Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/builtins/SLAssertTrueBuiltin.java @ 18485:e3c95cbbb50c
Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Sun, 23 Nov 2014 16:07:23 -0800 |
parents | 158c9ba66e45 |
children |
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/* * Copyright (c) 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 com.oracle.truffle.sl.builtins; import com.oracle.truffle.api.*; import com.oracle.truffle.api.dsl.*; import com.oracle.truffle.api.nodes.*; import com.oracle.truffle.api.source.*; import com.oracle.truffle.sl.*; import com.oracle.truffle.sl.runtime.*; /** * Asserts a given value to be <code>true</code> and throws an {@link AssertionError} if the value * was <code>false</code>. */ @NodeInfo(shortName = "assertTrue") public abstract class SLAssertTrueBuiltin extends SLBuiltinNode { public SLAssertTrueBuiltin() { super(new NullSourceSection("SL builtin", "assertTrue")); } @Specialization public boolean doAssert(boolean value, String message) { if (!value) { CompilerDirectives.transferToInterpreter(); throw new SLAssertionError(message == null ? "" : message); } return value; } @Specialization public boolean doAssertNull(boolean value, @SuppressWarnings("unused") SLNull message) { return doAssert(value, null); } }