Mercurial > hg > truffle
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/WriteBarrierPreStubCall.java @ 9595:db2125285960
replaced wb_pre_call and wb_post_call assembler stubs with compiled stubs (GRAAL-81)
author | Doug Simon <doug.simon@oracle.com> |
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date | Tue, 07 May 2013 01:53:01 +0200 |
parents | 2c0c708a0ad6 |
children | fb2cf3033ebb |
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/* * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.graal.hotspot.nodes; import com.oracle.graal.api.code.*; import com.oracle.graal.api.code.RuntimeCallTarget.Descriptor; import com.oracle.graal.compiler.gen.*; import com.oracle.graal.compiler.target.*; import com.oracle.graal.hotspot.stubs.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.type.*; /** * Node implementing a call to {@link WriteBarrierPreStub}. */ public class WriteBarrierPreStubCall extends FixedWithNextNode implements LIRGenLowerable { @Input private ValueNode object; public static final Descriptor WRITE_BARRIER_PRE = new Descriptor("writeBarrierPre", true, void.class, Object.class); public WriteBarrierPreStubCall(ValueNode object) { super(StampFactory.forVoid()); this.object = object; } @Override public void generate(LIRGenerator gen) { RuntimeCallTarget stub = gen.getRuntime().lookupRuntimeCall(WriteBarrierPreStubCall.WRITE_BARRIER_PRE); gen.emitCall(stub, stub.getCallingConvention(), null, gen.operand(object)); } @NodeIntrinsic public static native void call(Object hub); }