Mercurial > hg > truffle
view graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64DeoptimizeOp.java @ 8337:37977d1dcedc
Transmit deoptimization reason in thread local.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
---|---|
date | Mon, 18 Mar 2013 00:20:07 +0100 |
parents | e9c6fc513719 |
children | 338e4adafa71 |
line wrap: on
line source
/* * 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.amd64; import com.oracle.graal.amd64.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.code.RuntimeCallTarget.Descriptor; import com.oracle.graal.api.meta.*; import com.oracle.graal.asm.amd64.*; import com.oracle.graal.hotspot.*; import com.oracle.graal.lir.*; import com.oracle.graal.lir.LIRInstruction.*; import com.oracle.graal.lir.amd64.*; import com.oracle.graal.lir.asm.*; @Opcode("DEOPT") final class AMD64DeoptimizeOp extends AMD64LIRInstruction { public static final Descriptor DEOPTIMIZE = new Descriptor("deoptimize", true, void.class); private DeoptimizationAction action; private DeoptimizationReason reason; @State private LIRFrameState info; AMD64DeoptimizeOp(DeoptimizationAction action, DeoptimizationReason reason, LIRFrameState info) { this.action = action; this.reason = reason; this.info = info; } @Override public void emitCode(TargetMethodAssembler tasm, AMD64MacroAssembler masm) { HotSpotGraalRuntime runtime = HotSpotGraalRuntime.getInstance(); Register thread = runtime.getRuntime().threadRegister(); masm.movl(new AMD64Address(thread, runtime.getConfig().pendingDeoptimizationOffset), tasm.runtime.encodeDeoptActionAndReason(action, reason)); AMD64Call.directCall(tasm, masm, tasm.runtime.lookupRuntimeCall(DEOPTIMIZE), null, false, info); } }