1 /* 2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 25 package org.graalvm.compiler.hotspot.amd64; 26 27 import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.REG; 28 import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.STACK; 29 30 import org.graalvm.compiler.asm.amd64.AMD64MacroAssembler; 31 import org.graalvm.compiler.lir.LIRInstructionClass; 32 import org.graalvm.compiler.lir.amd64.AMD64BlockEndOp; 33 import org.graalvm.compiler.lir.asm.CompilationResultBuilder; 34 35 import jdk.vm.ci.meta.AllocatableValue; 36 37 /** 38 * @see AMD64HotSpotEpilogueOp 39 */ 40 abstract class AMD64HotSpotEpilogueBlockEndOp extends AMD64BlockEndOp implements AMD64HotSpotRestoreRbpOp { 41 42 protected AMD64HotSpotEpilogueBlockEndOp(LIRInstructionClass<? extends AMD64HotSpotEpilogueBlockEndOp> c) { 43 super(c); 44 } 45 46 @Use({REG, STACK}) protected AllocatableValue savedRbp = PLACEHOLDER; 47 48 protected void leaveFrameAndRestoreRbp(CompilationResultBuilder crb, AMD64MacroAssembler masm) { 49 AMD64HotSpotEpilogueOp.leaveFrameAndRestoreRbp(savedRbp, crb, masm); 50 } 51 52 @Override 53 public void setSavedRbp(AllocatableValue value) { 54 savedRbp = value; 55 } 56 }