112 lines
4.7 KiB
Java
112 lines
4.7 KiB
Java
/*
|
|
* Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* This code is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 only, as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
* version 2 for more details (a copy is included in the LICENSE file that
|
|
* accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU General Public License version
|
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*
|
|
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
* or visit www.oracle.com if you need additional information or have any
|
|
* questions.
|
|
*
|
|
*/
|
|
|
|
/*
|
|
* @test
|
|
* @requires ((os.arch == "amd64" | os.arch == "x86_64") & sun.arch.data.model == "64") | os.arch == "aarch64"
|
|
* @modules jdk.incubator.foreign/jdk.internal.foreign
|
|
* @build NativeTestHelper CallGeneratorHelper TestDowncall
|
|
*
|
|
* @run testng/othervm
|
|
* -Dforeign.restricted=permit
|
|
* -Djdk.internal.foreign.ProgrammableInvoker.USE_SPEC=false
|
|
* -Djdk.internal.foreign.ProgrammableInvoker.USE_INTRINSICS=false
|
|
* TestDowncall
|
|
* @run testng/othervm
|
|
* -Dforeign.restricted=permit
|
|
* -Djdk.internal.foreign.ProgrammableInvoker.USE_SPEC=true
|
|
* -Djdk.internal.foreign.ProgrammableInvoker.USE_INTRINSICS=false
|
|
* TestDowncall
|
|
* @run testng/othervm
|
|
* -Dforeign.restricted=permit
|
|
* -Djdk.internal.foreign.ProgrammableInvoker.USE_SPEC=false
|
|
* -Djdk.internal.foreign.ProgrammableInvoker.USE_INTRINSICS=true
|
|
* TestDowncall
|
|
* @run testng/othervm
|
|
* -Dforeign.restricted=permit
|
|
* -Djdk.internal.foreign.ProgrammableInvoker.USE_SPEC=true
|
|
* -Djdk.internal.foreign.ProgrammableInvoker.USE_INTRINSICS=true
|
|
* TestDowncall
|
|
*/
|
|
|
|
import jdk.incubator.foreign.CLinker;
|
|
import jdk.incubator.foreign.FunctionDescriptor;
|
|
import jdk.incubator.foreign.LibraryLookup;
|
|
import jdk.incubator.foreign.MemoryLayout;
|
|
|
|
import java.lang.invoke.MethodHandle;
|
|
import java.lang.invoke.MethodType;
|
|
import java.util.ArrayList;
|
|
import java.util.List;
|
|
import java.util.function.Consumer;
|
|
|
|
import jdk.incubator.foreign.MemorySegment;
|
|
import org.testng.annotations.*;
|
|
|
|
public class TestDowncall extends CallGeneratorHelper {
|
|
|
|
static LibraryLookup lib = LibraryLookup.ofLibrary("TestDowncall");
|
|
static CLinker abi = CLinker.getInstance();
|
|
|
|
|
|
@Test(dataProvider="functions", dataProviderClass=CallGeneratorHelper.class)
|
|
public void testDowncall(String fName, Ret ret, List<ParamType> paramTypes, List<StructFieldType> fields) throws Throwable {
|
|
List<Consumer<Object>> checks = new ArrayList<>();
|
|
List<MemorySegment> segments = new ArrayList<>();
|
|
LibraryLookup.Symbol addr = lib.lookup(fName).get();
|
|
MethodHandle mh = abi.downcallHandle(addr, methodType(ret, paramTypes, fields), function(ret, paramTypes, fields));
|
|
Object[] args = makeArgs(paramTypes, fields, checks, segments);
|
|
mh = mh.asSpreader(Object[].class, paramTypes.size());
|
|
Object res = mh.invoke(args);
|
|
if (ret == Ret.NON_VOID) {
|
|
checks.forEach(c -> c.accept(res));
|
|
}
|
|
segments.forEach(MemorySegment::close);
|
|
}
|
|
|
|
static MethodType methodType(Ret ret, List<ParamType> params, List<StructFieldType> fields) {
|
|
MethodType mt = ret == Ret.VOID ?
|
|
MethodType.methodType(void.class) : MethodType.methodType(paramCarrier(params.get(0).layout(fields)));
|
|
for (ParamType p : params) {
|
|
mt = mt.appendParameterTypes(paramCarrier(p.layout(fields)));
|
|
}
|
|
return mt;
|
|
}
|
|
|
|
static FunctionDescriptor function(Ret ret, List<ParamType> params, List<StructFieldType> fields) {
|
|
MemoryLayout[] paramLayouts = params.stream().map(p -> p.layout(fields)).toArray(MemoryLayout[]::new);
|
|
return ret == Ret.VOID ?
|
|
FunctionDescriptor.ofVoid(paramLayouts) :
|
|
FunctionDescriptor.of(paramLayouts[0], paramLayouts);
|
|
}
|
|
|
|
static Object[] makeArgs(List<ParamType> params, List<StructFieldType> fields, List<Consumer<Object>> checks, List<MemorySegment> segments) throws ReflectiveOperationException {
|
|
Object[] args = new Object[params.size()];
|
|
for (int i = 0 ; i < params.size() ; i++) {
|
|
args[i] = makeArg(params.get(i).layout(fields), checks, i == 0, segments);
|
|
}
|
|
return args;
|
|
}
|
|
}
|