32ac72c3d3
Co-authored-by: Maurizio Cimadamore <mcimadamore@openjdk.org> Co-authored-by: Jorn Vernee <jvernee@openjdk.org> Co-authored-by: Per Minborg <pminborg@openjdk.org> Reviewed-by: dholmes, psandoz, mcimadamore, alanb
523 lines
23 KiB
Java
523 lines
23 KiB
Java
/*
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* Copyright (c) 2020, 2023, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2023, Institute of Software, Chinese Academy of Sciences.
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* All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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/*
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* @test
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* @requires sun.arch.data.model == "64"
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* @compile platform/PlatformLayouts.java
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* @modules java.base/jdk.internal.foreign
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* java.base/jdk.internal.foreign.abi
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* java.base/jdk.internal.foreign.abi.riscv64
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* java.base/jdk.internal.foreign.abi.riscv64.linux
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* @build CallArrangerTestBase
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* @run testng TestRISCV64CallArranger
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*/
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import java.lang.foreign.FunctionDescriptor;
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import java.lang.foreign.MemoryLayout;
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import java.lang.foreign.MemorySegment;
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import jdk.internal.foreign.abi.Binding;
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import jdk.internal.foreign.abi.CallingSequence;
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import jdk.internal.foreign.abi.LinkerOptions;
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import jdk.internal.foreign.abi.riscv64.linux.LinuxRISCV64CallArranger;
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import jdk.internal.foreign.abi.StubLocations;
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import jdk.internal.foreign.abi.VMStorage;
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import org.testng.annotations.DataProvider;
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import org.testng.annotations.Test;
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import java.lang.foreign.ValueLayout;
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import java.lang.invoke.MethodType;
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import static java.lang.foreign.Linker.Option.firstVariadicArg;
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import static java.lang.foreign.ValueLayout.ADDRESS;
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import static jdk.internal.foreign.abi.Binding.*;
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import static jdk.internal.foreign.abi.riscv64.RISCV64Architecture.*;
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import static jdk.internal.foreign.abi.riscv64.RISCV64Architecture.Regs.*;
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import static platform.PlatformLayouts.RISCV64.*;
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import static org.testng.Assert.assertEquals;
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import static org.testng.Assert.assertFalse;
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import static org.testng.Assert.assertTrue;
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public class TestRISCV64CallArranger extends CallArrangerTestBase {
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private static final short STACK_SLOT_SIZE = 8;
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private static final VMStorage TARGET_ADDRESS_STORAGE = StubLocations.TARGET_ADDRESS.storage(StorageType.PLACEHOLDER);
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private static final VMStorage RETURN_BUFFER_STORAGE = StubLocations.RETURN_BUFFER.storage(StorageType.PLACEHOLDER);
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@Test
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public void testEmpty() {
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MethodType mt = MethodType.methodType(void.class);
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FunctionDescriptor fd = FunctionDescriptor.ofVoid();
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LinuxRISCV64CallArranger.Bindings bindings = LinuxRISCV64CallArranger.getBindings(mt, fd, false);
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assertFalse(bindings.isInMemoryReturn());
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CallingSequence callingSequence = bindings.callingSequence();
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assertEquals(callingSequence.callerMethodType(), mt.insertParameterTypes(0, MemorySegment.class));
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assertEquals(callingSequence.functionDesc(), fd.insertArgumentLayouts(0, ADDRESS));
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checkArgumentBindings(callingSequence, new Binding[][]{
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{ unboxAddress(), vmStore(TARGET_ADDRESS_STORAGE, long.class) }
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});
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checkReturnBindings(callingSequence, new Binding[]{});
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}
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@Test
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public void testInteger() {
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MethodType mt = MethodType.methodType(void.class,
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byte.class, short.class, int.class, int.class,
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int.class, int.class, long.class, int.class,
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int.class, byte.class);
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FunctionDescriptor fd = FunctionDescriptor.ofVoid(
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C_CHAR, C_SHORT, C_INT, C_INT,
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C_INT, C_INT, C_LONG, C_INT,
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C_INT, C_CHAR);
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LinuxRISCV64CallArranger.Bindings bindings = LinuxRISCV64CallArranger.getBindings(mt, fd, false);
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assertFalse(bindings.isInMemoryReturn());
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CallingSequence callingSequence = bindings.callingSequence();
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assertEquals(callingSequence.callerMethodType(), mt.insertParameterTypes(0, MemorySegment.class));
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assertEquals(callingSequence.functionDesc(), fd.insertArgumentLayouts(0, ADDRESS));
