Mercurial > hg > truffle
view truffle/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/local/SLReadArgumentNode.java @ 22065:503529c65456
Remove trailing whitespace from UPL license
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Wed, 05 Aug 2015 10:19:41 -0700 |
parents | c07e64ecb528 |
children | dc83cc1f94f2 |
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/* * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * The Universal Permissive License (UPL), Version 1.0 * * Subject to the condition set forth below, permission is hereby granted to any * person obtaining a copy of this software, associated documentation and/or * data (collectively the "Software"), free of charge and under any and all * copyright rights in the Software, and any and all patent rights owned or * freely licensable by each licensor hereunder covering either (i) the * unmodified Software as contributed to or provided by such licensor, or (ii) * the Larger Works (as defined below), to deal in both * * (a) the Software, and * * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if * one is included with the Software each a "Larger Work" to which the Software * is contributed by such licensors), * * without restriction, including without limitation the rights to copy, create * derivative works of, display, perform, and distribute the Software and make, * use, sell, offer for sale, import, export, have made, and have sold the * Software and the Larger Work(s), and to sublicense the foregoing rights on * either these or other terms. * * This license is subject to the following condition: * * The above copyright notice and either this complete permission notice or at a * minimum a reference to the UPL must be included in all copies or substantial * portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ package com.oracle.truffle.sl.nodes.local; import com.oracle.truffle.api.frame.*; import com.oracle.truffle.api.source.*; import com.oracle.truffle.api.utilities.*; import com.oracle.truffle.sl.nodes.*; import com.oracle.truffle.sl.parser.*; import com.oracle.truffle.sl.runtime.*; /** * Reads a function argument. Arguments are passed in as an object array. * <p> * Arguments are not type-specialized. To ensure that repeated accesses within a method are * specialized and can, e.g., be accessed without unboxing, all arguments are loaded into local * variables {@link SLNodeFactory#addFormalParameter in the method prologue}. */ public class SLReadArgumentNode extends SLExpressionNode { /** The argument number, i.e., the index into the array of arguments. */ private final int index; /** * Profiling information, collected by the interpreter, capturing whether the function was * called with fewer actual arguments than formal arguments. */ private final BranchProfile outOfBoundsTaken = BranchProfile.create(); public SLReadArgumentNode(SourceSection src, int index) { super(src); this.index = index; } @Override public Object executeGeneric(VirtualFrame frame) { Object[] args = frame.getArguments(); if (index < args.length) { return args[index]; } else { /* In the interpreter, record profiling information that the branch was used. */ outOfBoundsTaken.enter(); /* Use the default null value. */ return SLNull.SINGLETON; } } }