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annotate graal/com.oracle.graal.lir.sparc/src/com/oracle/graal/lir/sparc/SPARCByteSwapOp.java @ 19526:8fc336a04d77

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Create TYPE fields for LIRInstruction and CompositeValue. Renaming NodeClass#get to NodeClass#create.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Fri, 20 Feb 2015 22:22:55 +0100
parents b856446ff7e0
children 96ab2078eeaf
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2013, 2015, 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
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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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
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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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
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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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
91a1041ec905 SPARCLIRGenerator, sqrt, condition move, breakpoint op, partial bit ops
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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 package com.oracle.graal.lir.sparc;
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24
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25 import static com.oracle.graal.api.code.ValueUtil.*;
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26 import static com.oracle.graal.lir.LIRInstruction.OperandFlag.*;
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27
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28 import com.oracle.graal.api.code.*;
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29 import com.oracle.graal.api.meta.*;
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30 import com.oracle.graal.asm.sparc.*;
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31 import com.oracle.graal.asm.sparc.SPARCAssembler.*;
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32 import com.oracle.graal.compiler.common.*;
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33 import com.oracle.graal.lir.*;
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34 import com.oracle.graal.lir.asm.*;
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35 import com.oracle.graal.lir.gen.*;
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36
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37 @Opcode("BSWAP")
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38 public final class SPARCByteSwapOp extends SPARCLIRInstruction implements SPARCTailDelayedLIRInstruction {
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39 public static final LIRInstructionClass<SPARCByteSwapOp> TYPE = LIRInstructionClass.create(SPARCByteSwapOp.class);
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40
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41 @Def({REG, HINT}) protected Value result;
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42 @Use({REG}) protected Value input;
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43 @Temp({REG}) protected Value tempIndex;
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44 @Use({STACK}) protected StackSlotValue tmpSlot;
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45
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46 public SPARCByteSwapOp(LIRGeneratorTool tool, Value result, Value input) {
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47 super(TYPE);
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48 this.result = result;
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49 this.input = input;
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50 this.tmpSlot = tool.getResult().getFrameMapBuilder().allocateSpillSlot(LIRKind.value(Kind.Long));
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51 this.tempIndex = tool.newVariable(LIRKind.value(Kind.Long));
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52 }
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53
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54 @Override
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55 public void emitCode(CompilationResultBuilder crb, SPARCMacroAssembler masm) {
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56 SPARCMove.move(crb, masm, tmpSlot, input, SPARCDelayedControlTransfer.DUMMY);
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57 SPARCAddress addr = (SPARCAddress) crb.asAddress(tmpSlot);
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58 if (addr.getIndex().equals(Register.None)) {
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59 Register tempReg = ValueUtil.asLongReg(tempIndex);
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60 new SPARCMacroAssembler.Setx(addr.getDisplacement(), tempReg, false).emit(masm);
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61 addr = new SPARCAddress(addr.getBase(), tempReg);
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62 }
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63 delayedControlTransfer.emitControlTransfer(crb, masm);
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64 switch (input.getKind()) {
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65 case Int:
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66 new SPARCAssembler.Lduwa(addr.getBase(), addr.getIndex(), asIntReg(result), Asi.ASI_PRIMARY_LITTLE).emit(masm);
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67 break;
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68 case Long:
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69 new SPARCAssembler.Ldxa(addr.getBase(), addr.getIndex(), asLongReg(result), Asi.ASI_PRIMARY_LITTLE).emit(masm);
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70 break;
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71 default:
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72 throw GraalInternalError.shouldNotReachHere();
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73 }
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74 }
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75 }