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checkArgumentBindings(callingSequence, new Binding[][]{
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{ unboxAddress(), vmStore(TARGET_ADDRESS_STORAGE, long.class) },
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{ cast(byte.class, int.class), vmStore(x10, int.class) },
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{ cast(short.class, int.class), vmStore(x11, int.class) },
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{ vmStore(x12, int.class) },
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{ vmStore(x13, int.class) },
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{ vmStore(x14, int.class) },
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{ vmStore(x15, int.class) },
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{ vmStore(x16, long.class) },
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{ vmStore(x17, int.class) },
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{ vmStore(stackStorage(STACK_SLOT_SIZE, 0), int.class) },
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{ cast(byte.class, int.class), vmStore(stackStorage(STACK_SLOT_SIZE, 8), int.class) }
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});
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checkReturnBindings(callingSequence, new Binding[]{});
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}
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@Test
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public void testTwoIntTwoFloat() {
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MethodType mt = MethodType.methodType(void.class, int.class, int.class, float.class, float.class);
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FunctionDescriptor fd = FunctionDescriptor.ofVoid(C_INT, C_INT, C_FLOAT, C_FLOAT);
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LinuxRISCV64CallArranger.Bindings bindings = LinuxRISCV64CallArranger.getBindings(mt, fd, false);
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assertFalse(bindings.isInMemoryReturn());
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CallingSequence callingSequence = bindings.callingSequence();
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assertEquals(callingSequence.callerMethodType(), mt.insertParameterTypes(0, MemorySegment.class));
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assertEquals(callingSequence.functionDesc(), fd.insertArgumentLayouts(0, ADDRESS));
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checkArgumentBindings(callingSequence, new Binding[][]{
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{ unboxAddress(), vmStore(TARGET_ADDRESS_STORAGE, long.class) },
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{ vmStore(x10, int.class) },
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{ vmStore(x11, int.class) },
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{ vmStore(f10, float.class) },
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{ vmStore(f11, float.class) }
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});
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checkReturnBindings(callingSequence, new Binding[]{});
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}
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@Test(dataProvider = "structs")
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public void testStruct(MemoryLayout struct, Binding[] expectedBindings) {
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MethodType mt = MethodType.methodType(void.class, MemorySegment.class);
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FunctionDescriptor fd = FunctionDescriptor.ofVoid(struct);
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LinuxRISCV64CallArranger.Bindings bindings = LinuxRISCV64CallArranger.getBindings(mt, fd, false);
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assertFalse(bindings.isInMemoryReturn());
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CallingSequence callingSequence = bindings.callingSequence();
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assertEquals(callingSequence.callerMethodType(), mt.insertParameterTypes(0, MemorySegment.class));
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assertEquals(callingSequence.functionDesc(), fd.insertArgumentLayouts(0, ADDRESS));
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checkArgumentBindings(callingSequence, new Binding[][]{
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{ unboxAddress(), vmStore(TARGET_ADDRESS_STORAGE, long.class) },
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expectedBindings
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});
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checkReturnBindings(callingSequence, new Binding[]{});
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}
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@DataProvider
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public static Object[][] structs() {
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MemoryLayout struct1 = MemoryLayout.structLayout(C_INT, C_INT, C_DOUBLE, C_INT);
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return new Object[][]{
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// struct s { void* a; double c; };
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{
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MemoryLayout.structLayout(C_POINTER, C_DOUBLE),
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new Binding[]{
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dup(),
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bufferLoad(0, long.class), vmStore(x10, long.class),
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bufferLoad(8, long.class), vmStore(x11, long.class)
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}
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},
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// struct s { int32_t a, b; double c; };
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{ MemoryLayout.structLayout(C_INT, C_INT, C_DOUBLE),
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new Binding[]{
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dup(),
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// s.a & s.b
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bufferLoad(0, long.class), vmStore(x10, long.class),
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// s.c
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bufferLoad(8, long.class), vmStore(x11, long.class)
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}
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},
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// struct s { int32_t a, b; double c; int32_t d; };
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{ struct1,
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new Binding[]{
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copy(struct1),
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unboxAddress(),
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vmStore(x10, long.class)
