Mercurial > hg > truffle
view graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotReturnOp.java @ 19526:8fc336a04d77
Create TYPE fields for LIRInstruction and CompositeValue. Renaming NodeClass#get to NodeClass#create.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
---|---|
date | Fri, 20 Feb 2015 22:22:55 +0100 |
parents | be44c1ca8f00 |
children | 1da7aef31a08 |
line wrap: on
line source
/* * Copyright (c) 2012, 2014, 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.lir.LIRInstruction.OperandFlag.*; import com.oracle.graal.api.code.*; 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.StandardOp.BlockEndOp; import com.oracle.graal.lir.asm.*; /** * Returns from a function. */ @Opcode("RETURN") final class AMD64HotSpotReturnOp extends AMD64HotSpotEpilogueOp implements BlockEndOp { public static final LIRInstructionClass<AMD64HotSpotReturnOp> TYPE = LIRInstructionClass.create(AMD64HotSpotReturnOp.class); @Use({REG, ILLEGAL}) protected Value value; private final boolean isStub; private final Register scratchForSafepointOnReturn; private final HotSpotVMConfig config; AMD64HotSpotReturnOp(Value value, boolean isStub, Register scratchForSafepointOnReturn, HotSpotVMConfig config) { super(TYPE); this.value = value; this.isStub = isStub; this.scratchForSafepointOnReturn = scratchForSafepointOnReturn; this.config = config; } @Override public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) { leaveFrameAndRestoreRbp(crb, masm); if (!isStub) { // Every non-stub compile method must have a poll before the return. AMD64HotSpotSafepointOp.emitCode(crb, masm, config, true, null, scratchForSafepointOnReturn); } masm.ret(0); } }