1 /*
2 * Copyright (c) 2022, 2023, 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 * @enablePreview
27 * @requires jdk.foreign.linker != "UNSUPPORTED"
28 * @requires (!(os.name == "Mac OS X" & os.arch == "aarch64") | jdk.foreign.linker != "FALLBACK")
29 * @modules java.base/jdk.internal.foreign
30 * @build NativeTestHelper CallGeneratorHelper TestUpcallBase
31 *
32 * @run testng/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-VerifyDependencies
33 * --enable-native-access=ALL-UNNAMED -Dgenerator.sample.factor=17
34 * TestUpcallStack
35 */
36
37 import java.lang.foreign.Arena;
38 import java.lang.foreign.FunctionDescriptor;
39 import java.lang.foreign.MemorySegment;
40
41 import org.testng.annotations.Test;
42
43 import java.lang.invoke.MethodHandle;
44 import java.util.ArrayList;
45 import java.util.List;
46 import java.util.concurrent.atomic.AtomicReference;
47 import java.util.function.Consumer;
48
49 public class TestUpcallStack extends TestUpcallBase {
50
51 static {
52 System.loadLibrary("TestUpcallStack");
53 }
54
55 @Test(dataProvider="functions", dataProviderClass=CallGeneratorHelper.class)
56 public void testUpcallsStack(int count, String fName, Ret ret, List<ParamType> paramTypes,
57 List<StructFieldType> fields) throws Throwable {
58 List<Consumer<Object>> returnChecks = new ArrayList<>();
59 List<Consumer<Object>> argChecks = new ArrayList<>();
60 MemorySegment addr = findNativeOrThrow("s" + fName);
61 try (Arena arena = Arena.ofConfined()) {
62 FunctionDescriptor descriptor = functionStack(ret, paramTypes, fields);
63 MethodHandle mh = downcallHandle(LINKER, addr, arena, descriptor);
64 AtomicReference<Object[]> capturedArgs = new AtomicReference<>();
65 Object[] args = makeArgsStack(capturedArgs, arena, descriptor, returnChecks, argChecks);
66
67 Object res = mh.invokeWithArguments(args);
68
69 if (ret == Ret.NON_VOID) {
70 returnChecks.forEach(c -> c.accept(res));
71 }
72
73 Object[] capturedArgsArr = capturedArgs.get();
74 for (int capturedIdx = STACK_PREFIX_LAYOUTS.size(), checkIdx = 0;
75 capturedIdx < capturedArgsArr.length;
76 capturedIdx++, checkIdx++) {
77 argChecks.get(checkIdx).accept(capturedArgsArr[capturedIdx]);
78 }
79 }
80 }
81
82 static FunctionDescriptor functionStack(Ret ret, List<ParamType> params, List<StructFieldType> fields) {
83 return function(ret, params, fields, STACK_PREFIX_LAYOUTS);
84 }
85
86 static Object[] makeArgsStack(AtomicReference<Object[]> capturedArgs, Arena session, FunctionDescriptor descriptor,
87 List<Consumer<Object>> checks, List<Consumer<Object>> argChecks) {
88 return makeArgs(capturedArgs, session, descriptor, checks, argChecks, STACK_PREFIX_LAYOUTS.size());
89 }
90
91 }