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}
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},
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// struct s { int32_t a[1]; float b[1]; };
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{ MemoryLayout.structLayout(MemoryLayout.sequenceLayout(1, C_INT),
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MemoryLayout.sequenceLayout(1, C_FLOAT)),
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new Binding[]{
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dup(),
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// s.a[0]
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bufferLoad(0, int.class), vmStore(x10, int.class),
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// s.b[0]
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bufferLoad(4, float.class), vmStore(f10, float.class)
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}
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},
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// struct s { float a; /* padding */ double b };
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{ MemoryLayout.structLayout(C_FLOAT, MemoryLayout.paddingLayout(4), C_DOUBLE),
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new Binding[]{
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dup(),
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// s.a
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bufferLoad(0, float.class), vmStore(f10, float.class),
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// s.b
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bufferLoad(8, double.class), vmStore(f11, double.class),
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}
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}
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};
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}
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@Test
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public void testStructFA1() {
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MemoryLayout fa = MemoryLayout.structLayout(C_FLOAT, C_FLOAT);
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MethodType mt = MethodType.methodType(MemorySegment.class, float.class, int.class, MemorySegment.class);
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FunctionDescriptor fd = FunctionDescriptor.of(fa, C_FLOAT, C_INT, fa);
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LinuxRISCV64CallArranger.Bindings bindings = LinuxRISCV64CallArranger.getBindings(mt, fd, false);
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assertFalse(bindings.isInMemoryReturn());
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CallingSequence callingSequence = bindings.callingSequence();
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assertEquals(callingSequence.callerMethodType(), mt.insertParameterTypes(0, MemorySegment.class, MemorySegment.class));
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assertEquals(callingSequence.functionDesc(), fd.insertArgumentLayouts(0, ADDRESS, ADDRESS));
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checkArgumentBindings(callingSequence, new Binding[][]{
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{ unboxAddress(), vmStore(RETURN_BUFFER_STORAGE, long.class) },
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{ unboxAddress(), vmStore(TARGET_ADDRESS_STORAGE, long.class) },
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{ vmStore(f10, float.class) },
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{ vmStore(x10, int.class) },
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{
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dup(),
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bufferLoad(0, float.class),
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vmStore(f11, float.class),
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bufferLoad(4, float.class),
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vmStore(f12, float.class)
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}
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});
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checkReturnBindings(callingSequence, new Binding[]{
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allocate(fa),
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dup(),
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vmLoad(f10, float.class),
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bufferStore(0, float.class),
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dup(),
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vmLoad(f11, float.class),
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bufferStore(4, float.class)
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});
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}
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@Test
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public void testStructFA2() {
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MemoryLayout fa = MemoryLayout.structLayout(C_FLOAT, MemoryLayout.paddingLayout(4), C_DOUBLE);
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MethodType mt = MethodType.methodType(MemorySegment.class, float.class, int.class, MemorySegment.class);
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FunctionDescriptor fd = FunctionDescriptor.of(fa, C_FLOAT, C_INT, fa);
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LinuxRISCV64CallArranger.Bindings bindings = LinuxRISCV64CallArranger.getBindings(mt, fd, false);
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assertFalse(bindings.isInMemoryReturn());
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CallingSequence callingSequence = bindings.callingSequence();
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assertEquals(callingSequence.callerMethodType(), mt.insertParameterTypes(0, MemorySegment.class, MemorySegment.class));
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assertEquals(callingSequence.functionDesc(), fd.insertArgumentLayouts(0, ADDRESS, ADDRESS));
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checkArgumentBindings(callingSequence, new Binding[][]{
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{ unboxAddress(), vmStore(RETURN_BUFFER_STORAGE, long.class) },
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{ unboxAddress(), vmStore(TARGET_ADDRESS_STORAGE, long.class) },
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{ vmStore(f10, float.class) },
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{ vmStore(x10, int.class) },
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{
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dup(),
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bufferLoad(0, float.class),
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vmStore(f11, float.class),
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bufferLoad(8, double.class),
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vmStore(f12, double.class)
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}
