Mercurial > hg > graal-compiler
view graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotReturnOp.java @ 13183:0266ac3b26c0
JDK8: added support for default methods as well as interfaces containing static and private methods
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 27 Nov 2013 18:53:07 +0100 |
parents | f87c68d79f07 |
children | 1a66453f73db |
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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.amd64; import static com.oracle.graal.hotspot.HotSpotGraalRuntime.*; import static com.oracle.graal.lir.LIRInstruction.OperandFlag.*; import static com.oracle.graal.phases.GraalOptions.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.asm.amd64.*; import com.oracle.graal.lir.*; import com.oracle.graal.lir.asm.*; /** * Returns from a function. */ @Opcode("RETURN") final class AMD64HotSpotReturnOp extends AMD64HotSpotEpilogueOp { @Use({REG, ILLEGAL}) protected Value value; private final boolean isStub; private final Register scratchForSafepointOnReturn; AMD64HotSpotReturnOp(Value value, boolean isStub, Register scratchForSafepointOnReturn) { this.value = value; this.isStub = isStub; this.scratchForSafepointOnReturn = scratchForSafepointOnReturn; } @Override public void emitCode(TargetMethodAssembler tasm, AMD64MacroAssembler masm) { leaveFrameAndRestoreRbp(tasm, masm); if (!isStub && (tasm.frameContext != null || !OptEliminateSafepoints.getValue())) { AMD64HotSpotSafepointOp.emitCode(tasm, masm, runtime().getConfig(), true, null, scratchForSafepointOnReturn); } masm.ret(0); } }