1 /* 2 * Copyright (c) 2014, 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 package org.graalvm.compiler.lir.amd64; 24 25 import org.graalvm.compiler.lir.framemap.FrameMap; 26 import org.graalvm.compiler.lir.framemap.FrameMapBuilderImpl; 27 28 import jdk.vm.ci.code.CodeCacheProvider; 29 import jdk.vm.ci.code.RegisterConfig; 30 import jdk.vm.ci.code.StackSlot; 31 32 public class AMD64FrameMapBuilder extends FrameMapBuilderImpl { 33 34 public AMD64FrameMapBuilder(FrameMap frameMap, CodeCacheProvider codeCache, RegisterConfig registerConfig) { 35 super(frameMap, codeCache, registerConfig); 36 } 37 38 /** 39 * For non-leaf methods, RBP is preserved in the special stack slot required by the HotSpot 40 * runtime for walking/inspecting frames of such methods. 41 */ 42 public StackSlot allocateRBPSpillSlot() { 43 return ((AMD64FrameMap) getFrameMap()).allocateRBPSpillSlot(); 44 } 45 46 public void freeRBPSpillSlot() { 47 ((AMD64FrameMap) getFrameMap()).freeRBPSpillSlot(); 48 } 49 50 public StackSlot allocateDeoptimizationRescueSlot() { 51 return ((AMD64FrameMap) getFrameMap()).allocateDeoptimizationRescueSlot(); 52 } 53 }