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});
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checkReturnBindings(callingSequence, new Binding[]{
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allocate(fa),
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dup(),
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vmLoad(f10, float.class),
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bufferStore(0, float.class),
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dup(),
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vmLoad(f11, double.class),
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bufferStore(8, double.class)
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});
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}
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@Test
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void spillFloatingPointStruct() {
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MemoryLayout struct = MemoryLayout.structLayout(C_FLOAT, C_FLOAT);
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// void f(float, float, float, float, float, float, float, struct)
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MethodType mt = MethodType.methodType(void.class, float.class, float.class,
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float.class, float.class, float.class,
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float.class, float.class, MemorySegment.class);
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FunctionDescriptor fd = FunctionDescriptor.ofVoid(C_FLOAT, C_FLOAT, C_FLOAT, C_FLOAT,
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C_FLOAT, C_FLOAT, C_FLOAT, struct);
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LinuxRISCV64CallArranger.Bindings bindings = LinuxRISCV64CallArranger.getBindings(mt, fd, false);
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assertFalse(bindings.isInMemoryReturn());
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CallingSequence callingSequence = bindings.callingSequence();
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assertEquals(callingSequence.callerMethodType(), mt.insertParameterTypes(0, MemorySegment.class));
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assertEquals(callingSequence.functionDesc(), fd.insertArgumentLayouts(0, ADDRESS));
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checkArgumentBindings(callingSequence, new Binding[][]{
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{ unboxAddress(), vmStore(TARGET_ADDRESS_STORAGE, long.class) },
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{ vmStore(f10, float.class) },
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{ vmStore(f11, float.class) },
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{ vmStore(f12, float.class) },
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{ vmStore(f13, float.class) },
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{ vmStore(f14, float.class) },
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{ vmStore(f15, float.class) },
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{ vmStore(f16, float.class) },
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{
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bufferLoad(0, long.class),
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vmStore(x10, long.class)
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}
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});
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checkReturnBindings(callingSequence, new Binding[]{});
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}
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@Test
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public void testStructBoth() {
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MemoryLayout struct = MemoryLayout.structLayout(C_INT, C_FLOAT);
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MethodType mt = MethodType.methodType(void.class, MemorySegment.class, MemorySegment.class, MemorySegment.class);
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FunctionDescriptor fd = FunctionDescriptor.ofVoid(struct, struct, struct);
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LinuxRISCV64CallArranger.Bindings bindings = LinuxRISCV64CallArranger.getBindings(mt, fd, false);
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assertFalse(bindings.isInMemoryReturn());
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CallingSequence callingSequence = bindings.callingSequence();
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assertEquals(callingSequence.callerMethodType(), mt.insertParameterTypes(0, MemorySegment.class));
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assertEquals(callingSequence.functionDesc(), fd.insertArgumentLayouts(0, ADDRESS));
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checkArgumentBindings(callingSequence, new Binding[][]{
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{ unboxAddress(), vmStore(TARGET_ADDRESS_STORAGE, long.class) },
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{
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dup(),
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bufferLoad(0, int.class),
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vmStore(x10, int.class),
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bufferLoad(4, float.class),
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vmStore(f10, float.class)
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},
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{
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dup(),
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bufferLoad(0, int.class),
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vmStore(x11, int.class),
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bufferLoad(4, float.class),
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vmStore(f11, float.class)
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},
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{
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dup(),
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bufferLoad(0, int.class),
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vmStore(x12, int.class),
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bufferLoad(4, float.class),
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vmStore(f12, float.class)
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}
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});
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checkReturnBindings(callingSequence, new Binding[]{});
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}
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@Test
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public void testStructStackSpill() {
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// A large (> 16 byte) struct argument that is spilled to the
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// stack should be passed as a pointer to a copy and occupy one
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// stack slot.
