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. 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 24 /* 25 * @test 26 * @run testng TestNaming 27 */ 28 29 import org.testng.Assert; 30 import org.testng.annotations.Test; 31 32 import java.io.StringWriter; 33 import java.lang.reflect.Method; 34 import java.lang.reflect.code.CodeItem; 35 import java.lang.reflect.code.Op; 36 import java.lang.reflect.code.OpTransformer; 37 import java.lang.reflect.code.analysis.SSA; 38 import java.lang.reflect.code.op.CoreOp; 39 import java.lang.reflect.code.writer.OpWriter; 40 import java.lang.runtime.CodeReflection; 41 import java.util.Map; 42 import java.util.Optional; 43 import java.util.function.Function; 44 import java.util.stream.Stream; 45 46 public class TestNaming { 47 48 @CodeReflection 49 static int f(int n, int m) { 50 int sum = 0; 51 for (int i = 0; i < n; i++) { 52 for (int j = 0; j < n; j++) { 53 sum += i; 54 sum += j; 55 } 56 } 57 return sum; 58 } 59 60 @Test 61 public void testHigh() { 62 CoreOp.FuncOp f = getFuncOp("f"); 63 64 testModel(f); 65 } 66 67 @Test 68 public void testLow() { 69 CoreOp.FuncOp f = getFuncOp("f"); 70 71 f = f.transform(OpTransformer.LOWERING_TRANSFORMER); 72 73 f = SSA.transform(f); 74 75 testModel(f); 76 } 77 78 static void testModel(Op op) { 79 Function<CodeItem, String> cNamer = OpWriter.computeGlobalNames(op); 80 81 String actual = OpWriter.toText(op, OpWriter.CodeItemNamerOption.of(cNamer)); 82 String expected = op.toText(); 83 84 Assert.assertEquals(actual, expected); 85 } 86 87 static CoreOp.FuncOp getFuncOp(String name) { 88 Optional<Method> om = Stream.of(TestNaming.class.getDeclaredMethods()) 89 .filter(m -> m.getName().equals(name)) 90 .findFirst(); 91 92 Method m = om.get(); 93 return m.getCodeModel().get(); 94 } 95 }