvm.hotspot.asm.sparc; |
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26 |
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27 import sun.jvm.hotspot.asm.*; |
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28 import java.util.*; |
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29 |
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30 class V9FPop1Decoder extends FPopDecoder |
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31 implements V9InstructionDecoder { |
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32 static Map v9opfDecoders = new HashMap(); // Map<Integer, InstructionDecoder> |
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33 static void addV9OpfDecoder(int fpOpcode, InstructionDecoder decoder) { |
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34 v9opfDecoders.put(new Integer(fpOpcode), decoder); |
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35 } |
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36 |
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37 static { |
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38 addV9OpfDecoder(FMOVd, new FPMoveDecoder(FMOVd, "fmovd", RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE)); |
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39 addV9OpfDecoder(FMOVq, new FPMoveDecoder(FMOVq, "fmovq", RTLDT_FL_QUAD, RTLDT_FL_QUAD)); |
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40 addV9OpfDecoder(FNEGd, new FP2RegisterDecoder(FNEGd, "fnegd", RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE)); |
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41 addV9OpfDecoder(FNEGq, new FP2RegisterDecoder(FNEGq, "fnegq", RTLDT_FL_QUAD, RTLDT_FL_QUAD)); |
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42 addV9OpfDecoder(FABSd, new FP2RegisterDecoder(FABSd, "fabsd", RTLDT_FL_DOUBLE, RTLDT_FL_DOUBLE)); |
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43 addV9OpfDecoder(FABSq, new FP2RegisterDecoder(FABSq, "fabsq", RTLDT_FL_QUAD, RTLDT_FL_QUAD)); |
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44 addV9OpfDecoder(FsTOx, new FP2RegisterDecoder(FsTOx, "fstox", RTLDT_FL_SINGLE, RTLDT_FL_QUAD)); |
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45 addV9OpfDecoder(FdTOx, new FP2RegisterDecoder(FdTOx, "fdtox", RTLDT_FL_DOUBLE, RTLDT_FL_QUAD)); |
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46 addV9OpfDecoder(FqTOx, new FP2RegisterDecoder(FqTOx, "fqtox", RTLDT_FL_QUAD, RTLDT_FL_QUAD)); |
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47 addV9OpfDecoder(FxTOs, new FP2RegisterDecoder(FxTOs, "fxtos", RTLDT_FL_QUAD, RTLDT_FL_SINGLE)); |
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48 addV9OpfDecoder(FxTOd, new FP2RegisterDecoder(FxTOd, "fxtod", RTLDT_FL_QUAD, RTLDT_FL_SINGLE)); |
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49 addV9OpfDecoder(FxTOq, new FP2RegisterDecoder(FxTOq, "fxtoq", RTLDT_FL_QUAD, RTLDT_FL_QUAD)); |
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50 } |
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51 |
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52 InstructionDecoder getOpfDecoder(int opf) { |
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53 InstructionDecoder decoder = (InstructionDecoder) V8FPop1Decoder.opfDecoders.get(new Integer(opf)); |
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54 return (decoder !=null)? decoder : (InstructionDecoder) v9opfDecoders.get(new Integer(opf)); |
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55 } |
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56 } |
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