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MemoryLayout struct = MemoryLayout.structLayout(C_INT, C_INT, C_DOUBLE, C_INT);
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MethodType mt = MethodType.methodType(
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void.class, MemorySegment.class, MemorySegment.class, int.class, int.class,
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int.class, int.class, int.class, int.class, MemorySegment.class, int.class);
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FunctionDescriptor fd = FunctionDescriptor.ofVoid(
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struct, struct, C_INT, C_INT, C_INT, C_INT, C_INT, C_INT, struct, C_INT);
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LinuxRISCV64CallArranger.Bindings bindings = LinuxRISCV64CallArranger.getBindings(mt, fd, false);
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assertFalse(bindings.isInMemoryReturn());
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CallingSequence callingSequence = bindings.callingSequence();
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assertEquals(callingSequence.callerMethodType(), mt.insertParameterTypes(0, MemorySegment.class));
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assertEquals(callingSequence.functionDesc(), fd.insertArgumentLayouts(0, ADDRESS));
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checkArgumentBindings(callingSequence, new Binding[][]{
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{ unboxAddress(), vmStore(TARGET_ADDRESS_STORAGE, long.class) },
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{ copy(struct), unboxAddress(), vmStore(x10, long.class) },
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{ copy(struct), unboxAddress(), vmStore(x11, long.class) },
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{ vmStore(x12, int.class) },
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{ vmStore(x13, int.class) },
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{ vmStore(x14, int.class) },
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{ vmStore(x15, int.class) },
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{ vmStore(x16, int.class) },
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{ vmStore(x17, int.class) },
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{ copy(struct), unboxAddress(), vmStore(stackStorage(STACK_SLOT_SIZE, 0), long.class) },
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{ vmStore(stackStorage(STACK_SLOT_SIZE, 8), int.class) }
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});
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checkReturnBindings(callingSequence, new Binding[]{});
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}
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@Test
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public void testVarArgsInRegs() {
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MethodType mt = MethodType.methodType(void.class, int.class, int.class, float.class);
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FunctionDescriptor fd = FunctionDescriptor.ofVoid(C_INT, C_INT, C_FLOAT);
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FunctionDescriptor fdExpected = FunctionDescriptor.ofVoid(ADDRESS, C_INT, C_INT, C_FLOAT);
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LinuxRISCV64CallArranger.Bindings bindings = LinuxRISCV64CallArranger.getBindings(mt, fd, false, LinkerOptions.forDowncall(fd, firstVariadicArg(1)));
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assertFalse(bindings.isInMemoryReturn());
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CallingSequence callingSequence = bindings.callingSequence();
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assertEquals(callingSequence.callerMethodType(), mt.insertParameterTypes(0, MemorySegment.class));
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assertEquals(callingSequence.functionDesc(), fdExpected);
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// This is identical to the non-variadic calling sequence
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checkArgumentBindings(callingSequence, new Binding[][]{
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{ unboxAddress(), vmStore(TARGET_ADDRESS_STORAGE, long.class) },
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{ vmStore(x10, int.class) },
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{ vmStore(x11, int.class) },
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{ vmStore(x12, float.class) }
