/*
* Copyright (c) 2015, 2015, 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
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package org.graalvm.compiler.lir.jtt;
import org.junit.Before;
import org.junit.Test;
import org.graalvm.compiler.core.common.LIRKind;
import org.graalvm.compiler.lir.Variable;
import org.graalvm.compiler.lir.VirtualStackSlot;
import org.graalvm.compiler.lir.framemap.FrameMapBuilder;
import org.graalvm.compiler.lir.gen.LIRGeneratorTool;
import jdk.vm.ci.meta.JavaKind;
import jdk.vm.ci.meta.PlatformKind;
import jdk.vm.ci.meta.Value;
import jdk.vm.ci.meta.ValueKind;
public class StackMoveTest extends LIRTest {
private static PlatformKind byteKind;
private static PlatformKind shortKind;
@Before
public void setUp() {
byteKind = getBackend().getTarget().arch.getPlatformKind(JavaKind.Byte);
shortKind = getBackend().getTarget().arch.getPlatformKind(JavaKind.Short);
}
private static class StackCopySpec extends LIRTestSpecification {
@Override
public void generate(LIRGeneratorTool gen, Value a) {
FrameMapBuilder frameMapBuilder = gen.getResult().getFrameMapBuilder();
ValueKind<?> valueKind = getValueKind(a);
// create slots
VirtualStackSlot s1 = frameMapBuilder.allocateSpillSlot(valueKind);
VirtualStackSlot s2 = frameMapBuilder.allocateSpillSlot(valueKind);
// start emit
gen.emitMove(s1, a);
Value copy1 = gen.emitMove(s1);
gen.append(gen.getSpillMoveFactory().createStackMove(s2, s1));
Variable result = gen.emitMove(s2);
// end emit
// set output and result
setResult(result);
setOutput("slotcopy", copy1);
setOutput("slot1", s1);
setOutput("slot2", s2);
}
protected ValueKind<?> getValueKind(Value value) {
return value.getValueKind();
}
}
private static final LIRTestSpecification stackCopy = new StackCopySpec();
/*
* int
*/
@SuppressWarnings("unused")
@LIRIntrinsic
public static int copyInt(LIRTestSpecification spec, int a) {
return a;
}
public int[] testInt(int a, int[] out) {
out[0] = copyInt(stackCopy, a);
out[1] = getOutput(stackCopy, "slotcopy", a);
out[2] = getOutput(stackCopy, "slot1", a);
out[3] = getOutput(stackCopy, "slot2", a);
return out;
}
@Test
public void runInt() throws Throwable {
runTest("testInt", Integer.MIN_VALUE, supply(() -> new int[4]));
runTest("testInt", -1, supply(() -> new int[4]));
runTest("testInt", 0, supply(() -> new int[4]));
runTest("testInt", 1, supply(() -> new int[4]));
runTest("testInt", Integer.MAX_VALUE, supply(() -> new int[4]));
}
/*
* long
*/
@SuppressWarnings("unused")
@LIRIntrinsic
public static long copyLong(LIRTestSpecification spec, long a) {
return a;
}
public long[] testLong(long a, long[] out) {
out[0] = copyLong(stackCopy, a);
out[1] = getOutput(stackCopy, "slotcopy", a);
out[2] = getOutput(stackCopy, "slot1", a);
out[3] = getOutput(stackCopy, "slot2", a);
return out;
}
@Test
public void runLong() throws Throwable {
runTest("testLong", Long.MIN_VALUE, supply(() -> new long[3]));
runTest("testLong", -1L, supply(() -> new long[3]));
runTest("testLong", 0L, supply(() -> new long[3]));
runTest("testLong", 1L, supply(() -> new long[3]));
runTest("testLong", Long.MAX_VALUE, supply(() -> new long[3]));
}
/*
* float
*/
@SuppressWarnings("unused")
@LIRIntrinsic
public static float copyFloat(LIRTestSpecification spec, float a) {
return a;
}
public float[] testFloat(float a, float[] out) {
