Mercurial > hg > graal-compiler
view graal/com.oracle.graal.lir.test/src/com/oracle/graal/lir/test/ValuePositionTest.java @ 16286:95e147b30dd0
Add graal.test project and ValuePositionTest.
author | Josef Eisl <josef.eisl@jku.at> |
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date | Thu, 26 Jun 2014 12:01:22 +0200 |
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/* * Copyright (c) 2014, 2014, 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. */ package com.oracle.graal.lir.test; import static com.oracle.graal.lir.LIRInstruction.OperandFlag.*; import static org.junit.Assert.*; import java.util.*; import org.junit.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.lir.*; import com.oracle.graal.lir.LIRInstruction.OperandFlag; import com.oracle.graal.lir.LIRInstruction.ValuePositionProcedure; import com.oracle.graal.lir.asm.*; public class ValuePositionTest { private static class NestedCompositeValue extends CompositeValue { private static final long serialVersionUID = -8804214200173503527L; @Component({REG, OperandFlag.ILLEGAL}) protected Value value; public NestedCompositeValue(LIRKind kind, Value value) { super(kind); this.value = value; } } private static class DummyValue extends Value { private static final long serialVersionUID = -645435039553382737L; private final int id; protected DummyValue(LIRKind lirKind, int id) { super(lirKind); this.id = id; } @Override public int hashCode() { final int prime = 31; int result = super.hashCode(); result = prime * result + id; return result; } @Override public boolean equals(Object obj) { if (this == obj) { return true; } if (!super.equals(obj)) { return false; } if (getClass() != obj.getClass()) { return false; } DummyValue other = (DummyValue) obj; if (id != other.id) { return false; } return true; } } private static class TestOp extends LIRInstruction { @Use({COMPOSITE}) protected NestedCompositeValue compValue; public TestOp(NestedCompositeValue compValue) { this.compValue = compValue; } @Override public void emitCode(CompilationResultBuilder crb) { fail("should not reach!"); } } private static LIRInstruction createNestedOp(LIRKind kind, Value value, int nestingLevel) { NestedCompositeValue compValue = new NestedCompositeValue(kind, value); for (int i = 0; i < nestingLevel; i++) { compValue = new NestedCompositeValue(kind, compValue); } TestOp op = new TestOp(compValue); return op; } @Test public void nestedTest0() { LIRKind kind = LIRKind.Illegal; DummyValue dummyValue = new DummyValue(kind, 0); LIRInstruction op = createNestedOp(kind, dummyValue, 0); List<ValuePosition> positions = new ArrayList<>(); op.forEachInput(new ValuePositionProcedure() { @Override public void doValue(LIRInstruction instruction, ValuePosition position) { positions.add(position); } }); assertEquals(1, positions.size()); assertEquals(dummyValue, positions.get(0).get(op)); } @Test public void nestedTest1() { LIRKind kind = LIRKind.Illegal; DummyValue dummyValue = new DummyValue(kind, 0); LIRInstruction op = createNestedOp(kind, dummyValue, 1); List<ValuePosition> positions = new ArrayList<>(); op.forEachInput(new ValuePositionProcedure() { @Override public void doValue(LIRInstruction instruction, ValuePosition position) { positions.add(position); } }); assertEquals(1, positions.size()); assertEquals(dummyValue, positions.get(0).get(op)); } @Test public void nestedTest2() { LIRKind kind = LIRKind.Illegal; DummyValue dummyValue = new DummyValue(kind, 0); LIRInstruction op = createNestedOp(kind, dummyValue, 2); List<ValuePosition> positions = new ArrayList<>(); op.forEachInput(new ValuePositionProcedure() { @Override public void doValue(LIRInstruction instruction, ValuePosition position) { positions.add(position); } }); assertEquals(1, positions.size()); assertEquals(dummyValue, positions.get(0).get(op)); } }