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});
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checkReturnBindings(callingSequence, new Binding[]{});
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}
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@Test
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public void testVarArgsLong() {
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MethodType mt = MethodType.methodType(void.class, int.class, int.class, int.class, double.class,
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double.class, long.class, long.class, int.class,
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double.class, double.class, long.class);
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FunctionDescriptor fd = FunctionDescriptor.ofVoid(C_INT, C_INT, C_INT, C_DOUBLE, C_DOUBLE,
|
|
C_LONG, C_LONG, C_INT, C_DOUBLE,
|
|
C_DOUBLE, C_LONG);
|
|
FunctionDescriptor fdExpected = FunctionDescriptor.ofVoid(ADDRESS, C_INT, C_INT, C_INT, C_DOUBLE,
|
|
C_DOUBLE, C_LONG, C_LONG, C_INT,
|
|
C_DOUBLE, C_DOUBLE, C_LONG);
|
|
LinuxRISCV64CallArranger.Bindings bindings = LinuxRISCV64CallArranger.getBindings(mt, fd, false, LinkerOptions.forDowncall(fd, firstVariadicArg(1)));
|
|
|
|
assertFalse(bindings.isInMemoryReturn());
|
|
CallingSequence callingSequence = bindings.callingSequence();
|
|
assertEquals(callingSequence.callerMethodType(), mt.insertParameterTypes(0, MemorySegment.class));
|
|
assertEquals(callingSequence.functionDesc(), fdExpected);
|
|
|
|
// This is identical to the non-variadic calling sequence
|
|
checkArgumentBindings(callingSequence, new Binding[][]{
|
|
{ unboxAddress(), vmStore(TARGET_ADDRESS_STORAGE, long.class) },
|
|
{ vmStore(x10, int.class) },
|
|
{ vmStore(x11, int.class) },
|
|
{ vmStore(x12, int.class) },
|
|
{ vmStore(x13, double.class) },
|
|
{ vmStore(x14, double.class) },
|
|
{ vmStore(x15, long.class) },
|
|
{ vmStore(x16, long.class) },
|
|
{ vmStore(x17, int.class) },
|
|
{ vmStore(stackStorage(STACK_SLOT_SIZE, 0), double.class) },
|
|
{ vmStore(stackStorage(STACK_SLOT_SIZE, 8), double.class) },
|
|
{ vmStore(stackStorage(STACK_SLOT_SIZE, 16), long.class) }
|
|
});
|
|
|
|
checkReturnBindings(callingSequence, new Binding[]{});
|
|
}
|
|
|
|
@Test
|
|
public void testReturnStruct1() {
|
|
MemoryLayout struct = MemoryLayout.structLayout(C_LONG, C_LONG, C_FLOAT);
|
|
|
|
MethodType mt = MethodType.methodType(MemorySegment.class, int.class, int.class, float.class);
|
|
FunctionDescriptor fd = FunctionDescriptor.of(struct, C_INT, C_INT, C_FLOAT);
|
|
LinuxRISCV64CallArranger.Bindings bindings = LinuxRISCV64CallArranger.getBindings(mt, fd, false);
|
|
|
|
assertTrue(bindings.isInMemoryReturn());
|
|
CallingSequence callingSequence = bindings.callingSequence();
|
|
assertEquals(callingSequence.callerMethodType(),
|
|
MethodType.methodType(void.class, MemorySegment.class, MemorySegment.class,
|
|
int.class, int.class, float.class));
|
|
assertEquals(callingSequence.functionDesc(),
|
|
FunctionDescriptor.ofVoid(ADDRESS, C_POINTER, C_INT, C_INT, C_FLOAT));
|
|
|
|
checkArgumentBindings(callingSequence, new Binding[][]{
|
|
{ unboxAddress(), vmStore(TARGET_ADDRESS_STORAGE, long.class) },
|
|
{ unboxAddress(), vmStore(x10, long.class) },
|
|
{ vmStore(x11, int.class) },
|
|
{ vmStore(x12, int.class) },
|
|
{ vmStore(f10, float.class) }
|
|
});
|
|
|
|
checkReturnBindings(callingSequence, new Binding[]{});
|
|
}
|
|
|
|
@Test
|
|
public void testReturnStruct2() {
|
|
MemoryLayout struct = MemoryLayout.structLayout(C_LONG, C_LONG);
|
|
|
|
MethodType mt = MethodType.methodType(MemorySegment.class);
|
|
FunctionDescriptor fd = FunctionDescriptor.of(struct);
|
|
LinuxRISCV64CallArranger.Bindings bindings = LinuxRISCV64CallArranger.getBindings(mt, fd, false);
|
|
|
|
assertFalse(bindings.isInMemoryReturn());
|
|
CallingSequence callingSequence = bindings.callingSequence();
|
|
assertEquals(callingSequence.callerMethodType(), mt.insertParameterTypes(0, MemorySegment.class, MemorySegment.class));
|
|
assertEquals(callingSequence.functionDesc(), fd.insertArgumentLayouts(0, ADDRESS, ADDRESS));
|
|
|
|
checkArgumentBindings(callingSequence, new Binding[][]{
|
|
{ unboxAddress(), vmStore(RETURN_BUFFER_STORAGE, long.class) },
|
|
{ unboxAddress(), vmStore(TARGET_ADDRESS_STORAGE, long.class) }
|
|
});
|
|
|
|
checkReturnBindings(callingSequence, new Binding[]{
|
|
allocate(struct),
|
|
dup(),
|
|
vmLoad(x10, long.class),
|
|
bufferStore(0, long.class),
|
|
dup(),
|
|
vmLoad(x11, long.class),
|
|
bufferStore(8, long.class)
|
|
});
|
|
}
|
|
}
|