| /* |
| * Copyright (c) 2015, 2015, 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.debug; |
| |
| import jdk.vm.ci.meta.Value; |
| |
| /** |
| * Provides abstract access to intervals for dumping. |
| */ |
| public interface IntervalDumper { |
| |
| public interface IntervalVisitor { |
| void visitIntervalStart(Value parentOperand, Value splitOperand, Value location, Value hint, String typeName); |
| |
| void visitRange(int from, int to); |
| |
| void visitUsePos(int pos, Object registerPrioObject); |
| |
| void visitIntervalEnd(Object spillState); |
| |
| } |
| |
| /** |
| * Visits the {@link IntervalVisitor} for every interval. |
| * |
| * The order is as follows: |
| * <ul> |
| * <li>Call {@link IntervalVisitor#visitIntervalStart}</li> |
| * <li>For every range: |
| * <ul> |
| * <li>Call {@link IntervalVisitor#visitRange}</li> |
| * </ul> |
| * <li>For every use position: |
| * <ul> |
| * <li>Call {@link IntervalVisitor#visitUsePos}</li> |
| * </ul> |
| * </li> |
| * <li>call {@link IntervalVisitor#visitIntervalEnd}</li> |
| * </ul> |
| */ |
| void visitIntervals(IntervalVisitor visitor); |
| |
| } |