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