1 /* 2 * Copyright (c) 2024, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package oracle.code.triton; 27 28 import java.lang.reflect.Method; 29 import java.lang.reflect.code.op.CoreOp; 30 import java.lang.runtime.CodeReflection; 31 import java.util.Optional; 32 import java.util.stream.Stream; 33 34 class Functions { 35 private Functions() { 36 } 37 38 @CodeReflection 39 static int sum(int a, int b) { 40 return a + b; 41 } 42 43 @CodeReflection 44 static int max(int a, int b) { 45 return Math.max(a, b); 46 } 47 48 @CodeReflection 49 static int cdiv(int x, int div) { 50 return (x + div - 1) / div; 51 } 52 53 static CoreOp.FuncOp getJavaCodeModel(String name) { 54 Optional<Method> om = Stream.of(Functions.class.getDeclaredMethods()) 55 .filter(m -> m.getName().equals(name)) 56 .filter(m -> m.getAnnotation(CodeReflection.class) != null) 57 .findFirst(); 58 59 Method m = om.get(); 60 return m.getCodeModel().get(); 61 } 62 }