Mercurial > hg > graal-compiler
annotate graal/com.oracle.graal.hotspot.sparc/src/com/oracle/graal/hotspot/sparc/SPARCHotSpotCRuntimeCallPrologueOp.java @ 21556:48c1ebd24120
renamed com.oracle.graal.api[meta|code] modules to com.oracle.jvmci.[meta|code] (JBS:GRAAL-53)
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 27 May 2015 00:36:16 +0200 |
parents | 96ab2078eeaf |
children | 5024c80224c7 |
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1 /* |
15345 | 2 * Copyright (c) 2013, 2014, 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 package com.oracle.graal.hotspot.sparc; |
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24 |
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25 import com.oracle.jvmci.code.Register; |
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26 import com.oracle.jvmci.meta.Kind; |
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27 import com.oracle.jvmci.meta.LIRKind; |
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28 import com.oracle.jvmci.meta.Value; |
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29 import static com.oracle.graal.lir.LIRInstruction.OperandFlag.*; |
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30 import static com.oracle.graal.sparc.SPARC.*; |
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31 |
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32 import com.oracle.graal.asm.sparc.*; |
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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.sparc.*; |
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36 |
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37 @Opcode("CRUNTIME_CALL_PROLOGUE") |
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38 final class SPARCHotSpotCRuntimeCallPrologueOp extends SPARCLIRInstruction implements SPARCTailDelayedLIRInstruction { |
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39 public static final LIRInstructionClass<SPARCHotSpotCRuntimeCallPrologueOp> TYPE = LIRInstructionClass.create(SPARCHotSpotCRuntimeCallPrologueOp.class); |
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40 |
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41 private final int threadLastJavaSpOffset; |
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42 private final Register thread; |
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43 private final Register stackPointer; |
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44 @Def({REG, STACK}) protected Value threadTemp; |
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45 |
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46 public SPARCHotSpotCRuntimeCallPrologueOp(int threadLastJavaSpOffset, Register thread, Register stackPointer, Value threadTemp) { |
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47 super(TYPE); |
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48 this.threadLastJavaSpOffset = threadLastJavaSpOffset; |
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49 this.thread = thread; |
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50 this.stackPointer = stackPointer; |
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51 this.threadTemp = threadTemp; |
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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 // Save last Java frame. |
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57 masm.add(stackPointer, STACK_BIAS, g4); |
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58 masm.stx(g4, new SPARCAddress(thread, threadLastJavaSpOffset)); |
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59 |
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60 // Save the thread register when calling out to the runtime. |
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61 SPARCMove.move(crb, masm, threadTemp, thread.asValue(LIRKind.value(Kind.Long)), delayedControlTransfer); |
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62 } |
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63 } |