Mercurial > hg > graal-compiler
view graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/ReplacementsUtil.java @ 22269:5b5b881f4689
Only fill allocations with garbage when assertions are enabled.
author | Roland Schatz <roland.schatz@oracle.com> |
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date | Tue, 21 Jul 2015 11:30:40 +0200 |
parents | 1ea122032fc7 |
children | 05183a084a08 |
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/* * Copyright (c) 2014, 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 com.oracle.graal.replacements; import com.oracle.graal.compiler.common.*; import com.oracle.graal.replacements.nodes.*; // JaCoCo Exclude public final class ReplacementsUtil { private ReplacementsUtil() { // empty } public static final boolean REPLACEMENTS_ASSERTIONS_ENABLED; static { boolean assertionsEnabled = false; assert (assertionsEnabled = true) != false; REPLACEMENTS_ASSERTIONS_ENABLED = assertionsEnabled && GraalOptions.ImmutableCode.getValue() == false; } /** * Asserts that condition evaluates to true by the time compilation is finished. This is * intended to be used within snippets or stubs, and will lead to a compile error if the * assertion fails. */ public static void staticAssert(boolean condition, String message) { if (REPLACEMENTS_ASSERTIONS_ENABLED) { AssertionNode.assertion(true, condition, message); } } /** * Asserts that condition evaluates to true at runtime. This is intended to be used within * snippets or stubs, and will lead to a VM error if it fails. */ public static void runtimeAssert(boolean condition, String message) { if (REPLACEMENTS_ASSERTIONS_ENABLED) { AssertionNode.assertion(false, condition, message); } } }