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annotate graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotCRuntimeCallPrologueOp.java @ 9338:0266549ff6e0

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added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81) replaced NewArraySlowStubCall with NewArrayRuntimeCall using this support
author Doug Simon <doug.simon@oracle.com>
date Fri, 26 Apr 2013 18:36:41 +0200
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children 5fa54bf57f8c
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9338
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
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1 /*
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2 * Copyright (c) 2012, 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
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
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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
0266549ff6e0 added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
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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.amd64;
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24
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25 import static com.oracle.graal.amd64.AMD64.*;
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26 import static com.oracle.graal.api.code.ValueUtil.*;
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27 import static com.oracle.graal.hotspot.HotSpotGraalRuntime.*;
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28 import static com.oracle.graal.lir.LIRInstruction.OperandFlag.*;
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29
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30 import com.oracle.graal.api.meta.*;
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31 import com.oracle.graal.asm.amd64.*;
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32 import com.oracle.graal.lir.LIRInstruction.Opcode;
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33 import com.oracle.graal.lir.amd64.*;
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34 import com.oracle.graal.lir.asm.*;
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35
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36 @Opcode("CRUNTIME_CALL_PROLOGUE")
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37 final class AMD64HotSpotCRuntimeCallPrologueOp extends AMD64LIRInstruction {
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38
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39 @Use({REG, ILLEGAL}) protected Value thread;
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41 AMD64HotSpotCRuntimeCallPrologueOp(Value thread) {
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42 this.thread = thread;
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43 }
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44
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45 @Override
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46 public void emitCode(TargetMethodAssembler tasm, AMD64MacroAssembler masm) {
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47
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48 // save last Java frame
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49 masm.movq(new AMD64Address(asRegister(thread), graalRuntime().getConfig().threadLastJavaSpOffset), rsp);
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50 }
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51 }