Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/instrument/InstrumentationProbeEvents.java @ 14584:6189c1983cd3
Truffle: make Node#replace accept any CharSequence as reason
author | Andreas Woess <andreas.woess@jku.at> |
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date | Tue, 18 Mar 2014 13:14:53 +0100 |
parents | 69d2e4baa215 |
children |
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/* * Copyright (c) 2013, 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. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * 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 com.oracle.truffle.api.nodes.instrument; import com.oracle.truffle.api.frame.*; import com.oracle.truffle.api.nodes.*; /** * Marker interface for all Truffle <strong>instrumentation nodes</strong>: nodes that are do not * appear in Truffle ASTs as part of a language's execution semantics. * <p> * In documentation related to instrumentation nodes, these are distinguished by referring to all * other nodes (i.e. ones that <em>do</em> implement language semantics) as <em>AST nodes</em>. */ public interface InstrumentationProbeEvents { /** * Notifies a probe that receiver that an AST node's execute method has just been entered. * Callers should assure that a matching call to {@link #leave(Node, VirtualFrame, Object)} * always follows. * * @param astNode The AST node on which the execute method is being called * @param frame The frame being passed to the execute method */ void enter(Node astNode, VirtualFrame frame); /** * Notifies a probe that an AST Node's void-valued execute method is about to exit. * <p> * Callers should assure (via {@code try/finally}) that a matching call to this method always * follows a call to {@link #enter(Node, VirtualFrame)}. * * @param astNode The AST node on which the execute method is being called * @param frame The frame that was passed to the execute method */ void leave(Node astNode, VirtualFrame frame); /** * Notifies a probe that an AST Node's boolean-valued execute method is about to exit. * <p> * Callers should assure (via {@code try/finally}) that a matching call to this method always * follows a call to {@link #enter(Node, VirtualFrame)}. * * @param astNode The AST node on which the execute method is being called * @param frame The frame that was passed to the execute method * @param result The result of the call to the execute method. */ void leave(Node astNode, VirtualFrame frame, boolean result); /** * Notifies a probe that an AST Node's byte-valued execute method is about to exit. * <p> * Callers should assure (via {@code try/finally}) that a matching call to this method always * follows a call to {@link #enter(Node, VirtualFrame)}. * * @param astNode The AST node on which the execute method is being called * @param frame The frame that was passed to the execute method * @param result The result of the call to the execute method. */ void leave(Node astNode, VirtualFrame frame, byte result); /** * Notifies a probe that an AST Node's short-valued execute method is about to exit. * <p> * Callers should assure (via {@code try/finally}) that a matching call to this method always * follows a call to {@link #enter(Node, VirtualFrame)}. * * @param astNode The AST node on which the execute method is being called * @param frame The frame that was passed to the execute method * @param result The result of the call to the execute method. */ void leave(Node astNode, VirtualFrame frame, short result); /** * Notifies a probe that an AST Node's integer-valued execute method is about to exit. * <p> * Callers should assure (via {@code try/finally}) that a matching call to this method always * follows a call to {@link #enter(Node, VirtualFrame)}. * * @param astNode The AST node on which the execute method is being called * @param frame The frame that was passed to the execute method * @param result The result of the call to the execute method. */ void leave(Node astNode, VirtualFrame frame, int result); /** * Notifies a probe that an AST Node's long-valued execute method is about to exit. * <p> * Callers should assure (via {@code try/finally}) that a matching call to this method always * follows a call to {@link #enter(Node, VirtualFrame)}. * * @param astNode The AST node on which the execute method is being called * @param frame The frame that was passed to the execute method * @param result The result of the call to the execute method. */ void leave(Node astNode, VirtualFrame frame, long result); /** * Notifies a probe that an AST Node's float-valued execute method is about to exit. * <p> * Callers should assure (via {@code try/finally}) that a matching call to this method always * follows a call to {@link #enter(Node, VirtualFrame)}. * * @param astNode The AST node on which the execute method is being called * @param frame The frame that was passed to the execute method * @param result The result of the call to the execute method. */ void leave(Node astNode, VirtualFrame frame, float result); /** * Notifies a probe that an AST Node's double-valued execute method is about to exit. * <p> * Callers should assure (via {@code try/finally}) that a matching call to this method always * follows a call to {@link #enter(Node, VirtualFrame)}. * * @param astNode The AST node on which the execute method is being called * @param frame The frame that was passed to the execute method * @param result The result of the call to the execute method. */ void leave(Node astNode, VirtualFrame frame, double result); /** * Notifies a probe that an AST Node's char-valued execute method is about to exit. * <p> * Callers should assure (via {@code try/finally}) that a matching call to this method always * follows a call to {@link #enter(Node, VirtualFrame)}. * * @param astNode The AST node on which the execute method is being called * @param frame The frame that was passed to the execute method * @param result The result of the call to the execute method. */ void leave(Node astNode, VirtualFrame frame, char result); /** * Notifies a probe that an AST Node's object-valued execute method is about to exit. * <p> * Callers should assure (via {@code try/finally}) that a matching call to this method always * follows a call to {@link #enter(Node, VirtualFrame)}. * * @param astNode The AST node on which the execute method is being called * @param frame The frame that was passed to the execute method * @param result The result of the call to the execute method. */ void leave(Node astNode, VirtualFrame frame, Object result); /** * Notifies a probe that an AST Node's execute method is about to leave under exceptional * conditions, returning no value. * <p> * Callers should assure (via {@code try/finally}) that a matching call to this method always * follows a call to {@link #enter(Node, VirtualFrame)}. * * @param astNode The AST node on which the execute method is being called * @param frame The frame that was passed to the execute method * @param e the exception associated with the unusual return */ void leaveExceptional(Node astNode, VirtualFrame frame, Exception e); /** * Notifies a probe that an AST node is about to be replaced with another. * * @param oldAstNode the AST node currently in the tree * @param newAstNode the AST replacement node * @param reason explanation for the replacement */ void replace(Node oldAstNode, Node newAstNode, String reason); }