| /* |
| * 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 jdk.vm.ci.meta; |
| |
| /** |
| * Specifies the action that should be taken by the runtime in case a certain deoptimization is |
| * triggered. |
| */ |
| public enum DeoptimizationAction { |
| /** |
| * Do not invalidate the machine code. This is typically used when deoptimizing at a point where |
| * it's highly likely nothing will change the likelihood of the deoptimization happening again. |
| * For example, a compiled array allocation where the size is negative. |
| */ |
| None(false), |
| |
| /** |
| * Do not invalidate the machine code, but schedule a recompilation if this deoptimization is |
| * triggered too often. |
| */ |
| RecompileIfTooManyDeopts(true), |
| |
| /** |
| * Invalidate the machine code and reset the profiling information. |
| */ |
| InvalidateReprofile(true), |
| |
| /** |
| * Invalidate the machine code and immediately schedule a recompilation. This is typically used |
| * when deoptimizing to resolve an unresolved symbol in which case extra profiling is not |
| * required to determine that the deoptimization will not re-occur. |
| */ |
| InvalidateRecompile(true), |
| |
| /** |
| * Invalidate the machine code and stop compiling the outermost method of this compilation. |
| */ |
| InvalidateStopCompiling(true); |
| |
| private final boolean invalidatesCompilation; |
| |
| DeoptimizationAction(boolean invalidatesCompilation) { |
| this.invalidatesCompilation = invalidatesCompilation; |
| } |
| |
| public boolean doesInvalidateCompilation() { |
| return invalidatesCompilation; |
| } |
| |
| } |