1 /* 2 * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package org.graalvm.compiler.replacements; 24 25 import org.graalvm.compiler.core.common.GraalOptions; 26 import org.graalvm.compiler.replacements.nodes.AssertionNode; 27 28 // JaCoCo Exclude 29 public final class ReplacementsUtil { 30 private ReplacementsUtil() { 31 // empty 32 } 33 34 public static final boolean REPLACEMENTS_ASSERTIONS_ENABLED; 35 36 static { 37 boolean assertionsEnabled = false; 38 assert (assertionsEnabled = true) != false; 39 REPLACEMENTS_ASSERTIONS_ENABLED = assertionsEnabled && GraalOptions.ImmutableCode.getValue() == false; 40 } 41 42 /** 43 * Asserts that condition evaluates to true by the time compilation is finished. This is 44 * intended to be used within snippets or stubs, and will lead to a compile error if the 45 * assertion fails. 46 */ 47 public static void staticAssert(boolean condition, String message) { 48 if (REPLACEMENTS_ASSERTIONS_ENABLED) { 49 AssertionNode.assertion(true, condition, message); 50 } 51 } 52 53 /** 54 * Asserts that condition evaluates to true at runtime. This is intended to be used within 55 * snippets or stubs, and will lead to a VM error if it fails. 56 */ 57 public static void runtimeAssert(boolean condition, String message) { 58 if (REPLACEMENTS_ASSERTIONS_ENABLED) { 59 AssertionNode.assertion(false, condition, message); 60 } 61 } 62 }