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 TestBlockParameters 27 */ 28 29 import org.testng.Assert; 30 import org.testng.annotations.Test; 31 32 import java.lang.reflect.code.Block; 33 import java.lang.reflect.code.CodeElement; 34 import java.lang.reflect.code.Op; 35 import java.lang.reflect.code.type.FunctionType; 36 import java.lang.reflect.code.type.JavaType; 37 38 import static java.lang.reflect.code.op.CoreOp.*; 39 import static java.lang.reflect.code.type.FunctionType.functionType; 40 import static java.lang.reflect.code.type.JavaType.INT; 41 42 public class TestBlockParameters { 43 static FuncOp m() { 44 return func("f", functionType(INT, INT, INT)) 45 .body(fe -> { 46 LambdaOp lop = lambda(fe.parentBody(), functionType(INT, INT), JavaType.type(FunctionType.class)) 47 .body(le -> { 48 le.op(_return(le.parameters().get(0))); 49 }); 50 fe.op(lop); 51 Block.Builder b = fe.block(INT, INT); 52 fe.op(branch(b.successor(fe.parameters()))); 53 54 b.op(_return(b.parameters().get(0))); 55 }); 56 } 57 58 @Test 59 public void t() { 60 FuncOp m = m(); 61 m.traverse(null, CodeElement.blockVisitor((_, b) -> { 62 for (Block.Parameter p : b.parameters()) { 63 testBlockParameter(p); 64 } 65 66 return null; 67 })); 68 } 69 70 void testBlockParameter(Block.Parameter p) { 71 Assert.assertEquals(p.index(), p.declaringBlock().parameters().indexOf(p)); 72 73 if (p.invokableOperation() instanceof Op.Invokable iop) { 74 Assert.assertTrue(p.declaringBlock().isEntryBlock()); 75 Assert.assertEquals(p.index(), iop.parameters().indexOf(p)); 76 } else { 77 // There are no non-invokable operations with bodies in the model 78 Assert.assertFalse(p.declaringBlock().isEntryBlock()); 79 } 80 } 81 }