--- /dev/null 2016-05-31 09:42:47.975716356 -0700 +++ new/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.lir.amd64/src/org/graalvm/compiler/lir/amd64/AMD64FrameMapBuilder.java 2016-12-09 00:53:42.491473133 -0800 @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2014, 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 org.graalvm.compiler.lir.amd64; + +import org.graalvm.compiler.lir.framemap.FrameMap; +import org.graalvm.compiler.lir.framemap.FrameMapBuilderImpl; + +import jdk.vm.ci.code.CodeCacheProvider; +import jdk.vm.ci.code.RegisterConfig; +import jdk.vm.ci.code.StackSlot; + +public class AMD64FrameMapBuilder extends FrameMapBuilderImpl { + + public AMD64FrameMapBuilder(FrameMap frameMap, CodeCacheProvider codeCache, RegisterConfig registerConfig) { + super(frameMap, codeCache, registerConfig); + } + + /** + * For non-leaf methods, RBP is preserved in the special stack slot required by the HotSpot + * runtime for walking/inspecting frames of such methods. + */ + public StackSlot allocateRBPSpillSlot() { + return ((AMD64FrameMap) getFrameMap()).allocateRBPSpillSlot(); + } + + public void freeRBPSpillSlot() { + ((AMD64FrameMap) getFrameMap()).freeRBPSpillSlot(); + } + + public StackSlot allocateDeoptimizationRescueSlot() { + return ((AMD64FrameMap) getFrameMap()).allocateDeoptimizationRescueSlot(); + } +}