out[0] = copyFloat(stackCopy, a);
out[1] = getOutput(stackCopy, "slotcopy", a);
out[2] = getOutput(stackCopy, "slot1", a);
out[3] = getOutput(stackCopy, "slot2", a);
return out;
}
@Test
public void runFloat() throws Throwable {
runTest("testFloat", Float.MIN_VALUE, supply(() -> new float[3]));
runTest("testFloat", -1f, supply(() -> new float[3]));
runTest("testFloat", -0.1f, supply(() -> new float[3]));
runTest("testFloat", 0f, supply(() -> new float[3]));
runTest("testFloat", 0.1f, supply(() -> new float[3]));
runTest("testFloat", 1f, supply(() -> new float[3]));
runTest("testFloat", Float.MAX_VALUE, supply(() -> new float[3]));
}
/*
* double
*/
@SuppressWarnings("unused")
@LIRIntrinsic
public static double copyDouble(LIRTestSpecification spec, double a) {
return a;
}
public double[] testDouble(double a, double[] out) {
out[0] = copyDouble(stackCopy, a);
out[1] = getOutput(stackCopy, "slotcopy", a);
out[2] = getOutput(stackCopy, "slot1", a);
out[3] = getOutput(stackCopy, "slot2", a);
return out;
}
@Test
public void runDouble() throws Throwable {
runTest("testDouble", Double.MIN_VALUE, supply(() -> new double[3]));
runTest("testDouble", -1., supply(() -> new double[3]));
runTest("testDouble", -0.1, supply(() -> new double[3]));
runTest("testDouble", 0., supply(() -> new double[3]));
runTest("testDouble", 0.1, supply(() -> new double[3]));
runTest("testDouble", 1., supply(() -> new double[3]));
runTest("testDouble", Double.MAX_VALUE, supply(() -> new double[3]));
}
/*
* short
*/
private static final LIRTestSpecification shortStackCopy = new StackCopySpec() {
@Override
protected ValueKind<?> getValueKind(Value value) {
return LIRKind.value(shortKind);
}
};
@SuppressWarnings("unused")
@LIRIntrinsic
public static short copyShort(LIRTestSpecification spec, short a) {
return a;
}
public short[] testShort(short a, short[] out) {
out[0] = copyShort(shortStackCopy, a);
out[1] = getOutput(shortStackCopy, "slotcopy", a);
out[2] = getOutput(shortStackCopy, "slot1", a);
out[3] = getOutput(shortStackCopy, "slot2", a);
return out;
}
@Test
public void runShort() throws Throwable {
runTest("testShort", Short.MIN_VALUE, supply(() -> new short[3]));
runTest("testShort", (short) -1, supply(() -> new short[3]));
runTest("testShort", (short) 0, supply(() -> new short[3]));
runTest("testShort", (short) 1, supply(() -> new short[3]));
runTest("testShort", Short.MAX_VALUE, supply(() -> new short[3]));
}
/*
* byte
*/
private static final LIRTestSpecification byteStackCopy = new StackCopySpec() {
@Override
protected ValueKind<?> getValueKind(Value value) {
return LIRKind.value(byteKind);
}
};
@SuppressWarnings("unused")
@LIRIntrinsic
public static byte copyByte(LIRTestSpecification spec, byte a) {
return a;
}
public byte[] testByte(byte a, byte[] out) {
out[0] = copyByte(byteStackCopy, a);
out[1] = getOutput(byteStackCopy, "slotcopy", a);
out[2] = getOutput(byteStackCopy, "slot1", a);
out[3] = getOutput(byteStackCopy, "slot2", a);
return out;
}
@Test
public void runByte() throws Throwable {
runTest("testByte", Byte.MIN_VALUE, supply(() -> new byte[3]));
runTest("testByte", (byte) -1, supply(() -> new byte[3]));
runTest("testByte", (byte) 0, supply(() -> new byte[3]));
runTest("testByte", (byte) 1, supply(() -> new byte[3]));
runTest("testByte", Byte.MAX_VALUE, supply(() -> new byte[3]));
}
}