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annotate graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotspotDirectVirtualCallOp.java @ 16130:6f7d3f3703d3

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Truffle/Source: - LineLocation and LineBreakpoint no longer implement Comparable - TextMap now internal to the Source factory
author Michael Van De Vanter <michael.van.de.vanter@oracle.com>
date Mon, 16 Jun 2014 20:52:06 -0700
parents 6bab029d6e3a
children 1e63cb55f61d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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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
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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.amd64;
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24
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25 import static com.oracle.graal.nodes.java.MethodCallTargetNode.InvokeKind.*;
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26
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27 import com.oracle.graal.amd64.*;
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28 import com.oracle.graal.api.meta.*;
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29 import com.oracle.graal.asm.amd64.*;
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30 import com.oracle.graal.hotspot.*;
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31 import com.oracle.graal.hotspot.meta.HotSpotCodeCacheProvider.MarkId;
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32 import com.oracle.graal.lir.*;
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33 import com.oracle.graal.lir.amd64.AMD64Call.DirectCallOp;
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34 import com.oracle.graal.lir.asm.*;
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35 import com.oracle.graal.nodes.java.MethodCallTargetNode.InvokeKind;
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36
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37 /**
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38 * A direct call that complies with the conventions for such calls in HotSpot. In particular, for
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39 * calls using an inline cache, a MOVE instruction is emitted just prior to the aligned direct call.
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40 */
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41 @Opcode("CALL_DIRECT")
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42 final class AMD64HotspotDirectVirtualCallOp extends DirectCallOp {
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44 private final InvokeKind invokeKind;
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45
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46 AMD64HotspotDirectVirtualCallOp(ResolvedJavaMethod target, Value result, Value[] parameters, Value[] temps, LIRFrameState state, InvokeKind invokeKind) {
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47 super(target, result, parameters, temps, state);
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48 this.invokeKind = invokeKind;
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49 assert invokeKind == InvokeKind.Interface || invokeKind == InvokeKind.Virtual;
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50 }
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51
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52 @Override
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53 public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
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54 // The mark for an invocation that uses an inline cache must be placed at the
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55 // instruction that loads the Klass from the inline cache.
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56 MarkId.recordMark(crb, invokeKind == Virtual ? MarkId.INVOKEVIRTUAL : MarkId.INVOKEINTERFACE);
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57 // This must be emitted exactly like this to ensure it's patchable
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58 masm.movq(AMD64.rax, HotSpotGraalRuntime.runtime().getConfig().nonOopBits);
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59 super.emitCode(crb, masm);
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60 }
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61 }